JP4129046B1 - Folding bag - Google Patents

Abstract

A folding bag that can be folded into a desired shape is provided.
A folding bag 1 according to the present invention has a handbag shape, a ridge between a horizontal gusset 5 and a front body 2, an outer edge of a handle 4 and a ridge between a horizontal gusset 5 and a back body 9. The stitch portion 7 is continuously sewn so as to be picked up outside or inside, and the stitch portion 8 is stitched in the width direction of the bag so as to be picked up outside or inside near the center of the bottom gusset portion 6. A substantially rectangular plate portion 3 is attached near the lower middle of the front body 2 or the back body 9.
[Selection] Figure 1

Description

  The present invention relates to a folding bag that can be easily folded.

A foldable bag is folded when it is not stored inside, and is reduced in size, making it easier to carry.
As such a folding bag, for example, a flap having a sachet portion is provided, and a handbag can be stored in the sachet portion (see Patent Document 1 below), folded along the height direction, There is a bag (see Patent Document 2 below) that can be held by a holding piece.

JP 2002-10817 A Utility Model Registration No. 3117304

  When folded, conventional folding bags tend to swell due to the elasticity of trying to return to the original shape of the fabric, and may become larger than the desired folded shape, which may impair the convenience of being folded small. It was. Further, for example, when it is finally stored in a small bag portion or the like, such as a handbag described in Patent Document 1, the bag does not enter the bag, so that it must be folded again.

  Therefore, an object of the present invention is to provide a folding bag that can be easily folded into a desired shape.

  The folding bag of the present invention forms a stitch part that is sewn so as to be picked up outward or inward on all or part of the outer edge when the back surfaces of the front body and the back body are overlapped to form a flat surface. It is characterized by being.

  By forming the stitch portion in the outer edge portion in this way, when folded, the stitch portion does not swell due to the elasticity of the fabric, and is easily flattened and can be easily folded into a desired shape.

  The folding bag can be formed with stitched portions that are sewn together so as to be picked up outward or inward at a portion that becomes a fold when folded.

  Thus, by making the part which becomes a fold into a stitch part, the part of the fold becomes easy to bend.

  In addition, the folding bag can have a substantially rectangular plate portion attached to the front body or the back body.

  By attaching the plate portion in this way, the bag can be flattened and then folded according to the plate portion, so that it can be easily folded into a desired shape.

  More specifically, the folding bag can be a handbag-shaped bag that is picked up outward or inward at the ridge between the horizontal gusset and the front body and the ridge between the horizontal gusset and the back body. The stitch part stitched in the width direction of the bag so as to be picked up outward or inward is formed near the center of the bottom gusset part.

  In addition, on the ridge part of the horizontal gusset part and the front body, the outer edge of the handle part and the ridge part of the horizontal gusset part and the back body form a stitch part that is continuously sewn so as to be picked up outside or inside, A stitch part stitched in the width direction of the bag is formed near the center of the bottom gusset so that it is picked up outward or inward, and a substantially rectangular plate is attached near the lower middle of the front or back body A hand-held bag-type folding bag, a substantially rectangular pocket near the center of the front or back body, the ridge between the side gusset and the front body, and the side gusset and back body A stitch part sewn so as to be picked up outside or inside is formed on the ridge part of the bag, and a stitch part sewn in the width direction of the bag so as to be picked up outside or inside is formed near the center of the bottom gusset part. , Under the pocket part, A handbag-shaped folding bag that has a stitch portion that is stitched so that it is picked up in parallel with the same width as the width of the lid portion, and is almost the same as the bag on the front and back bodies A pocket part with a width is provided, and a stitch part stitched so as to be picked up outside or inside is formed on the ridge part between the horizontal gusset part and the front body and the ridge part between the horizontal gusset part and the back body, and the bottom gusset Form a stitch part stitched in the width direction of the bag so that it is picked up outside or inside near the center of the part, and pick outside or inside near the joint between the pocket part and front body and the pocket part and back body A handbag-shaped folding bag in which stitch portions stitched in the circumferential direction so as to be raised can be formed.

  Hereinafter, the present invention will be described based on embodiments.

First, the folding bag 1 of 1st embodiment is demonstrated.
As shown in FIGS. 1A and 1B, the folding bag 1 of the first embodiment of the present invention is a handbag made of nylon or the like, and can be manufactured as follows, for example.
The fabric is cut into a shape as shown in FIG. 2, and a substantially rectangular plate part 3 is sewn to a position near the lower middle of the front body 2 on the back side of the part that becomes the front body 2. The plate portion 3 can be a plastic transparent plate having a thickness of about 0.3 mm.

The handle portion 4 is formed by sewing the dotted line A and the dotted line A ′ so that the surfaces are in contact with each other. The portions of dotted line B and dotted line B ′ are sewed so that the surfaces are in contact with each other, thereby forming horizontal gusset 5. The portions of dotted line C and dotted line C ′ and dotted line D and dotted line D ′ are sewed so that the surfaces are in contact with each other, and a portion that becomes a ridgeline between horizontal gusset portion 5 and bottom gusset portion 6 is formed.
Next, the outer portion of the portion that becomes the handle portion 4 is folded inward so that the width is substantially halved.
Then, it is picked outward so that the solid line E becomes the apex, the back surfaces are joined together, and the portions of the dotted line F and the dotted line F ′ are stitched together to form stitch portions 7 as shown in FIG. The vicinity of the center of the bottom gusset portion 6 is picked up so that the solid line G is the apex, the back surfaces are joined together, and the dotted line H and the dotted line H ′ are stitched together. As shown in FIG. A stitch portion 8 having an appropriate length is formed in the direction. The height of the stitch portions 7 and 8 (interval between the solid line E and the dotted line F or F ′, the solid line G and the dotted line H or H ′) is preferably about 3 mm.
In this way, the folding bag 1 can be manufactured, which is formed at the ridge between the horizontal gusset 5 and the front body 2, the outer edge of the handle 4, and the ridge between the horizontal gusset 5 and the back body 9. The stitches 7 are formed by continuously stitching the back surfaces together so that they are slightly picked up on the outside, and in the width direction of the bag with the back surfaces aligned slightly near the center of the bottom gusset portion 6 The stitch portion 8 is formed by sewing together, and a substantially rectangular plate portion 3 is attached near the lower middle of the front body 2.

  When the folding bag 1 is folded, first, as shown in FIG. 4A, the lateral gusset portion 5 is folded inward, the bottom gusset portion 6 is projected outward, and the back surface of the front body 2 and the back body 9 To make it flat. Next, as shown in FIGS. 4B and 4C, the height direction along the side edge of the plate part 3 is folded upward and folded into three. Then, as shown in FIG. 4 (d), the bottom gusset portion 6 side is folded upward with the lower end side of the plate portion 3 as a crease, and then folded upward with the upper end side of the plate portion 3 as a crease. As shown to (e), it folds up sequentially. In this way, as shown in FIG. 4 (f), the plate portion 3 can be folded into substantially the same plane shape.

  Since the folding bag 1 is formed with the stitch portions 7 and 8, when folded, the folding bag 1 does not swell due to the elasticity of the fabric, and is flat and easy to fold. Moreover, by providing the plate part 3, it can be made into a desired folded shape by folding according to this.

Next, the folding bag 1a of 2nd embodiment is demonstrated.
As shown in FIGS. 5A and 5B, the folding bag 1a of the second embodiment of the present invention is a handbag made of nylon or the like, and the first embodiment is different from the pocket on the back body 9a. This is mainly different in that a portion 10a and a covering portion 11a are provided, and a stitch portion 12a is provided below the pocket portion 10a.
Hereinafter, the differences from the first embodiment will be mainly described.
The pocket portion 10a and the covering portion 11a are applied to the periphery of the lower half of the fabric cut into a vertically long and substantially rectangular shape, and are sewn together with the wire fastener 13a sandwiched between the pocket portion 10a and the covering portion 11a. Is formed. A wire fastener 13a is sewn around the pocket portion 10a and the covering portion 11a, and when folded, the engaging tooth on the pocket portion 10a side and the engaging tooth on the covering portion 11a side can be engaged and closed. .
The plate portion 3a is sewn to the back side of the front body 2a and has a rectangular shape with substantially the same width as the pocket portion 11a. When the back surfaces of the front body 2a and the back body 9a are overlapped, the plate portion 3a is configured such that the upper end side of the plate portion 3a is positioned substantially at the same position as the lower end side of the pocket portion 10a. The plate portion 3a can be a plastic transparent plate having a thickness of about 0.3 mm.
The stitch portion 12a is formed by picking up the front surface of the back body 9a to the outside and stitching the back surfaces together, and is provided in parallel with substantially the same width as the pocket portion 10a. The height of the stitch portion 12a is preferably about 3 mm.

  This folding bag 1a is formed with stitched portions 7a that are sewn together with the back surfaces of the gussets of the lateral gusset portion 5a and the front body 2a and the ridge portions of the lateral gusset portion 5 and the rear body 9a so as to be slightly picked outward. In the vicinity of the center of the bottom gusset portion 6a, the stitches 8a are formed by stitching the back surfaces together and stitching in the width direction of the bag so as to be slightly picked outward, and below the pocket portion 10a of the back body 9a. A stitch portion 12a is formed by stitching the back surfaces together so as to be slightly picked outward in parallel with the width of the pocket portion 10a, and a substantially rectangular plate portion 3 near the lower middle of the front body 2a. Is installed.

  When folding the folding bag 1a, first, as shown in FIG. 6 (a), the front end of the covering portion 11a is directed upward, the lateral gusset portion 5a is folded inward, and the bottom gusset portion 6a is projected outward. The back surfaces of the front body 2a and the back body 9a are combined and made flat. As shown in FIG. 6 (b), the height direction along the side edge of the plate portion 3a is taken as a crease and folded upward to form a trifold. The bottom gusset portion 6a is folded upward with the lower end side of the plate portion 3a as a fold, and then the handle portion 4a side is folded upward while folding the handle portion 4a with the upper end side of the plate portion 3a as a fold. Overlap and fold as shown in FIG. Finally, as shown in FIG.6 (d), it can fold by folding the pocket part 10a and the covering part 11a, and closing the wire fastener 13a.

  Since the folding bag 1a is formed with the stitch portion 12a, this portion becomes a fold, so that the folding bag 1a can be easily folded and can be stored without protruding into the space formed by the pocket portion 10a and the covering portion 11a. is there.

Next, the folding bag 1b of 3rd embodiment is demonstrated.
As shown in FIG. 7, the folding bag 1b of the third embodiment of the present invention is a handbag made of nylon or the like. The first embodiment is different from the first embodiment in that the front body 2b is provided with two pocket portions 10b. It is mainly different in some respects.
Hereinafter, the differences from the first embodiment will be mainly described.
Two pocket portions 10b are provided side by side on the front side of the front body 2b, and are sewn together with the wire fastener 13b sandwiched between the front body 2b and the pocket portion 10b, and when folded, the right pocket portion The engagement teeth of 10b and the engagement teeth of the left pocket portion 10b are engaged with each other and can be closed.

  This folding bag 1b is formed with a stitch portion 7b formed by stitching together the back surfaces so as to be slightly picked up on the ridge portion between the horizontal gusset portion 5b and the front body 2b or the back body 9B. In the vicinity of the center, a stitch portion 8b is formed by stitching the back surfaces together in the width direction of the bag so as to slightly pick up the outside.

  When the folding bag 1b is folded, first, as shown in FIG. 8 (a), the lateral gusset 5b is folded inward, the bottom gusset 6b is projected outward, and the back surfaces of the front body 2b and the back body 9b. To make it flat. Next, as shown in FIG. 8 (b), the bottom gusset portion 6b side is folded to the back body 9b side with the lower end side of the pocket portion 10b as a fold, and then, as shown in FIG. 8 (c), The handle portion 4b side is folded while folding the handle portion 4a with the upper end side of the pocket portion 10b as a fold. And as shown in FIG.8 (d), it can fold by folding the pocket part 10b on either side, and closing the wire fastener 13b.

  The folding bag 1b can be stored without protruding into the space formed by the two pocket portions 10b.

Next, the folding bag 1c of 4th embodiment is demonstrated.
As shown in FIG. 9A, the folding bag 1c of the fourth embodiment of the present invention is a handbag made of nylon or the like. The first embodiment is different from the front body 2c and the back body 9c. The pocket portion 10c is provided, and the stitch portion 12c is formed at the joint between the pocket portion 10c and the front body 2c or the back body 9c, and the stitch portion 8c formed on the bottom gusset portion 6c is picked up inside. This is mainly different in that it is formed.
Hereinafter, the differences from the first embodiment will be mainly described.
The pocket portion 10c is provided symmetrically on the front side of the front body 2c and the back body 9c, and is formed to have a width substantially the same as the width of the bag. A wire fastener 13c is sewn between the front body 2c or the back body 9c and the pocket portion 10c, and when folded, the front teeth 2c side engagement teeth and the back body 9c side engagement teeth mesh. It can be closed.

As shown in FIG. 9 (b), the stitch portion 12c is picked up near the joint between the pocket portion 10c and the front body 2c or the back body 9c, and is stitched together with the back surfaces together, and around the pocket portion 10c. It is formed. The height of the stitch portion 12c is preferably about 3 mm.
As shown in FIG. 9 (c), the stitch portion 8c is sewn in the vicinity of the center of the bottom gusset portion 6c by picking up the inner surface side of the bag inward and matching the surfaces, and is appropriately long in the width direction of the bag. It is formed.
In this folding bag 1c, a pocket portion 10c having substantially the same width as that of the bag is provided in the front body 2c and the back body 9c. A stitch portion 7c is formed by stitching the back surfaces together so that they are slightly picked up on the outside, and the back surfaces are aligned in the width direction of the bag so as to be picked up slightly inside the bottom gusset portion 6c. A stitched portion 8c is formed, and a stitch portion 12c is formed around the pocket portion 10c. The stitch portion 12c is stitched together with the back surfaces of the pocket portion 10c and the front body 2c or the back body 9c near the joint. It is formed.

  When the folding bag 1c is folded, first, as shown in FIG. 10 (a), the handle 4c side is pushed into the bag 1c, and then the lateral gusset 5c and the bottom gusset 6c are folded inward. As shown in FIG. 10 (b), the pocket portion 10 c can be put together and the line fastener 13 c can be closed to be folded.

  Since the folding bag 1c has the stitch portions 12c formed around the pocket portions 10c, other portions such as the front body 2c can be easily folded between the pocket portions 10c, and can be easily folded.

  The configuration aspects of the above embodiment are not listed as limiting the present invention, and can be modified as long as the technical purpose is common, and the present invention includes such modifications, for example, outside The stitch portion protruding inward can be formed so as to protrude inward, and conversely, the stitch portion protruding inward can be formed so as to protrude outward.

The folding bag of 1st embodiment of this invention is shown, (a) is a perspective view, (b) is a perspective view from the bottom gusset part side. It is a figure showing the shape of the cloth for creating the folding bag of a first embodiment. It is the cross-sectional view which expanded the horizontal gusset part side of the folding bag of 1st embodiment. It is the figure which showed the folding procedure of the folding bag of 1st embodiment. The folding bag of 2nd embodiment of this invention is shown, (a) is a perspective view, (b) is a perspective view from the back body side. It is the figure which showed the folding procedure of the folding bag of 2nd embodiment. It is the perspective view which showed the folding bag of 3rd embodiment of this invention. It is the figure which showed the folding procedure of the folding bag of 3rd embodiment. The folding bag of 4th embodiment of this invention is shown, (a) is a perspective view, (b) is an expansion perspective view near a pocket part, (c) is the reference perspective view which showed the bottom gusset part. It is the figure which showed the folding procedure of the folding bag of 4th embodiment.

Explanation of symbols

1 folding bag 2 front body 3 plate part 4 handle part 5 side gusset part 6 bottom gusset part 7 stitch part 8 stitch part 9 back body 1a folding bag 2a front body 3a board part 4a handle part 5a side gusset part 6a bottom gusset Part 7a Stitch part 8a Stitch part 9a Back body 10a Pocket part 11a Cover part 12a Stitch part 13a Line fastener 1b Folding bag 2b Front body 4b Handle part 5b Horizontal gusset part 6b Bottom gusset part 7b Stitch part 8b Stitch part 9b Rear part 10b Pocket part 13b line fastener 1c Folding bag 2c Front body 4c Handle part 5c Horizontal gusset part 6c Bottom gusset part 7c Stitch part 8c Stitch part 9c Rear part 10c Pocket part 12c Stitch part 13c Line fastener

Claims (2)

Before superposing the back side each other around the body and back body to all or part of the portion to be the outer edge upon the flat, Ri to form a stitch portion sewn as picking up outside or inside Thea, predecessor A folding bag with a substantially rectangular plate attached to the back or back .   The bottom gusset is formed with stitches that are stitched continuously so as to be picked outward or inward at the ridge between the horizontal gusset and the front body, the outer edge of the handle and the ridge between the horizontal gusset and the back body. A stitch part stitched in the width direction of the bag so as to be picked up outside or inside is formed near the center of the part, and a substantially rectangular plate part is attached near the lower middle of the front body or the back body A handbag-shaped folding bag.

Images