JP5484428B2 - Cover body - Google Patents

Description

  The present invention relates to a cover body, in particular, for example, a file binder having a front cover and a back cover connected to the front cover through a bent portion, and a binding tool is provided on the back cover. Related to the cover.

  An example of a conventional cover structure as a background of the present invention is disclosed in, for example, Japanese Patent Application Laid-Open No. 2003-226087 (see Patent Document 1). In the cover structure disclosed in Patent Document 1, sheets can be bound, and after binding the cover, the front plate member and the back plate member can be held in a closed posture by the holding member.

JP 2003-226087 A

  However, in the cover structure disclosed in Patent Document 1, the holding member for holding the cover in the closed position when the cover is closed is formed by a belt-like member such as a rubber string different from the back plate member. Because it hangs down, it is not easy to use.

  Therefore, a main object of the present invention is to provide an easy-to-use cover body that can bind sheets and can maintain a closed state by closing the cover.

The cover body according to the present invention has a first piece and a second piece connected to the first piece through a bent portion, and the second piece is provided with a binding tool. The binding tool is composed of a binding tool component having an upper region and a lower region, and the first piece is formed in a space portion of an open end edge, an open end edge of a second piece, or an open end edge. A locking portion that is locked to a part of a binding tool component of a binding tool that is provided nearby is formed, and the locking portion is a first protrusion formed at a lower front end facing the space portion. And the second projecting portion formed on the far side end on the upper side face each other, and the locking portion is a lower region of the binding member constituting material of the binding tool when the cover is closed some said first protrusion is locked in the, and, the second protrusion is engaged with the part of the upper region, the binding when opening the cover body Configured to desorption from the binding tool construction material fillings, a cover member.
In the cover body concerning Claim 2 of this invention, it has a 1st piece and the 2nd piece connected with the said 1st piece through the bending part, and a binding tool is provided in the said 2nd piece. In the front cover body, the first piece is formed with a recessed portion for loosely inserting a binding tool provided on the second piece in a region in the height direction at the open end edge of the first piece. Locking portions are formed at opposite edges in the height direction, and the locking portions are formed to be locked to a part of the height direction region of the binding tool, or the first piece is opened. A concave portion for loosely inserting a binding tool provided on the second piece is formed in a region in the width direction at the end edge, and the concave portion is formed with a locking portion at an opposite end edge in the width direction. stop portion is formed so as to be engaged with the portion of the width direction of the region in the binding tool, a table feeding member.
In the cover body according to claim 3 of the present invention, the binding tool has regions extending in the length direction and the width direction, and the length direction of the binding tool extends along the open edge of the cover body. In addition, the concave portion is fixed to the second piece, and the concave portion has a length equal to or longer than a region in the length direction of the binding tool, and the locking portion is located on the other side in the length direction of the concave portion. A protrusion projecting so as to face the end and the front end, and the protrusion of the locking portion is locked to the far end and the near end in the length direction of the binding tool. The cover body according to claim 2 , formed as described above.
In a cover sheet according to a fourth aspect of the present invention, the first piece is formed inside the concave portion and between the front side end and the far side end forming the concave portion. is, cover portion which protrudes recess side of the rotating unit is configured to cover the surface of the fastening tool located at the first side when closing the cover member, according to claim 2 or claim 3 It is a cover described in any of the above.
In the cover body according to claim 5 of the present invention, the first piece has a surface close to the open end edge provided with the locking portion, and the inner surface of the second piece when the cover body is closed and / or Alternatively, when the cover is closed, a rotation part is formed on the surface of the binding tool that faces the first piece side so as to bring the open edge of the first piece closer to or in contact with each other. The free end approaches or touches the surface of the binding tool located on the first piece side when the cover between the two pieces rotates and the inner surface of the second piece and / or the cover body is closed. Further, the cover body according to claim 4 .

According to this invention, in the cover body which has a 1st piece and the 2nd piece connected with the said 1st piece via the bending part, and provided the binding tool in the said 2nd piece, the said binding The tool is constituted by a binding tool component, and the first piece is a part of the binding tool component of the binding tool provided at the open end edge, at or near the open end edge of the second piece. A locking portion that is locked to the binding member constituting material of the binding tool when the cover body is closed and binding of the binding tool when the cover body is opened. Since it is comprised so that it may detach | leave from a component structural material, the user-friendly cover body which can maintain a closed state by closing a cover can be provided.
According to invention of Claim 2, the said 1st piece is formed with the concave part which loosely inserts the binding tool provided in the 2nd piece in the area | region of the height direction in the open end edge of a 1st piece, The concave portion is formed with a locking portion at opposite edges in the height direction, and the locking portion is formed so as to be locked to a part of the height direction region of the binding tool, or A concave portion for loosely inserting the binding tool provided on the second piece is formed in the width direction region at the open edge of one piece, and the concave portion forms a locking portion at the opposite edge in the width direction. And since the said latching | locking part is formed so that it may latch to a part of area | region of the width direction in a binding tool, a 1st piece does not open carelessly.
According to the invention of claim 3, the first piece has the inner surface of the second piece and / or the cover body in a region close to the open end edge provided with the locking portion when the cover body is closed. A rotation part for bringing the open end edge of the first piece closer to or in contact with the surface of the binding tool that faces the first piece side when closed is formed, and a gap between the rotation part and the open end edge is formed. Since the free end is configured to approach or touch the surface on the inner side of the second piece and / or the surface of the binding tool located on the first piece side when the cover is closed, Even when inserted into a narrow gap or the like in the closed state, the open end edge of the first piece and the open end edge of the second piece have an acute angle shape, and are easy to insert and cover and protect the material to be clamped. I can do it.
According to a fourth aspect of the present invention, the first piece is inside the concave portion, and is formed with a rotating portion between a front side end and a far side end forming the concave portion, and the rotation is performed. The cover protruding from the moving part toward the concave part is configured to cover the surface of the binding tool located on the first one side when the cover is closed, so the open edge of the cover is inadvertent Do not open.
According to the invention of claim 5, the first piece has the inner surface of the second piece and / or the cover sheet in a region close to the open end edge provided with the locking portion when the cover sheet is closed. A rotation part is formed on the surface of the binding tool that faces the first piece when closed, and the opening part of the first piece is brought close to or in contact with the first piece . Since the free end approaches or contacts the surface of the binding tool located on the first piece side when the cover turns and closes the inner surface of the second piece and / or the cover body, In a state where the cover is closed, it can be easily inserted into a narrow gap or the like, and the material to be clamped can be covered and protected.

  The above-described object, other objects, features, and advantages of the present invention will become more apparent from the following description of the best mode for carrying out the invention with reference to the drawings.

It is a perspective view solution figure which shows the cover body of the open state which is embodiment concerning this invention. It is a top view solution figure which shows the state which the cover body which is embodiment concerning this invention opened. 2A is a cross-sectional schematic view of FIG. 2A-A, and FIG. 2B is a schematic cross-sectional view of FIG. 2B-B. It is a top view solution figure which shows the closed state of the cover body which is embodiment concerning this invention. It is a bottom view solution figure in the state where a cover body was closed. It is sectional drawing solution figure which shows the state which latched the latching | locking part to the binding tool. It is a sectional view solution figure of a binding tool. It is a sectional view solution figure of a binding tool. It is a perspective view solution figure which shows the cover body of the open state which is one embodiment of this invention. FIG. 10 is an illustrative plan view showing a state in which a cover body shown in FIG. 9 is opened. FIG. 10 is an illustrative plan view showing a closed state of the cover body shown in FIG. 9. (A) is a perspective view solution figure of the state which the binding tool shown in FIG. 9 opened, (B) is a perspective view solution figure of the locking means of the binding tool shown in FIG. It is a perspective view solution figure which shows the cover body of the open state which is one embodiment of this invention. FIG. 14 is a perspective view illustrating a state in which a cover body illustrated in FIG. 13 is opened. It is a perspective view solution figure of the state which closed the cover body shown in FIG. It is a perspective view solution figure of the binding tool shown in FIG. 13, and a clamping member. It is a perspective view solution figure of a binding tool. FIG. 14 is a cross-sectional view illustrating a method of using the binding tool illustrated in FIG. 13. It is a perspective view solution figure which shows the cover body of the open state which is embodiment concerning this invention. It is a top view solution figure which shows the state which the cover body which is embodiment concerning this invention opened. FIG. 3 is an illustrative view of a sheet holding mechanism according to an embodiment of the present invention, (A) is a plan illustrative view, (B) is a view in the direction of arrow B in (A), and (C) is (A). It is a C direction arrow directional view of). FIG. 22 is an illustrative view showing a state in the middle of closing of the sheet holding mechanism shown in FIG. 21, (A) is a plan illustrative view, and (B) is a view in the direction of arrow B in (A). FIG. 22 is an illustrative view showing a state in the middle of closing of the sheet holding mechanism shown in FIG. 21, (A) is a front illustrative view, (B) is a view in the B direction of (A), and (C) is (A). It is a C direction arrow directional view of). It is an illustration at the time of shaping | molding of the paper holding mechanism concerning this invention, (A) is a top view illustration, (B) is a B direction arrow view of (A), (C) is (A). It is a C direction arrow directional view. It is explanatory drawing of a cover body provided with a binding tool.

FIG. 1 is a perspective view illustrating a cover body in an opened state according to an embodiment of the present invention. FIG. 2 is an illustrative plan view showing an open state of the cover body according to the embodiment of the present invention. 3A is a cross-sectional schematic diagram of FIG. 2A-A, and FIG. 3B is a schematic cross-sectional diagram of FIG. 2B-B. FIG. 4 is an illustrative plan view showing a closed state of the cover body according to the embodiment of the present invention. FIG. 5 is a bottom schematic view in a state where the cover body is closed. FIG. 6 is a cross-sectional view illustrating a state where the locking portion is locked to the binding tool.
A cover body 10 such as a two-fold file according to the present invention includes a rectangular first piece 12 constituting a front cover, a square second piece 14 constituting a back cover, a first piece 12 and a second piece. It has the interposition piece 16 which comprises the spine which connects the piece 14.
The cover sheet 10 is provided with a bent portion 18 formed substantially at the center in the width direction of the cover sheet 10 at the boundary between the first piece 12 and the interposed piece 16 and at the boundary between the second piece 14 and the interposed piece 16. ing.
The bent portion 18 is formed integrally with the first piece 12 and the second piece 14 and is continuously provided from the front side of the first piece 12 and the second piece 14 to the far side. The hinge structure is formed.

The first piece 12 includes an open end edge 20 that is rotated about the bent portion 18 to open and close the cover body 10.
The open end edge 20 has a linear longitudinal free end 22 parallel to the interposed piece 16 and the bent portion 18 on the side opposite to the interposed piece 16 and the bent portion 18.
The open end edge 20 is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction, and the linear lower free end 24 on the near side is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction. It has a straight upper free end 26 on the front side.
The second piece 14 includes an open edge 30 when the cover 10 is opened and closed by turning around the bent portion 18.
The open end 30 has a linear longitudinal free end 32 parallel to the interposition piece 16 and the bent portion 18 on the side opposite to the interposition piece 16 and the bent portion 18.
The open end edge 30 is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction, and the linear lower free end 34 on the near side is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction. It has a straight upper free end 36 on the front side.
In this embodiment, the cover 10 has a first piece 12 and a second piece 14 obtained by subjecting the bent portion 18 to a Thomson process or a thermal hinge process on a substantially elastic sheet body such as polypropylene. And the interposition piece 16 are integrally formed via the bent portion 18.

The cover body 10 is provided with a binding tool 110 for fastening a material to be clamped H such as paper to be sandwiched and bound between the cover sheets 10 near the left edge which is the open edge 30 of the second piece 14.
The binding tool 110 is provided along the open edge 30 (longitudinal edge 32) in the vicinity of the open edge 30 (longitudinal edge 32) opposite to the interposition piece 16 of the second piece 14.
The binding tool 110 is made of a binding tool component as will be described later.

When the first piece 12 is closed in the height direction region (longitudinal free end 22 having a longitudinal direction extending in the same direction as the interposition piece 16) in the open end edge 20 of the first piece 12 A concave portion 40 for loosely inserting the binding tool 110 provided on the second piece 14 is formed. The concave portion 40 is formed at the center of the cover body 10 in the height direction, that is, at the center of the longitudinal free end 22.
The concave portion 40 is formed with a locking portion 50 at opposite edges in the height direction, and the locking portion 50 is a part of the height direction region of the binding tool 110, that is, the upper side of the binding tool 110. It is formed so as to be locked to a part of the lower region and the lower region.

The binding tool 110 has a region in which binding material constituting the binding tool 110 extends in the length direction and the width direction, and the length direction of the binding tool 110 extends along the open edge 30 of the cover body 10. The second piece 14 is fixed on the inner surface. The binding tool 110 is fixed to the center of the binding tool 110 in the height direction, that is, the center of the longitudinal free end 32.
The concave portion 40 is formed at a position overlapping the binding tool 110 when the first piece 12 and the second piece 14 are closed, and has a length equal to or longer than the lengthwise region of the binding tool 110. The width and the width of the binding tool 110 are equal to or shorter than the region in the width direction, and the first tool 12 is configured so that the binding tool 110 can be accommodated inside without interference when the first piece 12 is closed.
The locking portion 50 is provided so as to protrude from the lower front end 42 and the upper far end 44 in the height direction (length direction) of the concave portion 40 so as to face each other. And a second protrusion 54.
The binding tool 110 includes a linear far side edge and a near side edge configured to be orthogonal to the length direction of the binding tool 110 and the bent portion 18.
The first protrusion 52 of the locking part 50 is locked to the front side edge (the front side edge 130 a of the clamping member 130) in the length direction of the binding tool 110, and the second protrusion of the locking part 50. 54 is configured to be engaged with a far side edge in the length direction of the binding tool 110 (a far side edge 130b of the holding member 130).
In this embodiment, the concave portion 40 is formed in a U shape or a U shape that is slightly wider than the outer peripheral edge of the clamping member 130 of the binding tool 110. That is, the width between the front side end 42 and the far side end 44 is slightly longer than the length in the length direction of the clamping member 130 of the binding tool 110. A space portion is formed between the front side end 42 and the far side end 44 so as to accommodate the clamping member 130 of the binding tool 110.

  The concave portion 40 is formed with a locking portion 50 at opposite edges in the height direction (length direction), and the locking portion 50 is formed in a part of the height direction region of the binding tool 110, that is, The first piece 12 does not open carelessly because it is formed so as to be locked to the upper region and the lower region of the binding component constituting the binding device 110.

The first protrusion 52 on the near side (lower side) includes a U-shaped part or an L-shaped part extending from the near side (lower side) to the far side (upper side), and the near side in the length direction of the binding tool 110. Locked to the end 42.
The second protrusion 54 on the far side (upper side) includes a U-shaped part or an L-shaped part extending from the far side (upper side) to the near side (lower side), and the height direction (length direction) of the binding tool 110. ) At the far end 44 in FIG.

In this embodiment, the recessed portion 40 is recessed inward from the longitudinal free end 22, that is, toward the interposition piece 16, and the lower straight front end 42 orthogonal to the longitudinal free end 22 is orthogonal to the longitudinal free end 22. It has an upper linear far end 44.
The near-side end 42 and the far-side end 44 extend inward from a first rotating portion 62 (described later) and face each other in parallel.

When the cover 10 is closed, the first piece 12 is in a region close to the open edge 30 provided with the locking portion 50, and when the cover 10 is closed, the surface inside the second piece 14 and the cover 10 are closed. A rotating portion 60 for bringing the open end edge 20 of the first piece 12 closer to or in contact with the surface of the binding tool 110 located on the one piece 12 side is formed.
Then, the binding tool 110 positioned on the first piece 12 side when the cover portion 70 between the rotating portion 60 and the open end edge 20 rotates to close the inner surface of the second piece 14 and the cover 10. The longitudinal free end 22 is configured to approach or touch the surface.

The rotating portion 60 is a first rotating portion 62 formed between the near side end 42 and the far side end 44, and is closer to the front side (lower side) than the near side end 42, and from the near side end 42. A second rotating portion 64 formed over the lower free end 24 and a third portion formed on the far side (upper side) from the far side end 44 and from the far side end 44 to the upper free end 26. And a rotation unit 66.
The 1st rotation part 62, the 2nd rotation part 64, and the 3rd rotation part 66 are formed by Thomson processing or thermal hinge processing, and are connected in linear form.

The cover part 70 is a substantially rectangular first cover part 72 that protrudes toward the concave part 40 from the first rotation part 62, and is formed between the second rotation part 64 and the longitudinal free end 22. A rectangular second lower covering portion 74 and a substantially rectangular upper third covering portion 76 formed between the third rotating portion 66 and the longitudinal free end 22 are provided.
The second cover part 74 and the third cover part 76 are formed to have the same length in the height direction (length direction).
The 1st cover part 72 is bend | folded in the valley fold shape in the 1st rotation part 62, and is comprised so that the cover part free end may face slightly upwards.
The 2nd cover part 74 and the 3rd cover part 76 are bent in the mountain fold shape in the 2nd rotation part 64 and the 3rd rotation part 66, and it is comprised so that a cover part free end may face slightly downward. Yes.
The cover portion free end of the first cover portion 72 is formed substantially parallel to the first rotation portion 62 and is located near the apexes of the first protrusion portion 52 and the second protrusion portion 54. That is, the cover free end of the first cover 72 is formed in parallel on an imaginary line connecting the first protrusion 52 and the second protrusion 54.
Since the cover body 10 has elasticity, the first cover portion 72, the second cover portion 74, and the third cover portion 76 have elasticity.
Thus, when the locking portion 50 is locked to a part of the upper region and a part of the lower region of the binding tool 110, the first covering portion 72 is covered on the surface of the holding member 130 of the binding tool 110. The first protrusion 52 is smoothly formed on the edge of the second cover portion 74 and the third cover portion 76 on the concave portion 40 side (the front side end 42 and the far side end 44) without being caught by the free end. And the second protrusion 54 includes a front side edge (a front side edge 130a of the clamping member 130) and a far side edge (a far side edge 130b of the clamping member 130) in the length direction of the clamping member 130 of the binding tool 110. ).

The first piece 12 is inside the concave portion 40, and holds the material to be clamped H at the tip (free end) of the clamping member 130 of the binding tool 110 when the cover body 10 is closed, and the base plate 120. The first rotation part 62 is formed so as to be positioned on the side of the longitudinal free end 22 from the clamping part 132 that is sandwiched between the first rotating part 62 and the clamping part 132. And the 1st cover part 72 formed between the said 1st rotation part 62 and the longitudinal free end 22 is the surface of the binding tool 110 located in the 1st piece 12 side, when the cover body 10 is closed. It is configured to cover a part.
In this embodiment, the second cover portion 74 is formed by the near side end 42 where the far side end forms the concave portion 40, and the third cover portion 76 is the far side where the near side end forms the concave portion 40. It is formed by the side end 44, and protrudes so that the first protrusion 52 at the front end 42 and the second protrusion 54 at the far end 44 face each other.
The first protrusion 52 on the second cover portion 74 side has an engagement edge 52a formed so as to be orthogonal to the front end 42 at a position inside the free end of the second cover 74, and the engagement edge 52a. A top end edge 52b formed so as to extend substantially linearly on the inner side following the end edge 52a, and an oblique formed so as to be inclined toward the front side end 42 on the inner side following the top end edge 52b. And an end edge 52c.
The second projecting portion 54 on the third covering portion 76 side is engaged with an engaging edge 54 a formed so as to be orthogonal to the far end 44 at a position inside the free end of the third covering portion 76. A top end edge 54b formed so as to extend substantially linearly inward following the end edge 54a, and an oblique end formed so as to incline toward the far end 44 on the inner side following the top end edge 54b. And an edge 54c.
The oblique end edge 52c and the oblique end edge 54c cause the second cover portion 74 and the third cover portion 76 to be inward when the first protrusion portion 52 and the second protrusion portion 54 engaged with the holding member 130 are removed. It is configured to be easily pulled out by pulling it toward.

The concave portion 40 is formed with a narrow gap 80 that divides the first cover 72, the second cover 74, and the third cover 76. The gap 80 is located on the far side with the first gap 82 on the front side. And a second gap portion 84.
The first gap portion 82 between the near-side edge 72a of the first cover portion 72 and the near-side end 42 formed on the other side of the second cover portion 74 reaches the inside of the rotating portion 60, and the first A second gap portion 84 between the far end edge 72 b of the cover portion 72 and the far side end 44 formed on the near side of the third cover portion 76 reaches the inside of the rotating portion 60.
Thus, when the first protrusion 52 and the second protrusion 54 are locked to the holding member 130 of the binding tool 110, the second cover 74 and the third cover 76 are bent downward and the first cover is formed. The portion 72 can be bent and locked in different directions, such as bent upward.
Further, the engaging end edge 52a and the engaging end edge 54a are formed on the rear end convex portion 130c of the holding member 130 when the first protruding portion 52 and the second protruding portion 54 are locked to the holding member 130 of the binding tool 110. Engage. Thus, the second cover portion 74 and the third cover portion 76 do not protrude outside the clamping member 130.

  The first cover portion 72 formed between the rotating portion 60 and the longitudinal free end 22 contacts the surface of the binding tool 110 located on the first piece 12 side when the cover body 10 is closed, and binds. Since it is comprised so that the surface of the tool 110 may be covered, the 1st cover part 72 does not open carelessly. Since the cover body 10 is configured to cover the surface of the binding tool 110 positioned on the first piece 12 side when the cover body 10 is closed, the cover body 10 can be easily inserted into a narrow gap or the like when the cover body 10 is closed. The material H can be covered and protected.

The second cover portion 74 formed between the second rotating portion 64 and the longitudinal free end 22 is such that the longitudinal free end 22 approaches the inner surface of the second piece 14 when the cover body 10 is closed. Or it is comprised so that it may touch.
The third covering portion 76 formed between the third rotating portion 66 and the longitudinal free end 22 is configured so that the longitudinal free end 22 approaches the inner surface of the second piece 14 when the cover body 10 is closed. Or it is comprised so that it may touch.
Thus, the second cover portion 74 and the third cover portion 76 do not open carelessly. Even when the cover body 10 is closed and inserted into a narrow gap or the like, the open end edge 20 of the first piece 12 and the open end edge 30 of the second piece 14 are sharp, easy to insert, and covered. The pinching material H can be covered and protected. In particular, even if the material to be clamped H is a sheet having a size that combines the first piece 12 and the second piece 14, as shown in FIG. Even when the to-be-clamped material H becomes thick like when it is folded in the vicinity of the center of the fixing material H, the first covering portion 72, the second covering portion 74, and the third covering portion 76 are The end of the material to be clamped H can be covered and protected.
Further, the first cover 72, the second cover 74, and the third cover 76 bring the edge of the thick material to be clamped H toward the inside, that is, the rotating part 60 side, and the second cover 74 and the third cover. The first protrusion 12 and the second protrusion 54 formed on the portion 76 can be locked to the holding member 130, and the first piece 12 can be closed to the second piece 14.

The binding tool 110 will be described below.
The binding tool 110 includes a base plate 120 and a holding portion 132 formed on one side portion and an opening pressing portion 134 formed on the other side portion so that the holding portion 132 can be opened and closed with respect to the base plate 120. Further, a sandwiching member 130 whose intermediate portion is rotatably supported by the base plate 120, a torsion spring 124 that biases the sandwiching portion 132 of the sandwiching member 130 toward the base plate 120, and the base plate 120. On the other hand, a locking member 140 for maintaining the clamping portion 132 of the clamping member 130 in an open state is included.
The sandwiching member 130 is made of a plate material having a rectangular shape in plan view and having a low arcuate upper surface on the inner sandwiching portion 132 side.
The locking member 140 is rotatably supported by a portion between the one side portion and the intermediate portion of the clamping member 130 and is disposed on the opening pressing portion 134 side of the clamping member 130. A pressing portion 142 for releasing, a releasing pressing portion 144 arranged on the clamping portion 132 side of the clamping member 130, and a locking portion 146 arranged on the base plate 120 side.

  As shown in FIG. 7, the binding tool 110 presses the release pressing portion 144 of the locking member 140 to remove the locking portion 146 of the locking member 140 from the protruding portion 122 of the base plate 120, thereby The clamping part 132 of the clamping member 130 is closed with respect to the plate 120 by the urging force of the torsion spring 124.

  Further, as shown in FIG. 8, the binding tool 110 presses the opening pressing portion 134 of the clamping member 130 to resist the clamping portion 132 of the clamping member 130 against the urging force of the torsion spring 124 against the base plate 120. In the opened state, the locking pressing portion 142 of the locking member 140 is pressed so that the locking portion 146 of the locking member 140 is brought into contact with the protruding portion 122 of the base plate 120 so that the base plate 120 is held. It is formed so that the holding part 132 of the member 130 is maintained in an open state.

  In the binding tool 110, by pressing the opening pressing portion 134 of the clamping member 130, the clamping portion 132 of the clamping member 130 can be opened against the base plate 120 against the urging force of the torsion spring 124. In this case, since it is only necessary to press the opening pressing portion 134 formed on the other side portion opposite to the clamping portion 132 formed on the one side portion to be opened in the clamping member 130, the opening of the clamping member 130 may be performed. The pressing part 134 is easy to press and the clamping part 132 of the clamping member 130 is easy to open.

  In order to attach the binding tool 110 according to the present invention to the cover 10 of the file / binders, an attachment hole 120a penetrating the base plate 120 of the binding tool 110 and a cover 10 of the file / binders are configured ( A fixing material 150 such as a rivet is inserted into a mounting hole 14a provided in the second piece 14 (which constitutes the back cover), and the base plate 120 is fixed in close contact with the outer surface of the second piece 14.

The first protrusion 52 on the near side (lower side) of the first piece 12 is locked to the lower surface on the near side (lower side) of the clamping member 130, which is the near side end 42 in the length direction of the binding tool 110. The
The second protrusion 54 on the far side (upper side) of the first piece 12 is locked to the lower surface on the near side (lower side) of the clamping member 130, which is the far side end 44 in the length direction of the binding tool 110. Is done.
The covering portion free end of the first covering portion 72 is located near the imaginary line connecting the first protrusion 52 and the second protrusion 54 on the upper surface of the holding member 130, and the upper surface of the holding member 130 is Cover almost half.

The cover body 10 according to the present invention may be configured as follows.
Hereinafter, an embodiment according to the present invention which is different from the above embodiment will be described.

  FIG. 9 is a perspective view illustrating an open cover body according to an embodiment of the present invention. FIG. 10 is an illustrative plan view showing a state where the cover body shown in FIG. 9 is opened. FIG. 11 is an illustrative plan view showing a closed state of the cover body shown in FIG. 9.

A cover body 10 such as a two-fold file according to the present invention includes a rectangular first piece 12 constituting a front cover, a square second piece 14 constituting a back cover, a first piece 12 and a second piece. It has the interposition piece 16 which comprises the spine which connects the piece 14.
The cover sheet 10 is provided with a bent portion 18 formed substantially at the center in the width direction of the cover sheet 10 at the boundary between the first piece 12 and the interposed piece 16 and at the boundary between the second piece 14 and the interposed piece 16. ing.
The bent portion 18 is formed integrally with the first piece 12 and the second piece 14 and is continuously provided from the front side of the first piece 12 and the second piece 14 to the far side. The hinge structure is formed.

The first piece 12 includes an open end edge 20 that is rotated about the bent portion 18 to open and close the cover body 10.
The open end edge 20 has a linear longitudinal free end 22 parallel to the interposed piece 16 and the bent portion 18 on the side opposite to the interposed piece 16 and the bent portion 18.
The open end edge 20 is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction, and the linear lower free end 24 on the near side is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction. It has a straight upper free end 26 on the front side.
The second piece 14 includes an open edge 30 when the cover 10 is opened and closed by turning around the bent portion 18.
The open end 30 has a linear longitudinal free end 32 parallel to the interposition piece 16 and the bent portion 18 on the side opposite to the interposition piece 16 and the bent portion 18.
The open end edge 30 is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction, and the linear lower free end 34 on the near side is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction. It has a straight upper free end 36 on the front side.

The cover body 10 includes a binding tool 310 for fastening a material to be clamped H such as a sheet that is sandwiched and bound between the cover sheets 10 near the left edge, which is the open end edge 30 of the second piece 14.
The binding tool 310 is provided along the open edge 30 (longitudinal edge 32) near the open edge 30 (longitudinal edge 32) on the opposite side of the second piece 14 from the interposed piece 16.
The binding tool 310 is formed of a binding tool component as described later.

When the first piece 12 is closed in the height direction region (longitudinal free end 22 having a longitudinal direction extending in the same direction as the interposition piece 16) in the open end edge 20 of the first piece 12 A concave portion 40 for loosely inserting the binding tool 310 provided on the second piece 14 is formed.
The concave portion 40 is formed at the center of the cover body 10 in the height direction, that is, at the center of the longitudinal free end 22.
The concave portion 40 is formed with a locking portion 50 at opposite edges in the height direction. The locking portion 50 is a part of the height direction region of the binding tool 310, that is, the upper side of the binding tool 310. It is formed so as to be locked to a part of the lower region and the lower region.

The binding tool 310 has a region in which the binding tool component constituting the binding tool 310 extends in the length direction and the width direction, and the length direction of the binding tool 310 extends along the open edge 30 of the cover body 10. The second piece 14 is fixed. The binding tool 310 is fixed to the center of the binding tool 310 in the height direction, that is, the center of the longitudinal free end 32.
The concave portion 40 is formed at a position overlapping the binding tool 310 when the first piece 12 and the second piece 14 are closed, and has a length equal to or longer than the region in the length direction of the binding tool 310. The width and the width of the binding tool 110 are equal to or shorter than the region in the width direction, and are configured so that the binding tool 310 can be accommodated inside without interfering when the first piece 12 is closed.
The locking portion 50 is provided so as to protrude from the lower front end 42 and the upper far end 44 in the height direction (length direction) of the concave portion 40 so as to face each other. And a second protrusion 54.
The binding tool 310 includes a linear far side edge and a near side edge configured to be orthogonal to the length direction of the binding tool 310 and the bent portion 18.
The first protrusion 52 and the second protrusion 54 of the locking part 50 are locked to the front side edge (the front side edge 332a of the operating lever 332) in the length direction of the binding tool 310, and the locking part The 50 second protrusions 54 are formed so as to be locked to the upper side end edge (the connecting arm 322) in the height direction of the binding tool 310.

  The concave portion 40 is formed with a locking portion 50 at opposite edges in the height direction (length direction), and the locking portion 50 is formed in a part of the height direction of the binding tool 310, that is, The first piece 12 does not open carelessly because it is formed so as to be locked to the upper region and the lower region of the binding component constituting the binding device 310.

The first protrusion 52 on the near side (lower side) includes a U-shaped part or an L-shaped part extending from the near side (lower side) to the far side (upper side), and the height direction (length) of the binding tool 310. In the direction).
The second projection 54 on the far side (upper side) includes a U-shaped part or an L-shaped part extending from the far side (upper side) to the near side (lower side), and the far side end in the length direction of the binding tool 310. 44.

In this embodiment, the recessed portion 40 is recessed inward from the longitudinal free end 22, that is, toward the interposition piece 16, and the lower straight front end 42 orthogonal to the longitudinal free end 22 is orthogonal to the longitudinal free end 22. It has an upper linear far end 44.
The near-side end 42 and the far-side end 44 extend inward from a first rotating portion 62 (described later) and face each other in parallel.

When the cover 10 is closed, the first piece 12 is in a region close to the open edge 30 provided with the locking portion 50, and when the cover 10 is closed, the surface inside the second piece 14 and the cover 10 are closed. A rotating portion 60 for bringing the open end edge 20 of the first piece 12 close to or in contact with the surface of the binding tool 310 located on the one piece 12 side is formed.
Then, the binding tool 310 positioned on the first piece 12 side when the cover portion 70 between the rotating portion 60 and the open end edge 20 rotates to close the inner surface of the second piece 14 and the cover 10. The longitudinal free end 22 is configured to approach or touch the surface.

The rotating portion 60 is a first rotating portion 62 formed between the near side end 42 and the far side end 44, and is closer to the front side (lower side) than the near side end 42, and from the near side end 42. A second rotating portion 64 formed over the lower free end 24 and a third portion formed on the far side (upper side) from the far side end 44 and from the far side end 44 to the upper free end 26. And a rotation unit 66.
The 1st rotation part 62, the 2nd rotation part 64, and the 3rd rotation part 66 are connected to linear form.

The cover part 70 is a substantially rectangular first cover part 72 that protrudes toward the concave part 40 from the first rotation part 62, and is formed between the second rotation part 64 and the longitudinal free end 22. A rectangular second lower covering portion 74 and a substantially rectangular upper third covering portion 76 formed between the third rotating portion 66 and the longitudinal free end 22 are provided.
The second cover part 74 and the third cover part 76 are formed to have the same length in the height direction (length direction).
The 1st cover part 72 is bend | folded in the valley fold shape in the 1st rotation part 62, and is comprised so that the cover part free end may face slightly upwards.
The 2nd cover part 74 and the 3rd cover part 76 are bent in the mountain fold shape in the 2nd rotation part 64 and the 3rd rotation part 66, and it is comprised so that a cover part free end may face slightly downward. Yes.
The cover portion free end of the first cover portion 72 is formed substantially parallel to the first rotation portion 62 and is located near the apexes of the first protrusion portion 52 and the second protrusion portion 54. That is, the cover free end of the first cover 72 is formed in parallel on an imaginary line connecting the first protrusion 52 and the second protrusion 54.
Since the cover body 10 has elasticity, the first cover portion 72, the second cover portion 74, and the third cover portion 76 have elasticity.
Thus, when the locking portion 50 is locked to a part of the upper region and a part of the lower region of the binding tool 310, the first covering portion 72 covers the surface of the holding member 326 of the binding tool 310. The first protrusion 52 is smoothly formed on the edge of the second cover portion 74 and the third cover portion 76 on the concave portion 40 side (the front side end 42 and the far side end 44) without being caught by the free end. And the 2nd projection part 54 can be locked to the near side end (the near side edge 332a of the operation lever 332) and the far side end (far side connection arm 322) of the binding tool 310 in the length direction.

  The first piece 12 is inside the concave portion 40 and is clamped between the first base 12 and the base 312 by pressing the material to be clamped H by the clamping member 326 of the binding tool 310 when the cover 10 is closed. The 1st rotation part 62 is formed so that it may be located in the longitudinal free end 22 side from the clamping part (the whole clamping member 326). And the 1st cover part 72 formed between the said 1st rotation part 62 and the longitudinal free end 22 is the surface of the binding tool 310 located in the 1st piece 12 side when the cover body 10 is closed. It is configured to cover a part.

In this embodiment, the second cover portion 74 is formed by the near side end 42 where the far side end forms the concave portion 40, and the third cover portion 76 is the far side where the near side end forms the concave portion 40. It is formed by the side end 44, and protrudes so that the first protrusion 52 at the front end 42 and the second protrusion 54 at the far end 44 face each other.
The first protrusion 52 on the second cover portion 74 side has an engagement edge 52a formed so as to be orthogonal to the front end 42 at a position inside the free end of the second cover 74, and the engagement edge 52a. A top end edge 52b formed so as to extend substantially linearly on the inner side following the end edge 52a, and an oblique formed so as to be inclined toward the front side end 42 on the inner side following the top end edge 52b. And an end edge 52c.
The second projecting portion 54 on the third covering portion 76 side is engaged with an engaging edge 54 a formed so as to be orthogonal to the far end 44 at a position inside the free end of the third covering portion 76. A top end edge 54b formed so as to extend substantially linearly inward following the end edge 54a, and an oblique end formed so as to incline toward the far end 44 on the inner side following the top end edge 54b. And an edge 54c.

The concave portion 40 is formed with a narrow gap 80 that divides the first cover 72, the second cover 74, and the third cover 76. The gap 80 is located on the far side with the first gap 82 on the front side. And a second gap portion 84.
The first gap portion 82 between the near-side edge 72a of the first cover portion 72 and the near-side end 42 formed on the other side of the second cover portion 74 reaches the inside of the rotating portion 60, and the first A second gap portion 84 between the far end edge 72 b of the cover portion 72 and the far side end 44 formed on the near side of the third cover portion 76 reaches the inside of the rotating portion 60.
Thus, when the first protrusion 52 and the second protrusion 54 are locked to the front edge 332a of the operation lever 332 of the binding tool 310 and the connecting arm 322 on the far side, the second cover 74 and The third cover 76 can be bent and locked in different directions such that the third cover 76 can be bent downward and the first cover 72 can be bent upward.

  The first cover portion 72 formed between the rotating portion 60 and the longitudinal free end 22 contacts the surface of the binding tool 310 located on the first piece 12 side when the cover 10 is closed, and binds. Since it is comprised so that the surface of the tool 310 may be covered, the 1st cover part 72 does not open carelessly. Since the cover body 10 is configured to cover the surface of the binding tool 310 located on the first piece 12 side when the cover body 10 is closed, the cover body 10 can be easily inserted into a narrow gap or the like when the cover body 10 is closed. The material H can be covered and protected.

The second cover portion 74 formed between the second rotating portion 64 and the longitudinal free end 22 is such that the longitudinal free end 22 approaches the inner surface of the second piece 14 when the cover body 10 is closed. Or it is comprised so that it may touch.
The third covering portion 76 formed between the third rotating portion 66 and the longitudinal free end 22 is configured so that the longitudinal free end 22 approaches the inner surface of the second piece 14 when the cover body 10 is closed. Or it is comprised so that it may touch.
Thus, the second cover portion 74 and the third cover portion 76 do not open carelessly. Even when the cover body 10 is closed and inserted into a narrow gap or the like, the open end edge 20 of the first piece 12 and the open end edge 30 of the second piece 14 are sharp, easy to insert, and covered. The pinching material H can be covered and protected. In particular, even if the material to be clamped H is a sheet having a size that combines the first piece 12 and the second piece 14, as shown in FIG. Even when the to-be-clamped material H becomes thick like when it is folded in the vicinity of the center of the fixing material H, the first covering portion 72, the second covering portion 74, and the third covering portion 76 are The end of the material to be clamped H can be covered and protected.
Further, the first cover 72, the second cover 74, and the third cover 76 bring the edge of the thick material to be clamped H toward the inside, that is, the rotating part 60 side, and the second cover 74 and the third cover. The first protrusion 52 and the second protrusion 54 formed on the portion 76 are engaged with the front side edge 332a of the operation lever 332 of the binding tool 310 and the connecting arm 322 on the other side, and the first piece 12 is The two pieces 14 can be closed.

The binding tool 310 will be described below.
The binding tool 310 includes a base 312 that is formed in a rectangular plate shape using, for example, a metal plate. A support body 314 is formed at one end of the base 312 in the width direction. The support body 314 is a plate-like body formed so as to stand upright with respect to the base 312 from one end side (front side) to the other end side (rear side) in the longitudinal direction of the base 312. It is formed at the same height from the side to the rear side.

  The base 312 is formed with a rear arm pivot 316, a front arm pivot 318 and a bearing 320 in parallel with the support 314. The arm pivot 316, the arm pivot 318, and the bearing 320 are formed by, for example, forming a cut in a part of the base 312 and raising the cut part vertically on the base 312. In them, a through hole is formed in the approximate center.

  The connecting arm 322 and the connecting arm 324 are formed so as to pass from the support body 314 through the through holes of the arm pivot 316 and the arm pivot 318. The connecting arm 322 and the connecting arm 324 are bent at the arm pivot portion 316 and the arm pivot portion 318 and extend so as to be parallel to the surfaces of the arm pivot portion 316 and the arm pivot portion 318, and further bent and the distal end portion thereof is the arm pivot portion 316. And it is formed so as to be oriented substantially perpendicular to the surface of the arm pivot 318. The connection arm 322 and the connection arm 324 are attached across the support part of the support body 314 and the support part of the arm pivot part 316 and the arm pivot part 318, and are pivotally attached using the support part as a pivot point. Therefore, when the connecting arm 322 and the connecting arm 324 are rotated, the distal ends thereof move so as to draw an arc.

  A clamping member 326 is attached to the distal ends of the connecting arm 322 and the connecting arm 324. The clamping member 326 is formed in a rectangular shape, and holds the material to be clamped H by sandwiching the material to be clamped H between the base 312 and the like. The distal ends of the connecting arm 322 and the connecting arm 324 are attached to the side surfaces of the holding member 326 at both ends of the holding member 326 in the longitudinal direction. Further, a support shaft 328 which is a pivot of the operation lever 332 is attached between the support body 314 and the bearing portion 320 facing the support body 314. The spring member 330 is rotatably attached to the support shaft 328 so as to wind a coil portion of a torsion coil spring constituting the spring member 330.

The operating arm 330 a extending from the end of the coil portion on one end side of the spring member 330 is formed so as to extend in parallel to the surface of the bearing portion 320 and bend to be substantially orthogonal to the surface of the bearing portion 320. Then, the operating arm 330 a on one end side of the spring member 330 is connected to the clamping member 326. At this time, the actuating arm 330 a on one end side of the spring member 330 is connected to a portion closer to the one connecting arm 322 than the central portion in the longitudinal direction of the clamping member 326.
Further, an operation lever 332 is formed in the vicinity of the support shaft 328. The operating lever 332 is connected to an operating arm 330 b extending from the end of the coil portion on the other end side of the spring member 330.
The operation lever 332 is formed so as to extend from the support shaft 328 portion to the front side end portion of the base 312 located far from the support shaft 328 when the operation lever 332 is tilted.
The operation lever 332 includes an operation lever main body 334 having a pivot portion pivotally supported by the support shaft 328 at its rear end and a pressing portion on the upper surface on the free end side. A protrusion 336 extending in the longitudinal direction is formed on the lower surface of the operation lever main body 334. A locking portion 336 a for locking the operation lever 332 is formed on the surface of the protrusion 336 on the support 314 side so as to face the support 314.

  The support body 314 is provided continuously from the base 312 along the longitudinal direction of the operation lever 332 from the rear arm pivot 316 to the vicinity of the front arm pivot 318. In order to lock 332, a locking projection 350 that locks the locking portion 336 a of the operation lever 332 is formed.

In the binding tool 310, the holding member 326 can be opened and closed via the spring member 330 by opening and closing the operation lever 332. In a state where the clamping member 326 is closed, the operating member 332 is tilted to fit the locking portion 336 a into the protrusion 350, whereby the clamping member 326 is biased toward the base 312 by the spring member 330. The material to be clamped H such as a document is held between the base 312 and the clamping member 326 by the force of the spring member 330. Further, by raising the operation lever 332, the clamping member 326 is opened via the spring member 330, and the material to be clamped H can be removed. In this binding tool 310, two alignment members 338 are formed so as to be substantially orthogonal to the base 312 in order to align the ends of the material to be clamped H when the material to be clamped H is sandwiched. The These alignment members 338 are formed by forming a cut in the base 312 and raising the cut portion on the base 312 in the same manner as the arm pivot 316 and the arm pivot 318.
The binding tool 310 is a fixing material such as a rivet that is passed through an attachment hole 340 formed of an attachment hole 14a formed in the second piece 14 constituting the cover 10 of the file and a through hole formed in the base 312. By 342, it is attached to the inner surface of the second piece 14 of the cover 10 of the file.

The first protrusion 52 on the front side (lower side) of the first piece 12 is engaged with the front side (lower side) of the operating lever 332, that is, the lower surface of the free end, which is the front side end in the length direction of the binding tool 110. Stopped. That is, when the operation lever 332 is fixed in a state where the protrusion 350 is locked to the locking portion 336a and the material to be clamped H is clamped, the first protrusion 52 has the width direction of the operation lever 332. Locked to the lower surface on the near side (lower side).
Further, the second protrusion 54 on the other side (upper side) of the first piece 12 is locked to the lower surface of the connecting arm 322 that is the other side end in the length direction of the binding tool 110. That is, the second projecting portion 54 is locked to the lower surface of the connecting arm 322 spanned in the width direction of the binding tool 310 between the arm pivot portion 316 and the support body 314.
Then, the cover portion free end of the first cover portion 72 is located near the imaginary line connecting the first protrusion portion 52 and the second protrusion portion 54 on the upper surface of the holding member 326, and the upper surface of the holding member 326 is positioned on the upper surface of the holding member 326. cover.

  FIG. 13 is an exploded perspective view showing a cover body in an opened state according to an embodiment of the present invention. FIG. 14 is a perspective view illustrating the cover body shown in FIG. 13 in an open state. FIG. 15 is a perspective view illustrating the cover body shown in FIG. 13 in a closed state.

A cover body 10 such as a two-fold file according to the present invention includes a rectangular first piece 12 constituting a front cover, a square second piece 14 constituting a back cover, a first piece 12 and a second piece. It has the interposition piece 16 which comprises the spine which connects the piece 14.
The cover sheet 10 is provided with a bent portion 18 formed substantially at the center in the width direction of the cover sheet 10 at the boundary between the first piece 12 and the interposed piece 16 and at the boundary between the second piece 14 and the interposed piece 16. ing.
The bent portion 18 is formed integrally with the first piece 12 and the second piece 14 and is continuously provided from the front side of the first piece 12 and the second piece 14 to the far side. The hinge structure is formed.

The first piece 12 includes an open end edge 20 that is rotated about the bent portion 18 to open and close the cover body 10.
The open end edge 20 has a linear longitudinal free end 22 parallel to the interposed piece 16 and the bent portion 18 on the side opposite to the interposed piece 16 and the bent portion 18.
The open end edge 20 is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction, and the linear lower free end 24 on the near side is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction. It has a straight upper free end 26 on the front side.
The second piece 14 includes an open edge 30 when the cover 10 is opened and closed by turning around the bent portion 18.
The open end 30 has a linear longitudinal free end 32 parallel to the interposition piece 16 and the bent portion 18 on the side opposite to the interposition piece 16 and the bent portion 18.
The open end edge 30 is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction, and the linear lower free end 34 on the near side is orthogonally adjacent to the intervening piece 16 and the bent portion 18 and extends in the width direction. It has a straight upper free end 36 on the front side.

The cover body 10 is provided with a binding tool 410 for fastening a material to be clamped H such as paper to be sandwiched and bound between the cover sheets 10 near the left edge which is the open end edge 30 of the second piece 14.
The binding tool 410 is provided along the open edge 30 (longitudinal edge 32) near the open edge 30 (longitudinal edge 32) on the opposite side of the second piece 14 from the interposed piece 16.
The binding tool 410 is formed of a binding tool constituent material as will be described later.

When the first piece 12 is closed in the height direction region (longitudinal free end 22 having a longitudinal direction extending in the same direction as the interposition piece 16) in the open end edge 20 of the first piece 12 A concave portion 40 for loosely inserting the binding tool 410 provided on the second piece 14 is formed. The concave portion 40 is formed at the center of the cover body 10 in the height direction, that is, at the center of the longitudinal free end 22.
The concave portion 40 is formed with a locking portion 50 at opposite edges in the height direction, and the locking portion 50 is a part of the height direction region of the binding tool 410, that is, the upper side of the binding tool 410. It is formed so as to be locked to a part of the lower region and the lower region.

The binding tool 410 has a region in which binding material constituting the binding tool 410 extends in the length direction and the width direction, and the length direction of the binding tool 410 extends along the open edge 30 of the cover body 10. The second piece 14 is fixed. The binding tool 410 is fixed to the center of the binding tool 410 in the height direction, that is, the center of the longitudinal free end 32.
The concave portion 40 is formed at a position overlapping the binding tool 410 when the first piece 12 and the second piece 14 are closed, and has a length equal to or longer than the lengthwise region of the binding tool 410. The width and the width of the binding tool 410 are equal to or longer than the region in the width direction, and are configured so that the binding tool 410 can be accommodated inside without interfering when the first piece 12 is closed.
The locking portion 50 is provided so as to protrude from the lower front end 42 and the upper far end 44 in the height direction (length direction) of the concave portion 40 so as to face each other. And a second protrusion 54.
The binding tool 410 includes a linear far side edge and a near side edge configured to be orthogonal to the length direction of the binding tool 410 and the bent portion 18.
The first protrusion 52 of the locking portion 50 is locked to the front side edge in the length direction of the binding tool 410 (the front side edge 443a of the clamping member 443), and the upper far side end in the length direction. It is formed so as to be locked to the edge (the other side edge 443b of the holding member 443).

  The concave portion 40 is formed with a locking portion 50 at opposite edges in the height direction (length direction), and the locking portion 50 is formed in a part of the height direction of the binding tool 410, that is, The first piece 12 is not carelessly opened because it is formed so as to be locked to the upper region and the lower region of the binding member constituting material of the binding tool 410.

The first protrusion 52 on the near side (lower side) includes a U-shaped part or an L-shaped part extending from the near side (lower side) to the far side (upper side), and the near side in the length direction of the binding tool 410. Locked to the end 42.
The second protrusion 54 on the far side (upper side) includes a U-shaped part or an L-shaped part extending from the far side (upper side) to the near side (lower side), and the height direction (length direction) of the binding tool 410. ) At the far end 44 in FIG.

In this embodiment, the recessed portion 40 is recessed inward from the longitudinal free end 22, that is, toward the interposition piece 16, and the lower straight front end 42 orthogonal to the longitudinal free end 22 is orthogonal to the longitudinal free end 22. It has an upper linear far end 44.
The near-side end 42 and the far-side end 44 extend inward from a first rotating portion 62 (described later) and face each other in parallel.

When the cover 10 is closed, the first piece 12 is in a region close to the open edge 30 provided with the locking portion 50, and when the cover 10 is closed, the surface inside the second piece 14 and the cover 10 are closed. A rotating portion 60 for bringing the open end edge 20 of the first piece 12 close to or in contact with the surface of the binding tool 410 located on the one piece 12 side is formed.
The binding tool 410 located on the first piece 12 side when the cover portion 70 between the rotating portion 60 and the open end edge 20 rotates to close the inner surface of the second piece 14 and the cover 10. The longitudinal free end 22 is configured to approach or touch the surface.

The rotating portion 60 is a first rotating portion 62 formed between the near side end 42 and the far side end 44, and is closer to the front side (lower side) than the near side end 42, and from the near side end 42. A second rotating portion 64 formed over the lower free end 24 and a third portion formed on the far side (upper side) from the far side end 44 and from the far side end 44 to the upper free end 26. And a rotation unit 66.
The 1st rotation part 62, the 2nd rotation part 64, and the 3rd rotation part 66 are connected to linear form.

The cover part 70 is a substantially rectangular first cover part 72 that protrudes toward the concave part 40 from the first rotation part 62, and is formed between the second rotation part 64 and the longitudinal free end 22. A rectangular second lower covering portion 74 and a substantially rectangular upper third covering portion 76 formed between the third rotating portion 66 and the longitudinal free end 22 are provided.
The second cover part 74 and the third cover part 76 are formed to have the same length in the height direction (length direction). The 1st cover part 72 is bend | folded in the valley fold shape in the 1st rotation part 62, and is comprised so that the cover part free end may face slightly upwards.
The 2nd cover part 74 and the 3rd cover part 76 are bent in the mountain fold shape in the 2nd rotation part 64 and the 3rd rotation part 66, and it is comprised so that a cover part free end may face slightly downward. Yes.
The cover portion free end of the first cover portion 72 is formed substantially parallel to the first rotation portion 62 and is located near the apexes of the first protrusion portion 52 and the second protrusion portion 54. That is, the cover free end of the first cover 72 is formed in parallel on an imaginary line connecting the first protrusion 52 and the second protrusion 54.
Since the cover body 10 has elasticity, the first cover portion 72, the second cover portion 74, and the third cover portion 76 have elasticity.
Thus, when the locking portion 50 is locked to a part of the upper region and a part of the lower region of the binding tool 410, the first covering portion 72 covers the surface of the holding member 443 of the binding tool 410. The first protrusion 52 is smoothly formed on the edge of the second cover portion 74 and the third cover portion 76 on the concave portion 40 side (the front side end 42 and the far side end 44) without being caught by the free end. The second projecting portion 54 includes a front side edge (a front side edge 443a of the clamping member 443) and a far side edge (a far side edge 443b of the clamping member 443) in the length direction of the clamping member 443 of the binding tool 410. ).

The first piece 12 is inside the concave portion 40 and is clamped between the seat body 416 by pressing the material to be clamped H by the clamping member 443 of the binding tool 410 when the cover body 10 is closed. The first rotating part 62 is formed so as to be located on the side of the longitudinal free end 22 from the part. And the 1st cover part 72 formed between the said 1st rotation part 62 and the longitudinal free end 22 is the surface of the binding tool 410 located in the 1st piece 12 side, when the cover body 10 is closed. It is configured to cover.
In this embodiment, the second cover portion 74 is formed by the near side end 42 where the far side end forms the concave portion 40, and the third cover portion 76 is the far side where the near side end forms the concave portion 40. It is formed by the side end 44, and protrudes so that the first protrusion 52 at the front end 42 and the second protrusion 54 at the far end 44 face each other.
The first protrusion 52 on the second cover portion 74 side has an engagement edge 52a formed so as to be orthogonal to the front end 42 at a position inside the free end of the second cover 74, and the engagement edge 52a. A top end edge 52b formed so as to extend substantially linearly on the inner side following the end edge 52a, and an oblique formed so as to be inclined toward the front side end 42 on the inner side following the top end edge 52b. And an end edge 52c.
The second projecting portion 54 on the third covering portion 76 side is engaged with an engaging edge 54 a formed so as to be orthogonal to the far end 44 at a position inside the free end of the third covering portion 76. A top end edge 54b formed so as to extend substantially linearly inward following the end edge 54a, and an oblique end formed so as to incline toward the far end 44 on the inner side following the top end edge 54b. And an edge 54c.

The concave portion 40 is formed with a narrow gap 80 that divides the first cover 72, the second cover 74, and the third cover 76. The gap 80 is located on the far side with the first gap 82 on the front side. And a second gap portion 84.
The first gap portion 82 between the near-side edge 72a of the first cover portion 72 and the near-side end 42 formed on the other side of the second cover portion 74 reaches the inside of the rotating portion 60, and the first A second gap portion 84 between the far end edge 72 b of the cover portion 72 and the far side end 44 formed on the near side of the third cover portion 76 reaches the inside of the rotating portion 60.
Thus, when the first protrusion 52 and the second protrusion 54 are locked to the holding member 130 of the binding tool 110, the second cover 74 and the third cover 76 are bent downward and the first cover is formed. The portion 72 can be bent and locked in different directions, such as bent upward.

In this embodiment, the second cover portion 74 is formed by the near side end 42 where the far side end forms the concave portion 40, and the third cover portion 76 is the far side where the near side end forms the concave portion 40. It is formed by the side end 44, and protrudes so that the first protrusion 52 at the front end 42 and the second protrusion 54 at the far end 44 face each other.
The first protrusion 52 on the second cover portion 74 side has an engagement edge 52a formed so as to be orthogonal to the front end 42 at a position inside the free end of the second cover 74, and the engagement edge 52a. A top end edge 52b formed so as to extend substantially linearly on the inner side following the end edge 52a, and an oblique formed so as to be inclined toward the front side end 42 on the inner side following the top end edge 52b. And an end edge 52c.
The second projecting portion 54 on the third covering portion 76 side is engaged with an engaging edge 54 a formed so as to be orthogonal to the far end 44 at a position inside the free end of the third covering portion 76. A top end edge 54b formed so as to extend substantially linearly inward following the end edge 54a, and an oblique end formed so as to incline toward the far end 44 on the inner side following the top end edge 54b. And an edge 54c.

The concave portion 40 is formed with a narrow gap 80 that divides the first cover 72, the second cover 74, and the third cover 76. The gap 80 is located on the far side with the first gap 82 on the front side. And a second gap portion 84.
The first gap portion 82 between the near-side edge 72a of the first cover portion 72 and the near-side end 42 formed on the other side of the second cover portion 74 reaches the inside of the rotating portion 60, and the first A second gap portion 84 between the far end edge 72 b of the cover portion 72 and the far side end 44 formed on the near side of the third cover portion 76 reaches the inside of the rotating portion 60.
Thus, when the first protrusion 52 and the second protrusion 54 are engaged with the front end 443a and the far end 443b of the holding member 443 of the binding tool 410, the second cover 74 and the second cover The three cover portions 76 can be bent and locked in different directions, such as bending the first cover portion 76 downward and the first cover portion 72 bending upward.

  The first cover portion 72 formed between the rotating portion 60 and the longitudinal free end 22 contacts the surface of the binding tool 410 located on the first piece 12 side when the cover body 10 is closed, and binds. Since it is comprised so that a part of surface of the tool 410 may be covered, the 1st cover part 72 does not open carelessly. Since it is configured to cover the surface of the binding tool 410 located on the first piece 12 side when the cover body 10 is closed, it can be easily inserted into a narrow gap or the like when the cover body 10 is closed. The material H can be covered and protected.

The second cover portion 74 formed between the second rotating portion 64 and the longitudinal free end 22 is such that the longitudinal free end 22 approaches the inner surface of the second piece 14 when the cover body 10 is closed. Or it is comprised so that it may touch.
The third covering portion 76 formed between the third rotating portion 66 and the longitudinal free end 22 is configured so that the longitudinal free end 22 approaches the inner surface of the second piece 14 when the cover body 10 is closed. Or it is comprised so that it may touch.
Thus, the second cover portion 74 and the third cover portion 76 do not open carelessly. Even when the cover body 10 is closed and inserted into a narrow gap or the like, the open end edge 20 of the first piece 12 and the open end edge 30 of the second piece 14 are sharp, easy to insert, and covered. The pinching material H can be covered and protected. In particular, even if the material to be clamped H is a sheet having a size that combines the first piece 12 and the second piece 14, as shown in FIG. Even when the to-be-clamped material H becomes thick like when it is folded in the vicinity of the center of the fixing material H, the first covering portion 72, the second covering portion 74, and the third covering portion 76 are The end of the material to be clamped H can be covered and protected.
Further, the first cover 72, the second cover 74, and the third cover 76 bring the edge of the thick material to be clamped H toward the inside, that is, the rotating part 60 side, and the second cover 74 and the third cover. The first protrusion 12 and the second protrusion 54 formed on the portion 76 can be locked to the holding member 443, and the first piece 12 can be closed to the second piece 14.

The binding tool 410 will be described below.
The binding tool 410 according to the cover body 10 of the present invention is a thing used for the cover body 10 of file binders, and is a second piece 14 of the cover body 10 that comes into contact with a material to be clamped H such as a note. The foot 412 and the foot 414 fixed near the base of the foot 412 and the foot 414 and inserted through the material to be clamped H are connected to the second piece 14. It is formed so as to be inserted into a holding member 443 that is pressed down.
The clamping member 443 is configured by a thin plate having a substantially square cross section and a rectangular shape in plan view.

  The binding tool 410 is a two-hole type and includes a pair of upper and lower foot portions 412 and 414, and the foot portion 412 and the foot portion 414 are extended from the seat body 416 in the vicinity of the roots.

The foot portion 412 and the foot portion 414 have a length that is slightly higher than the thickness of the material to be clamped H and can be bent and have a restoring force, and in this embodiment, a circle made of a coil spring. A columnar body is provided.
The foot part 412 and the foot part 414 are formed so as to be inserted into the binding hole H ₁ of the material to be clamped H and the insertion hole 445 of the clamping member 443, and cover the outer periphery of the columnar body 418. A tubular leg body 420 having flexibility and formed longer than the columnar body 418 is provided so as to be inserted into the insertion hole 445 of the member 443 and locked to the locking portion 447 of the holding member 443. The columnar body 418 is formed by a contact spring (tensile coil spring) formed by winding a steel wire in close contact with a coil shape.

The seat body 416 is integrally formed with the foot main body 420, and a through hole 422 for inserting the columnar body 418 is formed, so that the seat body 416 is fixed to the second piece 14 with an appropriate width and A surface having a certain area having a length and attached to the second piece 14 is formed.
The seat body 416 has a rectangular shape with a length direction extending in the vertical direction longer than the distance between the pair of foot portions 412 and the foot portions 414, and has a foot body 420 and a synthetic resin having flexibility, such as P.I. P. (Polypropylene) or EVA (ethylene vinyl acetate copolymer).

The leg body 420 is a substantially cylindrical columnar body up to substantially the center, and the head is formed with a slightly bulging center at the tip and a tip protruding thinly.
The foot main body 420 is formed with a hollow portion 424 through which the columnar body 418 is inserted. The hollow portion 424 is continuously formed from the base of the foot main body 420 to a slightly upper side from the center of the foot main body 420. The length is slightly higher than the thickness of the pinching material H. The foot body 420 is formed in a solid shape from the upper end to the head of the hollow portion 424, and the hollow portion 424 is not formed.
The through-hole 422 and the hollow portion 424 of the seat body 416 are planar circles having substantially the same diameter and communicate with each other. The hollow portion 424 has a length including the extension of the columnar body 418 since the entire length of the columnar body 418 is extended when the leg body 420 is bent as described later because the columnar body 418 is a close contact spring. Depth).

The plurality of foot portions 412 and the foot portions 414 are provided so as to protrude from the seat body 416 with an interval that meets a file binder standard (for example, Japanese Industrial Standards).
As shown in FIGS. 16 and 17, the columnar body 418 made of a coil spring extends upward, and is inserted into the hollow portion 424 of the foot body 420 from the back surface side of the seat body 416 through the through hole 422 of the seat body 416. It is. Since the columnar body 418 extending upward from the base portion of the foot main body 420 has a length slightly higher than the thickness of the material to be clamped H, the columnar body 418 is bent at the portion where the columnar body 418 exists and is locked to the clamping member 443. After the material to be clamped H is stored for a long time, when the material to be clamped H is removed from the binding tool 410, it is restored to the original state by the action of the columnar body 418, and the foot of the binding tool 410 is restored. 412 and the foot 414 are upright.

  In order to attach the binding tool 410 to the cover body 10 of the file binder according to the present invention, a through hole formed in the second piece 14 constituting the back cover constituting the cover body 10 of the file binder. The first piece 12 and the second piece 14 are inserted through 445, and the seat body 416 is fixed in close contact with the outer surface of the second piece 14.

The first protrusion 52 on the near side (lower side) of the first piece 12 is engaged with the lower surface of the near side (lower) end edge 443a of the clamping member 443, which is the near side end in the length direction of the binding tool 110. Stopped. That is, it is inserted between the lower surface of the front side (lower) edge 443 a of the clamping member 443 and the inner surface of the second piece 14 and is locked to the clamping member 443.
The second protrusion 54 on the far side (upper side) of the first piece 12 is related to the lower surface of the far side (upper) end edge 443b of the clamping member 443, which is the far side end in the length direction of the binding tool 110. Stopped. That is, it is inserted between the lower surface of the far side (upper) edge 443 b of the clamping member 443 and the inner surface of the second piece 14 and is locked to the clamping member 443.
Then, the covering portion free end of the first covering portion 72 is located near the imaginary line connecting the first protrusion 52 and the second protrusion 54 on the upper surface of the holding member 443, and the upper surface of the holding member 443 is Cover almost half.

Further, the cover body 10 has a to-be-clamped material holding mechanism 620 for accurately folding the material to be clamped H such as paper bound by closing the cover body 10 in the vicinity of the bent portion 18 at a substantially central portion. It may be attached.
Hereinafter, the to-be-clamped material holding mechanism 620 will be described mainly with reference to FIGS.

  The to-be-clamped material holding mechanism 620 is formed in a pair of upper and lower sides on the front side and the other side of the cover body 10, and the front side to-be-clamped material holding mechanism 620 and the far side to-be-clamped material holding mechanism 620 It is formed point-symmetrically.

The to-be-clamped material holding mechanism 620 for pressing the center of the to-be-clamped material H such as paper that is sandwiched and bound to the cover body 10 in the vicinity of the bent part 16 has a bent holding formed across the bent part 16. Part 622 is provided.
The bending holding portion 622 is made of a soft synthetic resin such as polypropylene and is formed in a band shape.
The bent holding portion 622 is a thin band-like body, and a fixing portion 630 having a certain area for fixing to the surface of the cover body 10 is extended outward from both ends of the bent holding portion 622. The fixing portion 630 is integrally formed with a soft synthetic resin.

Hereinafter, the clamped material holding mechanism 620 will be described focusing on the clamped material holding mechanism 620 on the near side.
The bent holding portion 622 is divided into a first bent holding region 622A and a second bent holding region 622B, with a bent portion 650 formed at the center in the length direction as a boundary.
The bent holding portion 622 is formed with the bent portion 650 as a center when the first piece 12 and the second piece 14 constituting the cover body 10 are bent and approached at the bent portion 16. It is formed to bend toward the bent portion 16.
The bent holding part 622 is substantially C-shaped in plan view, and the first bent holding area 622A and the second bent holding area 622B are line symmetrical.
The first bent holding region 622A is provided with a constricted portion 624a that becomes thicker from the end toward the central bent portion 650 and narrowest between the end and the central bent portion 650. The second bent holding region 622B is provided with a constricted portion 624b that becomes thicker from the end toward the central bent portion 650 and becomes narrower between the end and the central bent portion 650.
In this embodiment, the constricted portion 624a and the constricted portion 624b are located above the first fixed piece 630a, the second fixed piece 630b, and the standing fall-down portion 640 constituting the cover body 10 when the cover body 10 is opened. The center of the to-be-clamped material holding mechanism 620 is located above the constricted portion 624a and the constricted portion 624b when the cover body 10 is opened.

The fixing part 630 includes a first fixing piece 630 a formed at one end of the bending holding part 622 and a second fixing piece 630 b formed at the other end of the bending holding part 622.
The first fixed piece 630a of the front-side clamped material holding mechanism 620 is fixed to the inner surface of the first piece 12 at the outer side of the cover body 10 and beside the bent portion 16, and holds the front-side clamped material. The second fixed piece 630 b of the mechanism 620 is fixed to the inner surface of the second piece 14 on the outer side of the cover body 10 and beside the bent portion 16.

  The bent holding part 622 rises at both ends of the first piece 12 and the second piece 14 around the bent part 16 and closes the first piece 12 and the second piece 14 when the first piece 12 and the second piece 14 are closed. As the inner surface of the piece 12 and the inner surface of the second piece 14 approach each other, a standing fall part 640 for raising and folding the bent holding part 622 is formed.

The standing fall part 640 is configured with a thin straight part, and a first standing fall part 640A formed at the boundary between the first bent holding area 622A and the first fixed piece 630a, and a second bent holding area 622B. And a second upright lodging portion 640B formed at the boundary with the second fixed piece 630b.
The standing lodging part 640 is formed with an angle that is separated from the bending part 16 as it goes in a direction (a direction toward the near side) opposite to a direction (a direction toward the far side from the near side) in which the bending holding part 622 falls down. ing.
The first rising and falling part 640A and the second rising and falling part 640B have an angle that expands toward the side opposite to the direction in which the standing and falling part 640 stands.
The first rising and falling part 640 </ b> A and the second standing and falling part 640 </ b> B approach the bent part 16 as they go inward of the cover body 10.
In this embodiment, the first standing lying portion 640 </ b> A has the far side (inner side) end 642 a close to the bent portion 16, and the near side (outer) end 644 a is separated from the bent portion 16. In addition, the second standing lying portion 640B has a far side (inner side) end portion 642b close to the bent portion 16 and a near side (outer side) end portion 644b separated from the bent portion 16.
The far end 642a and the far end 642b are equidistant from the near edges of the first piece 12 and the second piece 14, and the near end 644a and the near end. 644b is equidistant from the front edge of the first piece 12 and the second piece 14.
Thus, when the cover body 10 is closed, the front end 644a and the front end 644b facing each other rise up and approach at a larger angle than the opposite end 642a and the other end 642b facing each other. It will be.

  When the bent holding part 622 stands between the first piece 12 and the second piece 14 with the first piece 12 and the second piece 14 between them, the bent holding part 622 stands up toward the bent part 16, and A bent portion 650 for pressing the material to be clamped H toward the bent portion 16 and bending the bent holding portion 622 and the material to be clamped H is provided.

The bending portion 650 is configured with a thin linear portion formed from the near side edge (outer edge) to the far side edge (inner edge) at the center of the bent holding portion 622.
The bending portion 650 is formed in parallel with the bent portion 16 of the cover body 10, and is formed substantially in parallel with the two linear thin-walled portions constituting the bent portion 16.
The far side end (inner side end) of the bent portion 650 of the to-be-clamped material holding mechanism 620 is the far side (inner side) end portion of the first standing lying part 640A in a state where the cover body 10 is opened. It is located above the line connecting 642a and the end (642b) on the other side (inner side) of the second standing lying part 640B.
The front end (outer end) of the bent portion 650 of the front-side clamped material holding mechanism 620 is the end portion on the front side (outer side) of the first upright lying portion 640A when the cover body 10 is opened. 644a and the front side (outside) end 644b of the second standing lying part 640B are located on the front side (inside) and outward from the front side edge (outer edge) of the cover 10 Located in the protruding position.

The bent holding portion 622 swells upward as it goes from the both ends toward the center, and when the first piece 12 and the second piece 14 of the cover body 10 are closed, the first standing and falling portion 640A and the second standing portion are raised. As the lodging portion 640B approaches, the bent portion 650 that has risen from the fixed portion 630 is bent downward in a valley fold shape and lowered, and the center of the upper and lower edges of the material to be clamped H is pressed down. It is configured to descend toward the bent portion 16.
In this embodiment, before being fixed to the cover body 10 at the fixing portion 630, the interval between the first fixing piece 630a and the second fixing piece 630b is fixed to the cover body 10 as shown in FIG. The bulge upward of the bent holding portion 622 is formed lower than before being fixed to the cover body 10. And when the space | interval of the 1st fixing piece 630a and the 2nd fixing piece 630b is narrowed and it adheres to the 1st piece 12 and the 2nd piece 14 of the cover body 10, the bending holding | maintenance part 622 rises further upwards. It is configured as follows.

The bent portion 16 of the cover body 10 is formed with a to-be-clamped material stop portion 660 for being bent accurately by the bent portion 650 with the to-be-clamped material H positioned at a correct position.
The to-be-clamped material stopping portion 660 is a square or reverse U in a plan view that protrudes upward (that is, the direction in which the bent holding portion 622 rises) near the lower ends of the first fixed piece 630a and the second fixed piece 630b. It consists of a letter-shaped protrusion.
In this embodiment, the to-be-clamped material stopping portion 660 includes a first protrusion 662a protruding from the upper surface of the first fixed piece 630a and a second protrusion protruding from the upper surface of the second fixed piece 630b. It is comprised by the piece 662b. The second projecting piece 662b holds the lower end edge of the material to be clamped H when the material to be clamped H is bound by the binding tool 110, so that the material to be clamped H is an optimal position on the surface of the cover body 10. It is comprised so that it may be mounted.
The opposite side surfaces of the first protruding piece 662a of the first fixed piece 630a and the second protruding piece 662b of the second fixed piece 630b are parallel to the lower edge of the cover body 10.
A recess is formed on the front side of the second protrusion piece 662b. Thus, the second protrusion 662b places the lower end edge of the material to be clamped H on the surface of the cover sheet 10 in a state parallel to the lower edge of the cover sheet 10.
The first protruding piece 662a is integrally formed with the first fixed piece 630a, and the second protruding piece 662b is integrally formed with the second fixed piece 630b.
When the cover body 10 is closed, the first projecting piece 662a enters the lower portion of the recess on the near side of the second projecting piece 662b, supports the second projecting piece 662b, and prevents the material to be clamped H from drooping. .

  Next, the case where the to-be-clamped material holding | maintenance mechanism 620 is attached to the other side of the cover body 10 is demonstrated roughly.

  The first fixed piece 630a of the far side to-be-clamped material holding mechanism 620 is fixed to the inner surface of the second piece 14 at the outer side of the cover body 10 and beside the bent portion 16, so that the far side to-be-clamped material is held. The second fixed piece 630 b of the mechanism 620 is fixed to the inner surface of the first piece 12 on the outer side of the cover body 10 and beside the bent portion 16.

The standing lodging part 640 is formed with an angle that is separated from the bending part 16 in the direction opposite to the direction in which the folding holding part 622 falls (the direction from the far side toward the near side) (the direction toward the far side). ing.
The first rising and falling part 640A and the second rising and falling part 640B have an angle that expands toward the side opposite to the direction in which the standing and falling part 640 stands.
The first rising and falling part 640 </ b> A and the second standing and falling part 640 </ b> B approach the bent part 16 as they go inward of the cover body 10.
In this embodiment, in the first standing lying portion 640A, the front (inner side) end 642a is close to the bent portion 16, and the far side (outer) end 644a is separated from the bent portion 16. In addition, the second standing lying portion 640B has a front side (inner side) end 642b close to the bent portion 16 and a far side (outer side) end 644b separated from the bent portion 16.
The front end portion 642a and the front end portion 642b are separated from the end edges of the first piece 12 and the second piece 14 by an equal distance, and the far end portion 644a and the far end portion 644b is equidistant from the far edge of the first piece 12 and the second piece 14.
Thus, when the cover 10 is closed, the opposite end 644a and the opposite end 644b rise and approach at a larger angle than the opposite end 642a and the near end 642b. It will be.

The bending portion 650 is configured with a thin linear portion formed from the far side edge (outer edge) to the near side edge (inner edge) at the center of the bent holding portion 622.
The bending portion 650 is formed in parallel with the bent portion 16 of the cover body 10, and is formed substantially in parallel with the two linear thin-walled portions constituting the bent portion 16.
The front side end (inner side end) of the bent portion 650 of the to-be-clamped material holding mechanism 620 is the front side (inner side) end portion of the first standing lying part 640A in a state where the cover body 10 is opened. It is located above the line connecting 642a and the end (642b) on the near side (inside) of the second standing lying part 640B.
The far side end (outer end) of the bending portion 650 of the far side to-be-clamped material holding mechanism 620 is the far side (outer side) end of the first standing lying portion 640A in a state where the cover body 10 is opened. 644a is located on the far side (inside) from the line connecting the far side (outside) end portion 644b of the second standing lying portion 640B, and outward from the far side edge (outer edge) of the cover body 10. Located in the protruding position.

The second projecting piece 662b holds the upper end edge of the material to be clamped H when the material to be clamped H is bound by the binding tool 110, and the material to be clamped H is at an optimum position on the surface of the cover body 10. It is comprised so that it may be mounted.
The front side surfaces of the first protruding piece 662a of the first fixed piece 630a and the second protruding piece 662b of the second fixed piece 630b are parallel to the lower end edge of the cover body 10. A recess is formed on the other side of the second projecting piece 662b. Thus, the second protrusion 662b places the lower end edge of the material to be clamped H on the surface of the cover sheet 10 in a state parallel to the lower edge of the cover sheet 10.
The first protruding piece 662a is integrally formed with the first fixed piece 630a, and the second protruding piece 662b is integrally formed with the second fixed piece 630b. When the cover body 10 is closed, the first projecting piece 662a enters the lower part of the recess on the other side of the second projecting piece 662b, supports the second projecting piece 662b, and prevents the material to be clamped H from drooping. .

Next, a method of using the file shown in FIGS. 19 to 26 according to the present invention will be described.
Open the cover 10 constituting the file. For example, the cover and the second piece 14 constituting the first piece 12 of the paper of the size of the Japanese Industrial Standard (JIS standard) A row 3 which is the material to be clamped H Is placed on the inner surface of the back cover, and the left edge of the binding tool 110 is bound.
At that time, the lower end edge of the Japanese Industrial Standard (JIS standard) A row No. 3 sheet, which is the material to be clamped H, is connected to the first projecting piece 662a and the second projecting portion constituting the material to be clamped 660. Along the side surface of the piece 662b, the center (folded portion) in the width direction of the material to be clamped H is positioned on the bent portion 16.
The upper edge and the lower edge of the material to be clamped H are placed substantially parallel to the upper edge and the lower edge of the cover body 10, and the left edge and the right edge of the material to be clamped H are the left edge of the cover paper 10. And placed parallel to the right edge.
Next, the second piece 14 constituting the cover body 10 is bent at the bent portion 16 and brought closer to the first piece 12.
At that time, the to-be-clamped material holding mechanism 620 stood up and was positioned upward when the second standing fall part 640B side was brought closer to the first standing fall part 640A side in accordance with the rotation operation of the second piece 14. The center of the bent holding part 622 falls down toward the inside of the cover body 10 as the width between the first rising and falling part 640A and the second rising and falling part 640B becomes narrower.
And if the bending part 650 of the center of the bending holding part 622 contacts the upper surface of the to-be-clamped material H, and the to-be-clamped material H is pressed on the bending part 16 side, the to-be-clamped material folded in half At the center in the width direction of H, the material to be clamped H is bent.
Thus, the material to be clamped H is beautifully and accurately folded at the center in the width direction and bound in the cover body 10.
And since the lower end edge of the to-be-clamped material H is hold | maintained by the bending holding part 622 and the to-be-clamped material stop part 660, it does not hang down below.

The present invention is not limited to the invention relating to the above-described embodiment, and various modifications can be made based on the idea of the present invention.
For example, the binding tool 110 may be attached to the upper free end 36 of the second piece 14, and correspondingly, the concave portion 40 and the locking portion 50 may be formed at the upper free end 36 of the second piece 14. .

DESCRIPTION OF SYMBOLS 10 Cover body 12 1st piece 14 2nd piece 14a Attachment hole 16 Intervening piece 18 Bending part 20 Open edge (of 1st piece)
22, 32 Longitudinal free end 24, 34 Lower free end 26, 36 Upper free end 30 Open end edge (second piece)
40 Concave portion 42 Front side end 44 Far side end 50 Locking portion 52 First protrusion 52a Engagement edge 52b Top edge 52c Oblique edge 54 Second protrusion 54a Engagement edge 54b Top edge 54c Oblique Intersection edge 60 Rotating part 62 First rotating part 64 Second rotating part 66 Third rotating part 70 Cover part 72 First covering part 72a Front side edge 72b Far side edge 74 Second covering part 76 First 3 Covering portion 80 Gap portion 82 First gap portion 84 Second gap portion 110, 310, 410 Binding tool 120 Base plate 120a Mounting hole 122 Projection portion 124 Torsion spring 130 Holding member 130a Front side edge 130b Far side edge 130c Convex Part 132 clamping part 134 opening pressing part 140 locking member 142 locking pressing part 144 releasing pressing part 146 locking part 150 fixing material 312 base 314 support 316, 318 Arm pivot part 320 Bearing part 322, 324 Connecting arm 326 Holding member 328 Support shaft 330 Spring member 330a Actuating arm 332 Operation lever 332a Front side edge 334 Operation lever body 336 Projection 336a Locking part 338 Alignment member 340 Attaching Hole 342 Fixing material 350 Projection 443 Holding member 443a Front side edge 443b Far side edge 445 Insertion hole 447 Locking part 412, 414 Foot part 416 Seat body 418 Columnar body 420 Leg body 422 Through hole 424 Hollow part 620 Clamped part 620 Stopping material holding mechanism 622 Bent holding part 622A First bent holding area 622B Second bent holding area 624a, 624b Necked part 630 Fixed part 630a First fixed piece 630b Second fixed piece 640 Standing fall part 640A First standing fall Part 640B Second Standing Lodging Parts 642a, 642b across the edge portion 644a, 644b near side of the end portion 650押曲660 Hikyotome member stop portion 662a first projecting piece 662b second protrusion H Hikyotomezai H ₁ filing holes

Claims (5)

In a cover body having a first piece and a second piece connected to the first piece via a bent portion, and a binding tool provided on the second piece,
The binding tool is composed of a binding tool component having an upper region and a lower region ,
The first piece is locked to a space part of the open end edge, and is locked to a part of the binding member constituting material of the binding tool provided at or near the open end edge of the second piece. Formed,
The locking portion protrudes so that the first protrusion formed at the lower front end facing the space and the second protrusion formed at the upper opposite end face each other.
When the cover body is closed, the first protrusion is locked to a part of the lower region of the binding member constituting material of the binding tool , and the upper portion is part of the upper region. A cover body configured to be detached from the binding member constituting material of the binding tool when the second protrusion is locked and the cover body is opened. In a cover body having a first piece and a second piece connected to the first piece via a bent portion, and a binding tool provided on the second piece,
The first piece is
A concave portion for loosely inserting a binding tool provided on the second piece is formed in the height direction region at the open end edge of the first piece,
The concave portion is formed with a locking portion at opposite edges in the height direction,
The locking portion is formed to be locked to a part of the height direction region of the binding tool,
Or
A concave portion that loosely inserts a binding tool provided on the second piece is formed in a region in the width direction at the open end edge of the first piece,
The concave portion is formed with a locking portion at opposite edges in the width direction,
The locking portion is formed so as to be engaged with the portion of the width direction of the region in the binding tool, Table paper body. The binding tool has a region extending in a length direction and a width direction,
The length direction of the binding tool is fixed to the second piece so as to extend along the open end edge of the cover body, and the concave portion has a length equal to or longer than the region in the length direction of the binding tool. With
The locking portion has a protruding portion protruding so as to face the far side end and the near side end in the length direction of the concave portion,
The cover body according to claim 2, wherein the protruding portion of the locking portion is formed to be locked to the far side end and the near side end in the length direction of the binding tool. The first piece is an inner side of the concave portion, and a rotation portion is formed between a front side end and a far side end forming the concave portion ,
Cover portion protruded concave portion side of the rotating unit is configured to cover the surface of the fastening tool located at the first side when closing the cover member, either of claim 2 or claim 3 Cover body according to crab. The first piece is opposed to the first piece side when the cover body is closed and / or the inner surface of the second piece when the cover body is closed in a region near the open end edge provided with the locking portion. A rotation portion for bringing the open end edge of the first piece closer to or in contact with the surface of the binding tool, and a cover portion between the rotation portion and the open end edge rotates to The cover body according to claim 4 , wherein the free end approaches or contacts the inner surface and / or the surface of the binding tool located on the first side when the cover body is closed.

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