JP4355296B2 - Cover for file binder and its manufacturing method - Google Patents

Description

  The present invention relates to a cover for a file binder, and a method for manufacturing the same. For example, a file in which a front cover and a back cover are continuously provided on both sides of a back cover and a binding tool is attached between the front cover and the back cover. The present invention relates to a binder cover and a manufacturing method thereof.

  Conventionally, two thin hinge portions parallel to each other are formed on a sheet material of a thermoplastic resin, and substantially V-shaped grooves parallel to each other are heat-press formed at a position slightly inside the hinge portion, and at the same time, approximately V is formed on the sheet material. A filing where the cover and back cover with a thin hinge for opening and closing are connected to each other in a standing state with respect to the back by joining the groove walls by applying pressure in the direction of closing the groove There is a manufacturing method for the cover.

Japanese Patent No. 2693100

  In the filing cover disclosed in Japanese Patent No. 2693100, the spreader state of the stored and stored documents is possible as long as the binding tool does not protrude from the upper surface of the sheet or the like stored and stored in the spread state. However, since the head of the heel for attaching to the back of the binding tool protrudes from the outer surface of the binding, it is not even with the outer surface of the back. There is a risk of becoming stable.

  Therefore, the main object of the present invention is to provide a file / slider that can form a flat spine portion without protruding a part of the fixing member for fixing the binding tool to the cover on the outer surface of the back cover of the cover. It is to provide a cover for binders and a manufacturing method thereof.

A cover for a file binder according to claim 1 of the present invention includes a front cover, a back cover, and a back cover continuously provided between the front cover and the back cover. The front cover and the back cover are formed with a bent portion continuous from the upper end to the lower end in the vicinity of the continuous portion with the spine, and the binding tool is attached between the continuous portion and the bent portion. It is a cover for file binders in which the material is fixed to at least the inner surfaces of the front cover and the back cover so as to face the back cover.
In the cover for file binders according to claim 2 of the present invention, the binding tool attaching material is a plate-like body, the binding tool is fixed on the side opposite to the surface facing the back cover, and the binding tool is The cover for a file binder according to claim 1, wherein the surface opposite to the fixed surface is fixed so as to face the inner surface of the back cover.
In the cover for file binders according to claim 3 of the present invention, the binding tool is fixed to the side opposite to the surface facing the back cover by a fixing tool extending from the binding tool to the surface facing the spine.
The said binding tool attachment material has the convex part formed in the surface which opposes the spine of the said fixing tool the same or higher than the site | part which protruded from the surface which opposes the spine of the said fixing tool. It is a cover for file binders described in 1.
The cover for a file binder according to a fourth aspect of the present invention is the file according to the third aspect, wherein the convex portion is a small protrusion protruding from a surface facing the spine of the binding tool attachment material. -Cover for binders.
In the cover for file binders according to claim 5 of the present invention, the convex portion is formed such that the front cover side and the back cover side of the binding tool attaching material protrude to the back cover side in the width direction of the cover. The cover for a file binder according to claim 3, wherein the side and the back cover side have a plate shape having the same width.
The cover for a file binder according to claim 6 of the present invention is such that the binding tool mounting material includes a binding tool mounting portion, and a convex portion connected to the binding tool mounting portion, and has a cross-section The file binder cover according to claim 5, wherein the cover is made of paper or synthetic resin having a length direction having a U-shaped cross section.
The cover for a file binder according to claim 7 of the present invention is such that the binding tool attaching material is fixed to the spine in the vicinity of both end edges in the width direction or at the back cover side portion of the convex portion. It is a cover for file binders according to claim 6.
A method for producing a cover for a file binder according to claim 8 of the present invention is a file binder having a front cover, a back cover, and a back cover continuously provided between the front cover and the back cover. A method for manufacturing a front cover, comprising: a continuous portion forming step for forming a continuous portion between the front cover and the back cover and the back cover; and a continuous connection of the back cover to the front cover and the back cover. Between the upper end and the lower end, a bent portion forming step for forming a bent portion continuous from the upper end to the lower end, and between the connecting portion and the bent portion, the binding tool attachment material is at least faced facing the spine. This is a method of manufacturing a cover for a file binder, which includes a binding tool fixing step for fixing to a front cover and an inner surface of a back cover.
According to a ninth aspect of the present invention, there is provided a file binder including a front cover, a back cover, and a back cover continuously provided between the front cover and the back cover. The method of manufacturing the front cover further includes a binding tool fixing step for fixing the binding tool to the plate-shaped binding tool mounting material on the side surface opposite to the surface facing the back cover, and the binding tool mounting material fixing step includes: The cover for a file binder according to claim 8, further comprising a step of fixing a binding tool attachment so that a surface opposite to a surface to which the binding tool is fixed is opposed to an inner surface of a spine cover. It is a manufacturing method.
According to a tenth aspect of the present invention, there is provided a file binder including a front cover, a back cover, and a back cover continuously provided between the front cover and the back cover. The method of manufacturing the front cover further includes forming a convex portion on the surface facing the spine, on the binding tool mounting material, having a convex portion that is the same as or higher than the part protruding from the surface facing the spine. A step of forming a convex portion, and the step of fixing the binding tool includes a step of fixing the binding tool by a fixing tool extending from the binding tool to the surface facing the spine cover on the side opposite to the surface facing the spine cover. Item 10. A method for producing a cover for a file binder according to item 8 or claim 9.
In the method for manufacturing a cover for a file binder according to an eleventh aspect of the present invention, the convex forming step includes a step of forming a small protrusion on a surface of the binding tool attaching material facing the spine. It is a manufacturing method of the cover for file binders described in 1.
According to a twelfth aspect of the present invention, there is provided a method for producing a cover for a file binder. The method for producing a cover for a file binder according to claim 10, comprising a step of forming a plate having the same width on the side and the back cover side.
According to a thirteenth aspect of the present invention, there is provided a method for manufacturing a cover for a file / binder, wherein the binding tool fixing member fixing step includes a binding tool mounting portion and a convex portion connected to the binding tool mounting portion. 13. The method for producing a cover for a file binder according to claim 12, further comprising a step of fixing a binding tool attaching material made of paper or synthetic resin having a length direction of a letter shape or a U-shaped cross section.
According to claim 14 of the present invention, there is provided a binding device attachment material fixing step in which the binding device attachment material fixing step is performed by placing the binding device attachment material in the vicinity of both end edges in the width direction or at the back cover side portion of the convex portion. The method for producing a cover for a file binder according to any one of claims 8 to 13, comprising a step of adhering to the cover.
According to claim 15 of the present invention, the front cover, the back cover, and the back cover are made of sheet-like paper, sheet-like synthetic resin, or a sheet-like material that is wrapped around. Item 15. A method for producing a cover for a file / binder or a cover for a file / binder according to any one of Items 1 to 14.

According to the cover for file binders of the present invention, the front cover and the back cover are formed with a continuous bent portion from the upper end to the lower end in the vicinity of the continuous portion with the back cover, and the continuous portion and the bent portion. Since the binding tool attachment material is fixed to at least the front cover and the back cover so as to face the back cover, a part of the fixing tool for fixing the binding tool to the front cover protrudes from the outer surface of the back cover. The outer surface of the spine can be made flat.
In addition, according to the method for manufacturing the cover for file binders of the present invention, the step of forming the continuous portion between the front cover and the back cover and the back cover, and the continuous connection with the back cover from the front cover to the back cover. A step of forming a bent portion continuously provided from the upper end to the lower end in the vicinity of the installation portion, and between the connection portion and the bent portion, the binding tool attachment material is opposed to the back cover, and at least the front cover and the back The binding tool can be easily attached to the cover sheet, and a part of the fixing tool for attaching the binding tool to the cover sheet does not protrude from the outer surface of the back cover. A file / binder cover having a back cover can be obtained.

The above-described object, other objects, features, and advantages of the present invention will become more apparent from the following detailed description for carrying out the invention with reference to the drawings.
A file and a binder are almost synonymous, but a file is a cover that can be organized and stored by binding a document (slip, catalog, document, etc.) or with scissors. It may refer to a cover with a binding tool that allows you to insert and record unrecorded paper with a binding hole (loose leaf, form, etc.).
In this specification and claims, the cover height, cover width and spine width of the file binder use the commonly used expressions, but just in case, in FIG. The cover height is H, the cover width is W, and the spine width is T.

FIG. 1 is a perspective view of a file cover according to an embodiment of the present invention.
2 is a bottom view of the file cover shown in FIG.
The file cover 10 includes a front cover 12 and a back cover 14 made of paper, and a spine cover 16 provided between the front cover 12 and the back cover 14.
A binding tool attachment 18 for fixing the binding tool X is fixed between the front cover 12 and the back cover 14 and inside the spine cover 16.

The front front cover 12 and the back front cover 14 are linear front connecting portions 20 and back connecting portions that are continuous from the upper end to the lower end in the height direction of the front cover 12 and the back cover 14 so as to intersect at a substantially right angle. The back cover 16 is continuously provided via 22.
The front cover 12 and the back cover 14 extend from the upper end to the lower end in the height direction in the vicinity of the front connection portion 20 and the back connection portion 22 with the spine cover 16. A front bent portion 24 and a back bent portion 26 are formed in parallel with the continuous portion 22.
The front fold portion 24 and the back fold portion 26 have the same height in the width direction of the cover, that is, the length between the inner surface of the spine 16 and the height of the holding member X2 of the binding tool X. It is formed at a slightly higher position (shown in FIG. 2).
Between the front continuous portion 20 and the front folded portion 24 and between the back continuous portion 22 and the back folded portion 26, the binding tool attaching material 18 is opposed to the back cover 16, It is fixed to the inner surface of the back cover 14.

The binding tool attachment material 18 is a flat rectangular plate made of the same material as the front cover 12, and the binding tool X is fixed to the side opposite to the surface facing the spine cover 16, and the binding tool X is fixed. The surface opposite to the formed surface is fixed so as to face the inner surface of the spine cover 16.
The binding tool X is fixed to the side opposite to the surface facing the spine 16 by a fixing tool Y extending from the binding tool X to the surface facing the spine 16.
As the fixing tool Y, a rod having a hemispherical head for catching at one end of a round bar is used, and for example, a round rivet or the like may be used.

  The binding tool mounting member 18 has a height that is the same as or higher than a portion protruding from the surface facing the spine 16 of the fixing tool Y, for example, the hemispherical head of the heel, on the surface facing the spine 16. A plurality of convex portions 28 having a gap are formed at appropriate intervals.

  In this embodiment, the convex portions 28 are hemispherical small protrusions protruding from the surface facing the spine 16 of the binding tool mounting material 18, and the upper and lower edges and the left and right edges of the binding tool mounting material 18. They are scattered along their edges and in the vicinity of them.

The binding tool attaching member 18 has substantially the same width as the spine cover 16, the linear end edge 18a on the front cover side and the inner side surface of the front cover 12 are fixed, and the linear upper end edge 18b on the back cover side. The inner surface of the back cover 14 is fixed.
The binding tool attaching member 18 is fixed so as to be substantially parallel to the spine 16 at a height at which the top of the convex portion 28 is in contact with the inner surface of the spine 16.

The front cover 12, the back cover 14, and the back cover 16 are integrally formed through the front connecting portion 20 and the back connecting portion 22, and are lined into a single sheet-like cover material 110. The cover part 10 is formed by forming the installation part 20 and the back continuous part 22, the front folding part 24 and the back folding part 26.
The front continuous portion 20 and the back continuous portion 22 are formed by a U-shaped cross section that swells from the outside (front side) to the inside (back side), and the front folded portion 24 and the back folded portion 26 It is formed by a U-shaped streak that swells from the inside (back side) to the outside (front side).

  The cover material 110 constituting the front cover 12, the back cover 14, and the back cover 16 is not only the plate-like paper but also a plate-like synthetic resin such as polypropylene, or the surface of the paperboard is wrapped with paper or cloth ( It may be formed with a wrapping (walnut) pasting sheet.

In the above-described embodiment, the binding tool mounting member 18 has the protruding portion 28 protruding, but the binding tool X is fixed to the paper material on the flat plate that does not form the protruding portion 28 with the hook as the fixing tool Y. It may be.
For example, as shown in FIGS. 14 and 15, the top of the head of the fixing tool Y is in contact with the inner surface of the spine cover 16, and is substantially parallel to the spine cover 16 between the front cover 12 and the back cover 14. The inner surface of the front cover 12 and the inner surface of the back cover 14 may be fixed so as to face each other.

Further, the binding tool attachment material 18 is not limited to a flat plate shape, and may have a shape as shown in FIGS.
16 and 17, the binding tool attaching member 218 has a U-shaped cross section formed on the front cover 12 side and the back cover 14 side having the same width from the upper side to the lower side in the height direction of the cover page. It has a rectangular convex portion 228 formed by bending to the spine 16 at the left and right edges of the substantially rectangular binding device attachment portion 218a, and a pair of rectangular shapes on the left and right ends of the binding device attachment portion 218a. The entire projection 228 is formed in a U-shaped cross section.
The binding tool attaching material 218 is fixed to the inner surface of the spine 16 at the straight free end of the front cover side rectangular convex portion 228a and the straight free end of the back cover side rectangular convex portion 228b.
The width of the binding tool mounting portion 218a of the binding tool mounting material 218 has substantially the same width as the distance between the front cover 12 and the back cover 14, and the height of the rectangular convex portion 228 is the same as that of the front connection section 20 and the front cover section 20. It is lower than the length in the width direction of the cover between the bent portion 24 and between the back continuous portion 22 and the back bent portion 26.
In this embodiment, the upper surface of the binding tool mounting portion 218a of the binding tool mounting member 218 and the front bent portion 24 are spaced at intervals that are approximately the same as or slightly longer than the height of the holding member X2 of the binding tool X. And it is comprised so that it may be vacant between the back bending part 26 (FIG. 17 illustration).

Next, a method for producing the file cover shown in FIG. 1 will be described with reference to FIGS.
First, an original fabric (paperboard) is prepared, and it is subjected to Thomson processing. The cover material 110 that becomes the cover 10 is removed, and a cover material 110 having a size that combines the front cover 12, the back cover 14, and the back cover 16 is obtained. Form (cover material forming step).

  Next, the back cover sheet Z is adhered to the surface of the back cover area 116 that will later become the back cover 16 in the cover material 110 with an adhesive (back cover sheet attaching step).

  Next, on the front side (outside) of the cover material 110, a creasing process is performed by a press die or a roll die on portions that will be the front continuous portion 20 and the back continuous portion 22 later. That is, a continuous U-shaped streak is formed in the width direction of the cover material 110 (from the upper end side to the lower end side in the height direction of the cover sheet), and the front continuous portion 20 and the back continuous portion 22 are formed. Is formed (continuous portion forming step).

  Next, the cover material 110 is reversed, and the front side (outside) is turned down and the back side (inside) of the cover material 110 is turned up, and a creasing process is performed by a press die or a roll die. That is, a U-shaped cross section is formed continuously in the width direction of the cover material 110 (from the upper end side to the lower end side in the cover height direction), and the front folded portion 24 and the back folded portion 26 are formed. (Folded part forming step).

In the bent portion forming step, at the same time, in the vicinity of the front continuous portion 20 and the back continuous portion 22, the melted hot melt adhesive as shown in FIG. The agent 140 is applied in a band having a certain width.
In this embodiment, the hot melt adhesive 140 fixes the binding tool mounting member 18 to the inner surfaces of the front cover 12 and the back cover 14 and protrudes from the back cover 16 side of the binding tool mounting material 18. The hot melt adhesive is applied with an appropriate width and thickness so as to spread over the region where the convex portion 28 is provided.
The hot melt adhesive 140 may be a belt-like solid sheet.

  Next, a binding tool mounting material 118 that is a binding tool mounting material 18 made of a rectangular plate made of the same material as the cover material 110 is prepared (shown in FIG. 6), and the binding tool mounting material 18 of the binding tool X is prepared. In order to form a small protrusion having the same height as the fixing tool Y attached to the head, for example, the head of the eyelid, press working is performed from the attachment surface of the binding tool X of the binding tool attachment 18 toward the surface facing the spine 16. To form a convex portion 28 composed of small protrusions projecting on the spine 16 side (convex portion forming step). Further, a fixing tool mounting hole 18d is formed at an appropriate interval on the center line in the width direction of the binding tool mounting material material 118 (shown in FIG. 6).

  Next, the binding tool X is fixed to the binding tool mounting surface of the binding tool mounting material 18, and in this embodiment, the fixing tool Y is fixed to the mounting hole X1 of the ring fitting. In this embodiment, as shown in FIG. 6, the fixing tool mounting hole 18 d formed in the binding tool mounting member 18 with the leg portion formed on the back cover 16 surface side of the binding tool mounting material 18. And the leg portion is caulked in the attachment hole X1 of the ring fitting, and the binding tool X is attached to the binding tool attachment material 18 (binding tool attachment step).

  Next, as shown in FIG. 10, the binding tool mounting material 18 is placed on the inner side surface (back side surface) of the spine cover area 116 of the cover material 110 with the surface to which the binding tool X is mounted facing upward (binding tool mounting). Material placement step).

Next, the front cover material 110 is bent at the front continuous portion 20 and the back continuous portion 22 and is bent until the front cover 12 and the back cover 14 are parallel so that their back sides (inner sides) face each other.
Then, the linear end edge 18a of the binding tool mounting member 18 and the hot melt adhesive 140 placed on the inner surface of the front cover 12 are brought into close contact with each other, and the linear end edge 18b of the binding tool mounting member 18 and the back surface thereof. The hot melt adhesive 140 placed on the back side (inner side) surface of the cover 14 is brought into close contact.
Then, as shown in FIG. 12, the plate heater H is pressed from the outside (front side) of the front cover 12 and the outside (front side) of the back cover 14 to cover the front cover 12, the back cover 14, and the binding tool attachment material. The hot melt adhesive 140 is heated while pressing against the 18 straight edge 18a and the straight edge 18b (press heating step).

  Then, the hot-melt adhesive 140 is melted, and the linear end edge 18a of the binding tool mounting material 18 and the back side (inside) of the front cover 12 and the linear end edge 18b of the binding tool mounting material 18 and the back side of the back cover 14 ( (The inner side) and the vicinity of the top of the convex portion 28 provided on the binding tool mounting member 18 and the back side (inner side) surface of the spine cover 16 are bonded, and then the plate heater H is attached from the front cover 12 and the back cover 14. The melted hot melt adhesive 140 is separated and cooled (adhesive cooling step).

  Thus, the binding tool mounting member 18 faces the back cover 16 between the front continuous portion 20 and the front bent portion 24 and between the back continuous portion 22 and the back bent portion 26, The file cover fixed to the inner surfaces of the back cover 14 and the back cover 16 is completed.

Next, a method of manufacturing the file cover 210 to which the binding tool attaching material 218 having a U-shaped cross section shown in FIGS. 16 and 17 is fixed will be described with reference to FIGS.
Since the manufacturing method of the cover material 110 to be the cover 210 is the same as the manufacturing method of the file cover 10, only the manufacturing method of the binding tool mounting material 218 will be described below.

First, as shown in FIG. 18, in order to prepare a flat binding tool material 318 for creating the binding tool mounting material 218 and to form rectangular convex portions 228 on both left and right ends of the binding tool mounting portion 218a. A streaking process is performed to divide and fold the binding tool attachment material 318, and the bent portion 218c is formed linearly continuously from the upper end to the lower end of the cover of the binding tool attachment material 318. Form.
Then, at the same time as the creasing process, a fixing tool mounting hole 218d for mounting the binding tool X is also drilled (stitching drilling step).

Next, the binding tool X is placed on the surface of the substantially rectangular binding tool mounting part 218a defined by the pair of left and right bent parts 218c, and the fixing tool Y is fixed.
In this embodiment, the binding tool X is attached from the fixing tool mounting hole 218d formed in the binding tool mounting portion 218a of the binding tool mounting material 218 with the head side of the heel being the back side of the binding tool mounting material 218. The scissors are inserted into the holes X1, the leg portions of the scissors are caulked by the mounting holes X1 to form a hemispherical head, and the binding tool X is fixed to the binding tool mounting material 218 (binding tool fixing step).

  Next, the rectangular convex portion 228 and the bent portion 218c of the binding tool attachment material 318 are bent at a substantially right angle toward the opposite side (back side) to the surface to which the binding tool X is attached, and the front cover side convex portion 228a. And the back cover side convex part 228b are bent until they become parallel (rectangular convex part forming step).

Next, as shown in FIG. 22, the binding tool attachment material 218 formed in a substantially U-shaped cross section is placed on the surface of the spine cover area 316 of the cover material 310.
Since the hot melt adhesive 340 is applied in advance in the vicinity of the front continuous portion 20 and the back continuous portion 22 in the same manner as in the above-described embodiment, the rectangular convex portion of the binding tool mounting material 218 is formed thereon. 228 is placed.
Thereafter, as shown in FIG. 22, for example, a plate-like heater H is pressed against the outside (front side) portion of the spine 16 from below, and the cover 12 is bent upward from the spine 16 and extended upward. The hot melt adhesive 340 is heated and welded to the outer (front side) portion of the back cover 14 while being pressed by the plate heater H from the left and right directions (press heating step).

When the straight edge portions as the free ends of the front cover side convex portion 228a and the back cover side 228b of the binding tool attaching material 218 are bonded to the inner side (back side) of the spine cover 16 by the hot melt adhesive 340, the horizontal direction The plate-like heater H pressed against the sheet is removed, and the plate-like heater H pressed against the outside (front side) of the spine 16 is removed from below and cooled (adhesive cooling step).
In this manner, the file cover 210 having the binding tool attaching material 218 fixed to the spine 16 is completed.

The present invention is not limited to the above-described embodiment, and various modifications can be made based on the idea of the present invention.
For example, a thermoplastic resin sheet material may be used as the cover material 510 as shown in FIG. In the case of the cover material 510, in order to form the front continuous portion 420, the back continuous portion 422, the front folded portion 424, and the back folded portion 426, the V-shaped grooves 420A, V having substantially V-shaped cross sections parallel to each other. The groove 422A, the V-shaped groove 424A, and the V-shaped groove 426A are subjected to heat press molding with the plate heater H, and the cover material 510 is molded so as to be bendable (V-shaped groove forming step).
The hot melt adhesive 540 is poured into the V-shaped groove 420A, the V-shaped groove 422A, the V-shaped groove 424A, and the V-shaped groove 426A, and the V-shaped grooves corresponding to the front continuous portion 420 and the back continuous portion 422 are provided. 420A, the V-shaped groove 422A, the V-shaped groove 424A, and the V-shaped groove 426A are bent to solidify the hot melt adhesive 540, thereby forming the front continuous portion 420 and the back continuous portion 422 (continuous portion formation). Step).
Thus, a front cover 412 and a back cover 414, and a back cover 416 is provided between the front cover 412 and the back cover 414, and a back fold formed by a front bent portion 424 and a V-shaped groove 426 each having a V-shaped groove 424A. A cover 410 having a portion 426 is formed.

In place of the U-shaped binding tool attaching material 218 shown in FIGS. 16 and 17, for example, a binding tool attaching material 518 having a U-shaped cross section is fixed to the cover as shown in FIG. May be.
The binding tool attaching material 518 of the file cover 510 is formed into a rectangular tube shape by, for example, extrusion molding of a thermoplastic synthetic resin, and the rectangular convex portions 528 formed at both ends of the binding tool attaching portion 518a are hot melted. The cover 610 is fixed to the inner surface of the cover material 610 with an adhesive 640. In this embodiment, the front cover side convex portion 528a constituting the rectangular convex portion 528 is provided on the inner surface of the front cover 512, and the back cover side convex portion 528b is provided on the inner surface of the back cover 514. It is fixed by 640.
An attachment hole X1 for the binding tool X is provided in the binding tool attaching portion 518a, and the binding tool X is fixed to the binding tool attachment material 518 by inserting the fixing tool Y into the attachment hole X1.

Similarly to the binding tool attaching material 218 having a U-shaped cross section shown in FIGS. 16 and 17, the binding tool attaching material 518 </ b> V of the file cover 510 shown in FIG. 29 may be formed of a paper material.
The binding tool attaching material 518V includes bent portions 518c and 518c formed at the left and right edges of the binding tool attaching portion 518a and a lower end edge of the rectangular convex portion 528 (the front cover side convex portion 528a and the back cover side convex portion 528b). The extension projections 528c and 528d that are parallel to the binding tool mounting portion 518a are respectively extended and bent by the bending portion 518e and the bending portion 518f to form a binding tool mounting material 518V having a cross-sectional shape of a letter B. ing. Then, the front cover side convex portion 528a and the back cover side convex portion 528b are fixed to the inner surfaces of the front cover 512 and the back cover 514, and the extended convex portions 528c and 528d and the inner surface of the spine cover 516 are connected to the hot melt adhesive. It is fixed by 640.
The binding tool attachment portion 518a is provided with an attachment hole X1 for the binding tool X, and the fixing tool Y is inserted into the attachment hole X1 to fix the binding tool X to the binding tool attachment material 518V.

  Further, as a method of adhering the cover material 110 and the binding tool attachment material 18, as shown in FIGS. 30 and 31, the front cover 12 and the back cover 14 are simply not adhered to the inner surface of the spine cover 16. The left and right linear end edges 18a and the linear end edges 18b of the binding tool attaching member 18 may be fixed together.

Moreover, the height in the width direction of the cover of the convex part of the binding tool attaching material may be higher than that in the above embodiment.
For example, a convex portion 228 higher than the binding tool attachment material 218 having a U-shaped cross section shown in FIGS. 16 and 17 is formed as a binding tool attachment material 218V of the file cover 210 shown in FIG. You may make it adhere | attach with the hot-melt-adhesive 340 which adheres 228a and the back cover side convex part 228b, and the inner surface of the front cover 12 and the back cover 14. FIG.

It is a perspective view solution figure of the cover for files which is one embodiment of this invention. FIG. 2 is a bottom view of the file cover illustrated in FIG. 1. It is a perspective view solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a perspective view solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a figure which shows a binding tool attachment material, (A) is a bottom view, (B) is a side view. It is a perspective view solution figure which shows the method of attaching a binding tool to a binding tool attachment material, (A) shows the state before attaching a binding tool, (B) shows the state which attached the binding tool. It is a bottom view of the binding tool attachment material which attached the binding tool. It is a perspective view solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a perspective view solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a front solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a front solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a front solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a front solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a perspective view solution figure of the cover for files which is another embodiment of this invention. 15 is a bottom view of the file cover shown in FIG. It is a perspective view solution figure of the cover for files which is another embodiment of this invention. FIG. 17 is a bottom view of the file cover illustrated in FIG. 16. It is a perspective view solution figure which shows the manufacturing method of the binding tool attachment material shown in FIG. It is a perspective view solution figure which shows the method of attaching a binding tool to a binding tool attachment material, (A) shows the state before attaching a binding tool, (B) shows the state which attached the binding tool. It is a figure which shows a binding tool attachment material, (A) is a front view, (B) is a rear view. It is a bottom view of the binding tool attachment material which attached the binding tool. It is a perspective view solution figure which shows the method of attaching a binding tool to a binding tool attachment material, (A) shows the state before attaching a binding tool, (B) shows the state which attached the binding tool. It is a perspective view solution figure which shows the manufacturing method of the cover for files which is another embodiment of this invention. It is a perspective view solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a perspective view solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a perspective view solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a perspective view solution figure which shows the manufacturing method of the cover for files shown in FIG. It is a bottom view of the file cover which is a modification of the file cover shown in FIG. FIG. 29 is a bottom view of a file cover which is a modification of the file cover shown in FIG. 28. It is a bottom view of the file cover which is a modification of the file cover shown in FIG. It is a bottom view of the file cover which is a modification of the file cover shown in FIG. FIG. 17 is a bottom view of a file cover that is a modification of the file cover illustrated in FIG. 16. It is explanatory drawing of the cover for file binders concerning this invention.

Explanation of symbols

10, 210, 410, 510 Front cover 12, 412, 512 Front cover 14, 414, 514 Back cover 16, 416, 516 Back cover 18, 118, 218, 518 Binding tool attaching material 18a Linear edge 18b Linear edge 18d, 218d Fixing tool mounting hole 20,420 Front continuous portion 22,422 Back continuous portion 24,424 Front bent portion 26,426 Back bent portion 28 Convex portion 110,310,510 Cover material 116,316 Back cover area 118 , 318 Binding tool attachment material 140, 340, 540 Hot melt adhesive 218a, 518a Binding tool mounting part 218c Bending part 228, 528 Rectangular convex part 228a, 528a Front cover side convex part 228b, 528b Back cover side convex part H Heater X Binding tool X1 Mounting hole X2 Holding member Y Fastening tool

Claims (15)

A cover for a file binder including a front cover, a back cover, and a back cover continuously provided between the front cover and the back cover,
The front cover and the back cover are formed with a continuous bent portion from the upper end to the lower end in the vicinity of the continuous portion with the back cover,
A cover for a file binder, in which a binding tool attaching material is fixed to at least the inner surface of the front cover and the back cover so as to face the spine between the continuous portion and the bent portion. The binding tool attachment material is a plate-like body,
The binding tool is fixed on the opposite side of the surface facing the spine,
2. The cover for a file binder according to claim 1, wherein a surface opposite to the surface to which the binding tool is fixed is fixed so as to oppose the inner surface of the back cover. The binding tool is fixed to the side opposite to the surface facing the spine by a fixing tool extending from the binding tool to the surface facing the spine.
The binding tool attachment material is:
The file binders according to claim 1 or 2, wherein a convex portion that is the same as or higher than a portion protruding from the surface facing the spine of the fixing tool is formed on the surface facing the spine. Cover.   The cover for a file binder according to claim 3, wherein the convex portion is a small protrusion protruding from a surface facing the spine of the binding tool attachment material.   The convex part is a plate shape in which the front cover side and the back cover side of the binding tool attaching material protrude from the back cover side in the width direction of the cover, and the front cover side and the back cover side have the same width. The cover for file binders according to claim 3.   The binding tool attaching material includes a binding tool attaching portion and a convex portion provided continuously to the binding tool attaching portion, and has a length direction of a transverse cross section or a transverse cross section, or a synthetic resin. The cover for file binders according to claim 5, comprising:   The cover for a file binder according to any one of claims 1 to 6, wherein the binding tool attaching material is fixed to the spine in the vicinity of both end edges in the width direction or in a spine cover side portion of the convex portion. A method for producing a cover for a file binder including a front cover, a back cover, and a back cover continuously provided between the front cover and the back cover,
A continuous portion forming step for forming a continuous portion between the front cover and the back cover and the back cover;
On the front cover and the back cover, in the vicinity of the continuous portion with the spine cover, a bent portion forming step that forms a continuous bent portion from the upper end to the lower end; and
File binders comprising a binding tool fixing material fixing step for fixing a binding tool mounting material to at least the inner surface of the front cover and the back cover, facing the spine, between the continuous portion and the bent portion. The manufacturing method of the front cover. A method for producing a cover for a file binder including a front cover, a back cover, and a back cover continuously provided between the front cover and the back cover,
The plate-shaped binding tool attachment includes a binding tool fixing step for fixing the binding tool to the side opposite to the surface facing the spine,
The binding tool fixing material fixing step includes a step of fixing the binding tool mounting material so that a surface opposite to a surface to which the binding tool is fixed is opposed to an inner surface of the back cover. To make a cover for file binders. A method for producing a cover for a file binder including a front cover, a back cover, and a back cover continuously provided between the front cover and the back cover,
The binding tool attaching material includes a convex forming step for forming, on the surface facing the spine, a convex portion that is the same as or higher than the part protruding from the surface facing the spine on the surface facing the spine,
10. The binding tool fixing step includes a step of fixing the binding tool by a fixing tool extending from the binding tool to a surface facing the spine, on the side opposite to the surface facing the spine. The manufacturing method of the cover for the file binder.   The method for producing a cover for a file binder according to claim 10, wherein the convex forming step includes a step of forming a small protrusion on a surface of the binding tool attaching material facing the spine.   The convex portion forming step is a step of forming a plate shape in which the front cover side and the back cover side of the binding tool attaching material protrude toward the back cover side in the width direction of the cover, and the front cover side and the back cover side have the same width. The manufacturing method of the cover for file binders of Claim 10 containing this.   The binding tool fixing material fixing step includes a binding tool mounting portion and a convex portion provided continuously to the binding tool mounting portion, and has a length direction of a cross-section of a cross-section or a cross-section of a cross-section or a synthetic resin. The manufacturing method of the cover for file binders of Claim 12 including the step which adheres the binding tool attachment material which consists of these. The binding tool fixing step is
The file binders according to any one of claims 8 to 13, comprising a step of fixing the binding tool attaching material to the spine cover in the vicinity of both end edges in the width direction or at the spine cover side portion of the convex portion. How to make a cover. The front cover, back cover and back cover are
The method for producing a cover for a file / binder or a cover for a file / binder according to any one of claims 1 to 14, comprising a sheet-like paper, a sheet-like synthetic resin, or a sheet-like material formed by wrapping.

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