JP4364765B2 - Storage case - Google Patents

Description

  The present invention relates to a storage case for storing documents, and more particularly to a portable storage case having a bellows-like gusset portion, for example.

  As a conventional case, a document file including a front surface portion, a substantially rectangular back surface portion connected to the front surface portion via a bottom portion, and a bellows-shaped gusset portion that connects the left and right sides of the front surface portion and the back surface portion, etc. There is.

Japanese Patent Laid-Open No. 11-105482

  This conventional document file has a bellows-like gusset portion, and when the gusset portion puts a note or the like in the document file, the upper portion of the gusset portion tends to bulge outward. Therefore, a small article or the like put in the document file is likely to jump out, and there is a problem in storage of the article put in the document file.

  Therefore, a main object of the present invention is to provide a storage case that functions to restore the bellows-like side body constituting the case body to its original state.

The storage case according to claim 1 of the present invention is a storage case comprising a front plate, a back plate, and a bellows-like side body provided in the vicinity of the periphery of the front plate and the back plate. One end of one hard plate comprising a hard plate made of a thin rectangular plate in front view and a long soft link connecting the hard plates so as to be diagonally adjacent to each other One soft connector that connects one end edge of another hard plate adjacent on one surface side of the one hard plate, the other end of the one hard plate, and the one The other hard plate-like body is connected to one end of another hard plate-like body adjacent to the other surface side of the hard plate-like body, and one end and the other end of the adjacent hard plate-like body are directed by the soft connected body. It is continuously connected to the zigzag changing alternately be configured in a bellows, the bottom side of the front plate back plate, hard The side plate side end of the bottom plate connected to the front plate and the back plate is a protrusion control plate for preventing the plate-like body from protruding outside the edge of the bottom of the front plate and the back plate. The protrusion control plate extends from the edge and has a width that is the same as or longer than the width of the bottom plate, and has a bent portion at the side body side edge of the bottom plate connected to the bottom of the front plate and the back plate. The bent portion is formed to be bent toward the inner side of the bottom plate so that the protrusion restricting plate raised from the bent portion is bent toward the inner side. A hard plate that is fixed to the inner surface of the front plate and the back plate by mounting pieces extending to the front plate and the back plate side of the protrusion control plate, and is juxtaposed between the front plate and the back plate so as to face the outer surface of the fixed outer been soft connecting body bodies were laid between the front and rear panels, with storage case That.

According to the present invention, one end and the other end of the adjacent hard plate-like bodies constituting the side body are continuously connected in a zigzag manner by the soft connecting body and are configured in a bellows shape. In addition, the hard plate-like body can be easily restored to the normal angle, the articles placed in the storage case can be prevented from jumping out, and the storage of the articles and the like is not hindered.
Further, on the bottom side of the front plate and the back plate, a protrusion control plate for preventing the hard plate from protruding outside the edge of the bottom of the front plate and the back plate is provided on the front plate and the back plate. Since it is spanned between the front plate and the back plate so as to face the outer surface of the soft coupling body fixed to the outside of the hard plate-like body arranged in parallel with the face plate, The distance between the back plates is kept constant, and the bellows-shaped side body does not protrude outside the front plate and the back plate.
Furthermore, since the protrusion control plate is raised upward from the bottom plate so that the center side is curved inward, the outer surface of the bellows-shaped side body and the inner surface of the protrusion control plate And the bellows-like side body does not protrude from the side edges of the front plate and the back plate.

  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.

1 is a front perspective view of a storage case according to an embodiment of the present invention, and FIG. 2 is a front perspective view of the storage case shown in FIG. FIG. 3 is a perspective view of the rear side of the storage case shown in FIG.
The storage case 10 includes a case main body 12 formed in a rectangular parallelepiped shape with a flat plate-like elastic synthetic resin plate 100 made of polypropylene, and the case main body 12 includes a front plate 14 having a rectangular shape in front view, and the front plate 14. A rear plate 16 having a rectangular shape in front view formed so as to face each other at an appropriate interval, and a bottom plate having a substantially rectangular shape in plan view that is laid on the lower edge between the front plate 14 and the back plate 16. 18 and a pair of left and right side bodies 20 and 22 having a rectangular shape in front view and constituting a gusset portion formed between the front plate 14 and the back plate 16 above the bottom plate 18, and the back plate The cover plate 24 is connected to the upper end edge of the face plate 16.
The case body 12 includes a front plate 14 and a back plate, each of which is formed by dividing a flat elastic synthetic resin plate body 100 by a bent partition portion 102 formed of a ruled line and a recessed line formed on the outer surface thereof. 16, the bottom plate 18 and the cover plate 24 are bent, and the side plate 20 and the side plate 22 are disposed in the vicinity of the left and right edges inside the front plate 14 and the back plate 16 surrounded by the front plate 14, the back plate 16, and the bottom plate 18. Are fixed and assembled into a substantially cubic shape.

  The cover plate 24 is formed to have the same width as the front plate 14 and the back plate 16 in order to close the opening 12 a of the case body 12. The bottom plate 18 is substantially the same shape as the bottom plate 18, and the top portion 26 is followed by a front hanging portion 28 that hangs downward so as to face the back plate 16. A double hinge portion 24 a is formed between the top portion 26 and the front hanging portion 28, and a double hinge portion 24 b is formed between the top portion 26 and the upper end edge of the back plate 16.

As shown in FIGS. 8 and 9, the side body 20 and the side body 22 include a rigid plate-like body 30 that is arranged in a zigzag so as to form a fold line that alternately changes its direction, and the rigid plate-like body. It consists of the soft coupling body 40 which connects the longitudinal direction edge part of the hard plate-shaped body 30 in the site | part which 30 bends.
The hard plate-like body 30 is a vertically long rectangular thin plate having a height close to the height of the front plate 14 and the back plate 16, and the soft connector 40 is substantially the same as the hard plate-like body 30 having a semicircular cross section. Is the length of the long columnar shape having a height, and the chord portion to which the end portions in the longitudinal direction of the hard plate-like body 30 are connected substantially the same as the thickness of the two adjacent hard plate-like bodies 30 butted so as to be bent? It has a slightly longer length and is configured so that the outer surface of the string portion of the soft connector 40 and the outer surfaces of the two hard plate members 30 connected to the chord portion are aligned.
In this embodiment, the hard plate-like body 30 is made of a vertically long rectangular polypropylene plate, and the soft connector 40 is made of a styrene-based thermoplastic elastomer having rubber elasticity. It is formed into a predetermined shape by extruding a styrenic thermoplastic elastomer constituting the soft connector 26.
In this embodiment, the hard plate-like body 30 has a width of about 1 / 25th of its height, and has a width of about 1 / 30th of the total width of the front plate 14 and the back plate 16. Is formed.

In the side body 20 and the side body 22, the longitudinal end of the hard plate-like body 30 and the longitudinal end of another hard plate-like body 30 adjacent thereto are fixed to the soft connector 40, and the hard plate-like body 30 is slanted. It is configured so that the width of the adjacent hard plate-like bodies 30 increases toward the tip from the fixed portion, and the parallel hard plate-like bodies 30 are continuously arranged in a zigzag manner in which the directions are alternately changed. It is configured in a connected bellows shape.
That is, the side body 20 and the side body 22 are composed of one end (inner end 32a) of one hard plate (first hard plate 32) and the one hard plate (first hard plate 32). One soft connector that connects one end (inner end 34a) of another hard plate (second hard plate 34) adjacent on one side (outer surface) side of the plate 32). (First inner soft connector 42), the other end (outer end 34b) of the other hard plate (second hard plate 34), and the other hard plate (first The other hard plate-like body 34) is connected to one end portion (outer end portion 36b) of another hard plate-like body (third hard plate-like body 36) adjacent to the other surface (inner side surface) side. A soft connector (first outer soft connector 44), the other end (inner end 36a) of the other hard plate (third hard plate 36), and the other hard plate Body (third Another soft connection that connects one end (inner end 38a) of another hard plate (fourth hard plate 38) adjacent to the other surface (outer surface) side of the material plate 36). One soft coupling body (second inner soft coupling body 46) and the other end (outer end 38b) of the other hard plate-shaped body (fourth hard plate-shaped body 38) ( The fourth outer soft connector 48) forms one constituent unit of the side body 20 and side body 22 (first side body constituent units 20A and 22A).

Further, one soft coupling body (fourth outer soft coupling body 48) of the first side body structural units 20A and 22A is further continuous with the first side body structural units 20A and 22A. , Another structural unit (second side body structural unit 20B) adjacent to the inner side surface of the other hard plate body (fourth hard plate body 38) of the first side body structural units 20A and 22A. And 22B) are connected to one end portion (outer end portion 32b) of the first hard plate-like body 32, and the second side surface body having the same configuration as the first side surface body structural units 20A and 22A. The structural units 20 </ b> B and 22 </ b> B are connected to form a bellows-like side body 20 and side body 22.
In this embodiment, the second outer connecting body 48 of the second side body constituent units 20B and 22B is further continuous with the second side body constituent units 20B and 22B, and One end portion of the first hard plate-like body 32 constituting the third side body constituting units 20C and 22C adjacent to the inner surface of the fourth hard plate-like body 38 of the second side body constituting units 20B and 22B. The (outer end 32b) is connected, but in the third side body structural units 20C and 22C, the first inner soft connector 42 is connected to the inner end 32a of the first hard plate 32. In the configuration in which the inner end 34a of the second hard plate 34 is connected to the first inner soft connector 42, the third hard plate 36, the fourth hard plate 38, The second inner soft connector 46 and the second outer soft connector 48 are connected to each other. Is a configuration that has not been.

The side bodies 20 and 22 are composed of a front hard mounting plate 54 and a rear hard mounting plate 56 which are welded to soft fixing pieces 50 and 52 which are soft connecting bodies 40 welded to both end edges thereof. It is fixed by being welded to the inner surface.
In this embodiment, the soft fixing pieces 50 and 52 are made of the same synthetic resin as the soft coupling body 40 and the like, and the front hard mounting plate 54 and the back hard mounting plate 56 are the same quality as the hard plate 30 and the like. When the side bodies 20 and 22 are extruded, the first hard plate body 32, the front hard mounting plate 54 and the soft fixing piece of the first side body structural unit 20A (22A) are formed. 50, and the second hard plate 34, the back rigid mounting plate 56, and the soft fixing piece 52 of the third side body structural unit 20C (22C) are simultaneously extruded and formed. Has been.

The front hard mounting plate 54 is connected to the outer end portion 32b of the first hard plate body 32 of the first side body structural units 20A and 22A by the soft fixing pieces 50, and the rear hard mounting plate 56 is The soft fixing pieces 52 are connected to the outer end portions 34b of the second hard plate-like bodies 34 of the third side body structural units 20C and 22C.
Then, the rear hard plate 54 and the first hard plate member 32 are opposed to each other so that the front hard mounting plate 54 and the first hard plate member 32 face each other at half the angle formed by the second hard plate member 34 and the third hard plate member 36. The outer end 32b of the first hard plate 32 and the outer end 34b of the second hard plate 34 are directed inward so that the mounting plate 56 and the second hard plate 34 face each other. Sticking out.

The side surfaces 20 and 22 are configured to spread in a V shape at an angle of about 26 degrees due to the inherent shape of the soft connector 40 in a normal state, that is, in a state where pressure is not applied from the surface side of the hard plate 30. ing.
And when it is pressurized from the surface side of the side bodies 20 and 22 and the pressure is removed, it is outside the article stored in the side body 20 and the side body 22 in the storage portion 12b of the storage case 10. When a force is applied toward the front side, a force to restore the original state is exerted by the rubber elasticity of the soft coupling body 40, and the bellows-like side bodies 20 and 22 are left and right edges of the front plate 14 and the back plate 16. It works so as not to protrude outward.

On the bottom side of the front plate 14 and the back plate 16, facing the outer surface of the soft connector 40 formed outside the hard plate 30 arranged in parallel between the front plate 14 and the back plate 16, A protrusion restriction plate 60 is bridged so that the hard plate-like body 30 does not protrude outward from the bottom edges of the front plate 14 and the back plate 16.
The protrusion restricting plate 60 is connected to the side body 20 and 22 side edge of the bottom plate 18 connected to the bottom portions of the front plate 14 and the back plate 16 via the bent portion 62, and the bent portion 62. It is bent upward and is raised upward.
The protrusion control plate 60 raised from the bent portion 62 has an arcuate shape in which the bent portion 62 bulges toward the inner side of the bottom plate 18 so that the center side is curved toward the inner side. Is formed.

The protrusion control plate 60 corresponds to the shape surrounded by the front plate 14, the back plate 16, and the bottom plate 18, in this embodiment, the substantially U-shaped shape. 16 is formed in a substantially rectangular shape having a width that is the same as or slightly longer than that of 16 and a height that covers the vicinity of the lower portions of the side bodies 20 and 22 (about 1/15 of the height of the back plate 16). A pair of attachment pieces 66 and 68 project from the left and right end edges via bent portions 64a and 64b.
In this embodiment, the protrusion regulating plate 60 is formed to have a width longer than that of the bottom plate 18, and expands from the side of the bent portion 62 having substantially the same length as the bottom plate 18 toward the left and right. The bent portions 64 a and 64 b are configured to extend from the edge on the back plate 16 side to the outside on the long side on the back plate 16 side substantially parallel to the long end edge of the back plate 16.

  The attachment pieces 66 and 68 have a substantially trapezoidal shape having an upper end edge that extends obliquely upward from the bent portions 64 a and 64 b and a lower end edge that extends along the lower end portion of the front plate 14 and the lower end portion of the back plate 16.

In this embodiment, the bent portions 64 a and 64 b at the left and right ends of the protrusion control plate 60 whose center side is curved toward the inside are linear so as to be aligned with the left and right edges of the front plate 14 and the back plate 16. It is configured. Further, the lower end portions 66 a and 68 a of the attachment pieces 66 and 68 are configured linearly so as to be aligned with the lower end portions of the front plate 14 and the back plate 16.
The protrusion restriction plate 60 is raised upward at the bent portion 62, and the outer surface of the protrusion restriction plate 60 is aligned with the bottoms of the front plate 14 and the rear plate 16. The side surface is fixed to the inner surface of the front plate 14 and the outer surface of the mounting piece 68 is fixed to the inner surface of the rear plate 16 by welding.

  On the top side of the back plate 16, the gap portion 16 a is located on the back plate 16 at a position lower than the top portion 26 of the cover plate 24 by the thickness of the elastic synthetic resin plate 100 (about 1 mm in this embodiment). A lid opening auxiliary body 70 is formed on the inner side of the gap portion 16a from the inner side surface of the back plate 16 toward the housing portion 12b side of the case body 12 in the width direction. Protruding toward it.

  In this embodiment, the lid opening auxiliary body 70 is a lid opening auxiliary body defined by a ruled line 72 formed by a Thomson blade in the width direction on the outer surface of the elastic synthetic resin plate body 100 constituting the back plate 16. When the component piece is folded inward along the ruled line 72 with the inner surface side as a valley, and the lid opening auxiliary component piece is overlapped and connected on the outer surface side, it is folded and superimposed between the ruled lines 72. The gap portion 16a is formed on the surface.

When the lid is closed, the lid opening assisting body 70 protrudes toward the housing portion 12b of the case main body 12, and when the lid is opened, a portion close to the outside of the lid opening assisting body 70, that is, the back plate 16 is provided. It is formed so as to rotate about a pivotal portion.
Therefore, the cover plate 24 can be bent by the ruled lines 72, and the gap portions 16a are formed between the ruled lines 34. Therefore, the portion connected to the back plate 16 is pivoted toward the gap portion 16a side. The lid plate 24 can be opened and closed by bending.

A ruled line 72 formed in the width direction on the outer surface of the elastic synthetic resin plate body 100 is a straight line for forming the first lid opening auxiliary body constituting piece 74 formed at a position near the top portion 26 of the lid plate 24. The first ruled line 72a and a linear shape for forming a second lid opening assisting body component piece 76 that is connected to the first lid opening assisting body component piece 74 and is formed on the side closer to the bottom plate 18. The second ruled line 72b, and between the first ruled line 72a and the second ruled line 72b, between the first lid opening assisting body component piece 74 and the second lid opening assisting body component piece 76, A linear folding line 78 for overlapping the first lid opening assisting body component piece 74 and the second lid opening assisting body component piece 76 formed in parallel with the first ruled line 72a and the second ruled line 72b. Including.
The first ruled line 72a, the second ruled line 72b, and the folding line 78 are continuously spaced at equal intervals from the left end edge to the right end edge of the back plate 16 by a Thomson blade (in this embodiment, A groove having a substantially U-shaped cross section having a width of about 1 mm and a depth of 0.3 mm is formed.

  The first lid opening assisting body component piece 74 and the second lid opening assisting body component piece 76 have substantially the same rectangular shape that is line-symmetric with respect to the folding line 78, and are connected with the folding line 78 interposed therebetween. Then, it is folded so that the outer surface of the elastic synthetic resin plate body 100 is overlapped at the folding line 78, and the first lid opening assisting body constituting piece 74 and the second lid opening assisting piece 76 are overlapped and bonded. The lid opening auxiliary body 70 is formed by being connected by an agent or welding.

  The first ruled line 72a and the second ruled line 72b are formed in the width direction of the back plate 16 on the outer surface of the elastic synthetic resin plate body 100, and are partitioned by the first ruled line 72a and the second ruled line 72b. When the first lid opening assisting body component piece 74 and the second lid opening assisting body component piece 76 are overlapped, the first ruled line 72a and the second ruled line 72b are formed on the elastic synthetic resin plate 100. The inner surface side is bent inward to an angle of 90 degrees, and on the outer surface side of the first lid opening assisting body component piece 74 and the second lid opening assisting body component piece 76, they are overlapped and connected. The first ruled line 72a and the second ruled line 72b face each other, and a gap portion 16a is formed between them. The first and second opening assisting body constituting pieces 74 and 76 are arranged on both sides. The back plate 16 and the cover plate 24 have a flat outer surface.

  Next to the uppermost portion of the back plate 16, that is, the top side of the first lid opening assisting body component piece 74, the back plate 16 and the cover plate 24 are partitioned, and the elastic synthetic resin plate 100 is placed on the inner surface side. A dent line 80 formed by the Thomson blade for folding toward the fold line and a dent line 82 formed by the Thomson blade at a slight interval parallel to the dent line 80 are formed from the left edge to the right edge in the width direction of the cover plate 24. It is formed continuously over.

  Further, the recessed lines 80 and 82 are spaced apart from each other by an appropriate distance, and the recessed lines 84 and the recessed lines 84 formed by a Thomson blade are formed by a Thomson blade at an appropriate distance in parallel with the recessed lines 80 and 82. Recessed lines 86 and 88 are formed. The dent line 80 and the dent line 82 are formed, for example, with an interval of about 5 millimeters, and the dent line 84, the dent line 86, and the dent line 88 are also formed with an interval of about 5 millimeters, Between the dent line 82 and the dent line 84, a top portion 26 of the cover plate 24 is formed. The dent line 80, the dent line 82, the dent line 84, the dent line 86, and the dent line 86 are formed on the back plate 16 and the cover plate 24 by the Thomson blade from the outer surface side of the elastic synthetic resin plate body 100, similarly to the ruled line 72. A substantially U-shaped groove having a suitable width (in this embodiment, a width of about 1 mm and a depth of 0.3 mm) is formed continuously from the left end edge to the right end edge.

The double hinge portion 24b formed by the pair of dent lines 80 and the dent lines 82 constitutes a double hinge portion that is bent with the inner side surface of the elastic synthetic resin plate body 100 as a valley side, and a pair of dent lines 84 is formed. The double hinge part 24a formed by the dent line 86 and the dent line 88 constitutes a double hinge part in which the elastic synthetic resin plate body 100 is bent with the inner surface as the valley side.
The cover plate 24 is always bent slightly inward at the double hinge portion 24a and the double hinge portion 24b due to the elasticity of the elastic synthetic resin plate body 100.

The front plate 14 is connected to the front side of the bottom plate 18 via two dent lines 94 and 96 by Thomson blades, and the back plate 16 is connected to the rear side of the bottom plate 18 via dent lines 90 and 92. Articulated. A portion where the bottom plate 18 and the front plate 14 are in contact is configured to be chamfered by bending the elastic synthetic resin plate body 100 inward at the dent lines 94 and 96, and a portion where the bottom plate 18 and the back plate 16 are in contact with each other. Is configured to be chamfered by bending the elastic synthetic resin plate body 100 inward at the dent lines 90 and 92.
The protrusion restriction plate 60 has a structure in which a right lower end edge 60a and a left lower end edge 60b protruding from the bottom plate 18 are chamfered by recess lines 90 and 92 and recess lines 94 and 96. And the right lower end edge 60a is in close contact with the recessed lines 94 and 96, and the left lower end edge 60b is in close contact with the recessed lines 90 and 92. It is configured.

According to this embodiment, the first lid opening assisting body component piece 74 and the second opening opening assisting body component piece 76 constituting the lid opening assisting body 70 are mainly the second lid opening assisting body. The inner (lower) second ruled line 72b forming the body component piece 76 constitutes a pivot when the cover plate 24 rotates.
The first lid opening assisting body constituting piece 74 and the second lid opening assisting body constituting piece 76 are partitioned by a linear first ruled line 72a, a second ruled line 72b, and a folding line 78, and a folding line 78 is formed. The first lid opening auxiliary body constituting piece 74 and the second lid opening auxiliary body constituting piece 76 which are formed in line symmetry with respect to each other and bent at the folding line 78 are overlapped and bent, and the first ruled line 72a is bent. And the second ruled line 72b face each other, and the gap 16a is formed between the first ruled line 72a and the second ruled line 72b, so that it can be bent toward the gap 16a, and the lid The plate 24 can be opened and closed.
However, the first opening auxiliary body constituting piece 74 and the second opening auxiliary body constituting piece 76 are formed by the first ruled line 72a and the second ruled line 72b, and the second ruled line 72b and the first ruled line 72a. Since the elastic synthetic resin plate body 100 is bent to form the pivot portion with a relatively narrow groove width, even if the lid plate 24 is repeatedly opened and closed, the second ruled line 72b and the first ruled line 72a Less fatigue and excellent durability.

Since the first lid opening assisting body constituting piece 74 and the second lid opening assisting body constituting piece 76 are overlapped and bonded together, the case main body 12 at the first ruled line 72a and the second ruled line 72b. Is bent at an angle of about 90 degrees with the back plate 16 toward the housing portion 12b, and the opening of the recessed portion of the second ruled line 72b is closed by the elasticity of the cover plate 24 and the elastic synthetic resin plate 100. The elastic synthetic resin plate body 100 is energized and a force is applied to return to the original flat plate shape of the elastic synthetic resin plate body 100.
Further, in the first ruled line 72a formed between the first lid opening assisting component constituting piece 74 and the cover plate 24, the opening part of the recessed part of the first ruled line 72a is directed toward the closing direction, that is, A force for returning to the flat plate shape, which is the original state of the elastic synthetic resin plate body 100, acts on the first lid opening assisting body constituting piece 74 and the back plate 16.

Further, at the boundary between the back plate 16 and the top portion 26 of the cover plate 24, the double hinge portion 24 b formed of the dent line 80 and the dent line 82 formed on the outer surface of the elastic synthetic resin plate 100 is also the dent line 80 and A force for returning to the flat plate shape, which is the original state of the elastic synthetic resin plate body 100, acts in the direction in which the dent line 82 is closed.
Therefore, when the lid plate 24 is opened, the lid plate 24 is easily opened by the elasticity of the elastic synthetic resin plate body 100 in relation to the position where the lid opening auxiliary body 70 is formed and the weight of the lid plate 24. be able to.

The storage case 10 is mainly used for portable purposes, and a hand 110 is attached to the top portion 26 of the lid plate 24.
Further, a fastener 112 for fastening the lid plate 24 is provided near the lower edge of the front hanging portion 28 of the lid plate 24, and a fastener 114 for locking the fastener 112 is provided on the outer surface of the front plate 14. Are attached at appropriate positions.

As shown in FIGS. 4 and 10, the left and right end edges of the lid opening assisting body 70 do not contact the inner surface of the case body 12, particularly the inner surfaces of the side body 20 and the side body 22. In order to make the opening and closing easier, the left and right end edges of the first lid opening assisting body component piece 74 and the second lid opening assisting body component piece 76 are notched and inclined toward the folding line 78 to be narrow. It is formed to be recessed in a V shape. The first lid opening assisting body component piece 74 and the second lid opening assisting body component piece 76 are formed symmetrically with respect to the folding line 78.
That is, the lid opening auxiliary body 70 is formed in a trapezoidal shape that becomes narrower toward the folding line 78.

The present invention is not limited to the above-described configuration, and various modifications can be made based on the idea of the present invention.
For example, the folding section 102 formed of the bent portion 62, the ruled line 72, and the bent curve 78 is formed to be recessed from the outer surface side of the elastic synthetic resin plate 100, but the bent portion 62 and the bent curve 78 are formed. Other configurations may be used.

It is a perspective view solution figure of the front side of the storage case which is one embodiment of this invention. FIG. 2 is a front perspective view of the storage case shown in FIG. 1 in an open state. It is a perspective view solution figure of the back side of the storage case shown in FIG. It is a top view of the synthetic resin board body which comprises a case main body. It is the A section enlarged view of the synthetic resin plate body shown in FIG. It is a perspective view solution figure which shows the principal part of the storage case shown in FIG. FIG. 2 is an illustrative plan view showing main parts of the storage case shown in FIG. 1. It is a cross-sectional illustration solution of a side body. It is a front view solution figure of a side body. It is a side illustration solution figure of a side body. FIG. 2 is a cross-sectional view of the storage case shown in FIG. 1 when the storage case shown in FIG. 1 is closed.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Storage case 12 Case main body 12a Opening part 12b Storage part 14 Front plate 16 Back plate 16a Gap part 18 Bottom plate 20, 22 Side body 24 Lid plate 24a, 24b Double hinge part 26 Top part 28 Front part 30 Hard plate-like body 32 1st hard plate-like body 34 2nd hard plate-like body 36 3rd hard plate-like body 38 4th hard plate-like body 40 Soft coupling body 42 1st inner side soft coupling body 44 1st outer side softness Connector 46 Second inner soft connector 48 Second outer soft connector 50, 52 Soft fixing piece 54 Front hard mounting plate 56 Back hard mounting plate 60 Projection restriction plate 60a Right lower edge 60b Left lower edge 62 Fold Curved portion 64a, 64b Bent portion 66 Attachment piece 68 Attachment piece 70 Opening lid 72 Ruled line 72a First ruled line 72b Second ruled line 74 First lid opening auxiliary body component piece 76 Second lid opening complement Body component pieces 78 folding lines 80,82,84,86,88,90,92,94,96 recessed line 100 elastic synthetic resin plate member 102 bent section 110 hanging hand 112,114 fastener

Claims (1)

In a storage case comprising a front plate, a back plate, and a bellows-like side body provided near the periphery of the front plate and the back plate,
The side body
It is composed of a rigid plate-like body made of thin rectangular plates that are arranged in parallel when viewed from the front, and a long soft coupling body that connects the hard plate-like bodies so as to be adjacent obliquely,
One soft connector that connects one end edge of one hard plate and one end edge of another hard plate adjacent on one side of the one hard plate;
Adjacent hard plates by the other end of the one hard plate and another soft connector that connects one end of another hard plate adjacent to the other surface of the one hard plate One end and the other end of the body are continuously connected to a zigzag that changes direction alternately by a soft connector, and are configured in a bellows shape ,
On the bottom side of the front plate and the back plate, a protrusion control plate for preventing the hard plate-like body from protruding outside the edge of the bottom portion of the front plate and the back plate is a front plate and a back plate. Is extended from the side body side edge of the bottom plate connected to
The protrusion control plate has the same or longer width as the bottom plate,
The side plate side end edge of the bottom plate connected to the bottom of the front plate and the back plate is connected via the bent portion,
The bent portion is formed to be curved toward the inner side of the bottom plate so that the protrusion control plate raised from the bent portion is bent toward the inner side.
A rigid plate-like body that is fixed to the inner surface of the front plate and the rear plate by the mounting pieces extending to the front plate and the rear plate side of the protrusion control plate, and is juxtaposed between the front plate and the rear plate. A storage case spanned between the front plate and the back plate so as to face the outer surface of the soft coupling body fixed to the outside .

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