JP2021045402A - Protector and leather product - Google Patents

Abstract

To provide a protector capable of being fitted firmly to an edge part of a leather product such as a bag while covering a perforation fixture, for protecting the edge part and a bag.SOLUTION: A protector 1 protects an edge part 3 of a leather product for solving above-mentioned problems. The protector comprises: a first protection part for protecting a front surface side of the edge part; a third protection part for protecting a rear face side of the edge part; and a second protection part for protecting a side edge between the first and third protection parts. The protector further has an adjacent part into which a perforation fixture is inserted, and the adjacent part and the first protection part are folded back and coupled by a folding part, for covering the perforation fixture.SELECTED DRAWING: Figure 7

Description

The present invention relates to a resin protective device that protects the edge of a leather product.

Protective equipment that protects the edges of leather bags such as school bags has been conventionally proposed. Patent Document 1 describes a metal fitting body having a locking claw portion formed on the tip surface of a holding portion obtained by bending a metal plate into a U shape, and a protective cover formed of a flexible synthetic resin material covering the surface of the metal fitting body. Reinforcing metal fittings consisting of the above are disclosed. Non-Patent Document 1 discloses a protective device attached to a sutured corner portion on the bottom side of the back and a pipen edge portion.

Utility Model Registration No. 3129915

Design Registration No. 1539855

Conventionally, it has been difficult for the adhesive for attaching a resin product to be familiar to leather products, and it has been difficult to attach a resin protective device to a leather bag. Although there was a prior art of fixing to the edge by piercing the locking claw like the reinforcing metal fitting described in Patent Document 1, there is a drawback that the leather product is insufficiently held to the edge and comes off due to the characteristics of the leather product. there were. Therefore, as described in Non-Patent Document 1, it is conceivable that the cap nut is locked by a locking tool such as a screw or a cap nut, but the cap nut is exposed to the outside, and the exposed metal parts such as the nut are used. There was a problem that the surrounding area was suddenly damaged when the bag was placed.

In addition, the conventional protective equipment has tended to emphasize the protection of the side surface (ground contact surface) of the bottom at the edge of the bag. However, in protecting the edge of the bag, not only the side surface (grounding surface) is protected, but also the surface of the entire edge is protected, so that the bag's grounding operation and takeoff operation are unexpected to other objects. Damage due to contact can be avoided.

Therefore, there has been a demand for a protective device that can prevent the bag and other objects from being damaged due to unexpected contact with other objects during the ground contact operation and the takeoff operation of the bag, and can be firmly attached to the leather bag. ..

In view of the above problems, the protective device of the present invention is a protective device having a resin protective portion for protecting the edge portion of the bag, and is a first protective portion having a wall thickness that protects one surface of the edge portion. And a thin adjacent portion having a penetrating region that can be penetrated and fixed by a penetrating fixture adjacent to one surface of the edge portion, and the first protective portion is a side edge of the adjacent portion. It is characterized in that it is connected to the side edge.

Further, the connection between the first protective portion and the adjacent portion is formed by continuously molding a folded-back portion to be erected between the side edge of the first protective portion and the side edge of the adjacent portion. It is preferable that the protective portion covers the penetrating region of the adjacent portion.

Further, the first protective portion is a substantially plate-like member that is connected to an adjacent portion at one side edge and is connected to a second protective portion that can be bent and deformed at the other side edge, and the second protective portion is a third. The third protective portion is connected to the protective portion, and the third protective portion has a second penetrating region adjacent to the other surface of the edge portion of the bag and can be penetrated and fixed by a penetrating fixture. It is preferable that both ends of the second protective portion and the third protective portion in a direction orthogonal to the longitudinal direction are open ends.

Further, the wall thickness of the first protective portion, the second protective portion, and the third protective portion shall be reduced in the order of the first protective portion, the second protective portion, and the third protective portion, and the first protective portion shall be thinned in this order. Is a curved outer surface in which the outer surface is convex outward at the central portion, the third protective portion is a plate-like body in which the longitudinal directions of the outer surface and the inner surface are parallel, and the second protective portion is the first protection. It is preferable to use an outer surface inclined form in which the outer surface is continuously inclined from the portion.

Further, the bag edge structure of the present invention is a bag edge structure in which one or more resin protective devices are fixed to the bag edge by a penetrating fixture, and is adjacent to the surface of the edge. The adjacent portion has a thin adjacent portion, a penetrating fixture that penetrates and fixes from the adjacent portion to the edge portion, and a first protective portion having a predetermined wall thickness that covers the adjacent portion and the penetrating fixture. It is characterized in that it is erected from the edge of the bag and folded back to connect the first protective part.

Further, it has a third protective portion that is adjacent to the back surface of the edge portion and is fixed to the adjacent portion by a penetrating fixture of the edge portion, and the third protective portion is a second protective portion connected to the first protective portion. It is preferable that the second protective portion is curved and adjacent to the side edge of the edge portion of the bag.

In addition, the protective equipment has short-side protective equipment and long-side protective equipment having different lengths in the width direction, and one or more long-side protective equipment is arranged on a part of the bottom peripheral edge of the bag, and the bottom or side of the bag is provided. It is preferable to have one or more short side protectors on the edges.

According to the invention of claim 1, it is possible to provide a protective device that can be attached to the bag by using a penetrating fixture and can protect the bag by a thick first protective portion.

According to the invention of claim 2, by continuously molding the first protective portion and the second protective portion by the folded-back portion, the first protective portion covers the penetrating fixture of the adjacent portion and the penetrating fixture is attached. It is possible to prevent exposure with.

According to the invention of claim 3, by making the second protective portion bendable and deformable, it is possible to bend and protect the side surface such as the ground contact surface of the edge of the bag, and the side in the direction orthogonal to the longitudinal direction. By using the open end as the open end, it is possible to install the product with an appropriate width.

According to the invention of claim 4, the first protective portion has the thickest wall thickness, and the first protective portion is formed thinly in order to be bent to the edge of the bag for easy attachment, and the portion protected by the first protective portion is mainly protected. Will be possible.

According to the fifth aspect of the present invention, it is possible to provide a bag edge structure in which the penetrating fixture is not exposed on one surface so that the penetrating fixture can be attached to the bag.
be able to.

According to the invention of claim 6, the second protective portion is curved and arranged on the ground contact surface, so that the ground contact surface can be protected, and the edge portion of the bag can be covered with one member while covering the penetrating fixture. A protective bag can be provided.

According to the invention of claim 7, by using the short side protector and the long side protector in combination, the protection form can be appropriately changed and used.

It is a perspective view of the protective equipment which concerns on embodiment of this invention. It is a side view which shows an example of the protective equipment, (a) shows a flat state, and (b) shows an example of deformation by elasticity. It is a side view which shows the state which cut out each part of the protective equipment of FIG. 2 (b). It is a perspective view which shows the intermediate generation state of the protective equipment. It is sectional drawing which shows an example of attachment to the edge part of the protective equipment, (a) shows the state which adjacent part was arranged, (b) shows the state which made the temporary hole from the state of (a). It is sectional drawing which shows an example of attachment to the edge part of the protective equipment, (a) is the state which inserted the male part from the state of FIG. 5 (b) and wound the third protective equipment, (b) is (a). ) Indicates the state in which the female part is attached. It is a partial perspective view which shows an example of the state in which the protective equipment is attached to a bag, and shows the state in which a plurality of short side protective equipment are arranged. It is a partial perspective view which shows an example of the state which the protective equipment is attached to a bag, and shows the state which the long side protective equipment is attached to the bottom, and the short side protective equipment is attached to the edge of both sides. The second embodiment of the present invention is shown, in which (a) is a side view and (b) is a perspective view. A third embodiment of the present invention is shown, in which (a) is a side view and (b) is a perspective view.

Embodiments of the present invention will be described in detail with reference to the drawings. As shown in FIGS. 7 and 8, the object used for the protective device of the present embodiment is a leather bag. This leather refers to leather derived from cows such as cowhide, steerhide, kip, and calf, as well as leather derived from pigs, horses, snakes, and lizards, and can also be used for artificial leather. Further, the bag 2 refers to a bag body such as a handbag, a tote bag, or a backpack, and is intended for a bag having an edge portion 3 formed by stacking exterior materials.

When manufacturing a leather bag 2, there are various forms depending on the type of bag 2, but the manufacturing method will be briefly described. The exterior material 4, the gusset 5, and the bottom 6 of the bag 2 are cut along the pattern. The surface treatment of these materials, the sewing of the interior material, and the like are performed, the gusset 5 is sewn on the side of the exterior material 4, and the bottom 6 is sewn on the bottom surface. In addition, attach a handbag, pocket, zipper, etc. to complete.

The edge 3 of the bag 2 refers to the edge on which the exterior material 4, the gusset 5, and the bottom 6 are sewn in this way. However, since the protective device 1 of the present embodiment protects the edge of the bag 2, the form of the portion is not limited, and the gussets 5 and 5 are laterally arranged like a tote bag, for example. It is not excluded that the edge is a sewn edge of a pair of exterior materials 4 and 4, or a portion of a single exterior material folded back is used as an edge 3.

That is, the edge 3 of the bag 2 is not only the edge 3 of the peripheral edge of the bottom portion where the exterior material 4 and the gusset 5 and the bottom 6 are sewn, but also the edge formed between the exterior material 4 and the gusset 5. A portion 3 is also formed, and there is also an edge portion 3 and the like formed in the pocket P, and these can also be attached with the protective device 1 of the present invention.

A specific embodiment of the protective device 1 of the present embodiment will be described. The specific dimensions described in this description are merely examples, and are not limited thereto. These are for the purpose of explaining the wall thickness and the like, and it is assumed that there is an error of about 1 to 2 mm in the front-rear direction.

As shown in FIGS. 1 and 2, the protective tool 1 of the present embodiment includes a first protective portion 10, a second protective portion 20, a third protective portion 30, an adjacent portion 40, and a folded portion 50. .. These are integrally formed of the same resin, and the first protective portion 10 is in the folded-back portion 50 and the second protective portion 20, the second protective portion 20 is in the first protective portion and the third protective portion 30, and the third protective portion. 30 is connected to the second protective portion 20, the adjacent portion 40 is continuously formed to the folded-back portion 50, and the folded-back portion 50 is continuously formed to the first protective portion 10 and the adjacent portion 40. This connection does not exclude the connection by adhering with different resin materials, but it is preferable to form them integrally in consideration of the manufacturing cost.

The protective device 1 of the present embodiment is integrally molded and is made of resin. The specific resin is preferably NBR synthetic rubber. As shown in FIG. 2, the protective tool 1 made of resin is elastically deformed by its elasticity, and the first protective portion 10, the second protective portion 20, and the third protective portion 30 can be appropriately bent. This bending deformation is possible not only by bending the second protective portion 20 as a starting point, but also by bending it. Similarly, the adjacent portion 40 can also be bent so as to be curved vertically starting from the connecting portion with the folded-back portion 50.

As shown in FIG. 3, the first protective portion 10 has a curved surface in which the front surface 11 is convex upward, and the back surface 12 is formed as a horizontal horizontal plane. One side edge 13 in the longitudinal direction is connected to the folded-back portion 50, and the other side edge 14 is connected to the second protective portion 20.

The length of the first protective portion 10 itself in the longitudinal direction is 13 mm, the length in the longitudinal direction to the side edge of the folded-back portion 50 to be described later is 15 mm, and the upper part is convex at an intermediate position to the side edge of the folded-back portion 50. The wall thickness of this convex is 5 mm, and the wall thickness of the side edge 14 with the second protective portion 20 is 4 mm.

The adjacent portion 40 is a plate-shaped member in which the front surface 41 and the back surface 42 are horizontal planes, and is connected to the folded-back portion 50 from one side edge 43 in the longitudinal direction, and the other side edge 44 has rounded corners. It is a free end.

The adjacent portion 40 forms a penetrating region that can be penetrated by the penetrating fixture 60. The penetration region 40a in the present embodiment is a portion excluding the outer edge of the surface 41 of the adjacent portion 40. The adjacent portion 40 made of a plate-shaped member has a longitudinal length of 10 mm, and the length orthogonal to the longitudinal length can be appropriately used as described later, but is preferably about 10 mm to 15 mm. In this case, the surface areas of the front surface 41 and the back surface 42 of the adjacent portion 41 are 100 square mm to 150 square mm, and a penetration region that can be penetrated by the penetration fixture 60 is formed. A hole for penetrating the penetrating fixture 60 may be formed in the penetrating region 41.

The adjacent portion 40 is a plate-shaped member as described above, and has a wall thickness of 2 mm.

As described above, the folded-back portion 50 connects the first protective portion 10 and the adjacent portion 40 so as to be folded back, and is integrally molded in the present embodiment. The folded-back portion 50 of the present embodiment has a substantially rectangular shape that is long vertically in a front view, is connected to the side edge 13 of the first protection portion 10 by one side edge 53 of the upper portion 51, and is connected to the side edge 13 of the first protection portion 10. Is connected to the side edge 43 of the adjacent portion 40. The other side edge 54 is a vertical wall and is curved at the upper part so as to be continuous with the curved shape of the surface 11 of the first protective portion 10.

In the folded-back portion 50, an extension portion 55 that is not connected to the first protective portion 10 and the adjacent portion 40 is formed between the upper portion 51 and the lower portion 52. By forming the extension portion 55, a space is formed between the first protection portion 10 and the adjacent portion 40 when not in use. As will be described later, when the penetrating fixture 60 is penetrated from the adjacent portion 40, the space is provided so that the screw head and the upper part of the stud can be accommodated.

The folded-back portion 50 has a substantially rectangular lower side having a length of 2 mm in the same direction as the longitudinal direction of the first protective portion 10, a lower portion 52 having a height of 2 mm, an extension portion having a height of 1 mm, and an upper portion 51 having a height of 51. It is set to 3 to 4 mm.

The front surface 21 of the second protective portion 20 is an inclined surface that is continuously inclined from the front surface 11 of the first protective portion 10, and the back surface 22 is a horizontal plane. One side edge 23 is connected to the side edge 14 of the first protection portion 10, and the other side edge 24 is connected to the third protection portion 30. The surface 21 of the second protective portion 20 is inclined from the side edge position on the first protective portion 10 side to the vicinity of the center in the longitudinal direction, and then becomes horizontal toward the side edge position on the third protective portion 30 side.

The second protective portion 20 is about 10 mm from one side edge 23 to the other side edge 24, and the wall thickness is 4 mm at one side edge 23, but is inclined to 3 mm near the center of the surface 21. ..

The third protective portion 30 is a plate-shaped member whose front surface 31 and back surface 32 are horizontal, and one side edge 33 is connected to the side edge 24 of the second protective portion 20. The other side edge 34 is a free end with rounded corners.

The third protective portion 30 forms a penetrating region that can be penetrated by the penetrating fixture 60. The penetration region in the present embodiment is the width of the surface 31 of the third protective portion 30. The third protective portion 30 made of a plate-shaped member has a length in the longitudinal direction of 15 mm, and the length orthogonal to the length in the longitudinal direction can be appropriately used as described later, but is preferably about 10 mm to 15 mm. In this case, the surface areas of the front surface 31 and the back surface 32 of the third protective portion 30 are 100 square mm to 150 square mm, and a penetrating region that can be penetrated by the penetrating fixture 60 is formed. A hole for penetrating the penetrating fixture 60 may be formed in the penetrating region 30a. The wall thickness of the third protective portion 30 is 3 mm.

As described above, the protective tool 1 is obtained by integrally molding the first protective portion 10, the second protective portion 20, the third protective portion 30, the adjacent portion 40, and the folded-back portion 50 with resin, and each of them has a side edge. It is formed continuously from the above, and as a whole, it has a substantially J-shaped shape when viewed from the side (see FIG. 2).

As shown in FIG. 4, the protective tool 1 is manufactured as an intermediate product 101 having a width direction of 500 mm to 1000 mm at the time of manufacture. The intermediate product 101 is cut by appropriately changing the length in the width direction depending on the object to be used. For example, the short side protector 102 having a shortened width direction is cut with a width of 10 to 15 mm, and the long side protector 103 with a lengthened width direction is cut with a width direction of 30 to 50 mm.

Next, an example of using the protective device 1 for the bag 2 will be described. At the edge 3 of the bag 2, as shown in FIG. 7, it is preferable to use a plurality of short side protectors 102, but as shown in FIG. 8, it may be used in combination with the long side protector 103. .. Since the usage mode is the same, the description of the long side use type will be omitted.

As shown in FIGS. 6A and 6B, a penetrating fixture 60 is used to fix the protective tool 1 to the edge portion. The penetrating fixture 60 is composed of a metal male portion 61 such as a stud and a female portion 62. The male portion 61 is formed with a penetrating member standing upright from the center of the disk-shaped base material, and the female portion 62 is formed with a short tubular receiving material projecting from the center of the disk-shaped base material to receive the penetrating member.

As shown in FIG. 5A, the edge 3a of the edge 3 of the bag 2 and the side edge 44 of the adjacent portion 40 are aligned, and the back surface 42 of the adjacent portion 40 and the surface 3b of the edge 3 are adjacent to each other. In this state, as shown in FIG. 5B, a temporary hole 70 is made in the adjacent portion 40 and the edge portion 3 by using a punch or the like in the portion where the through fixture 60 is inserted.

Next, as shown in FIGS. 5 (b) and 6 (a), the first protective portion 10 is bent upward and fixed through the portion where the temporary hole 70 is formed from the surface 41 side of the adjacent portion 40. The penetrating member of the male portion 61 of the tool 60 is inserted. In that state, the second protective portion 20 of the protective tool 1 is curved, and the back surface 32 of the third protective portion 30 is adjacent to the back surface 3c of the edge portion 3. Then, a second temporary hole 71 is opened at a position communicating with the temporary hole 70 of the third holding portion 30 by using a punch or the like. The second temporary hole 71 may be formed in the same manner when the temporary hole 70 is opened.

The receiving material of the female portion 62 of the penetrating fixture 60 is inserted from the surface 31 side of the third protective portion 30 so that the penetrating member of the male portion 61 is inserted into the cylinder. In this state, the disk-shaped base material of the female portion 62 is struck with a hammer or the like, and the holder 1 is fixed to the edge portion 3 by fixing the penetrating fixture 60.

FIG. 9 shows a second embodiment of the present invention. In the protective tool 1 according to the second embodiment, the outer surfaces of the first protective portion 10, the second protective portion 20, and the third protective portion 30 all form irregularities. Further, FIG. 10 shows a third embodiment. In the third embodiment, the first protective portion 10, the second protective portion 20, the third protective portion 30, and the adjacent portion 40 all have the same thickness.

1 ... Protective equipment, 2 ... Bag, 3 ... Edge, 10 ... First protection, 13, 14 ... Side edge, 20 ... Second protection, 23, 24 ... Side edge, 30 ... Third protection, 33 , 34 ... Side edge, 40 ... Adjacent part, 40a ... Penetration area, 43, 44 ... Side edge, 50 ... Folded part, 53 ... Side edge, 60 ... Penetration fixture, 102 ... Short side protector, 103 ... Long side Protective equipment

In view of the above problems, the protective device of the present invention is a protective device having a protective portion made of resin for protecting the edge portion of the bag, and protects one surface of the edge portion and covers the upper portion of the penetrating fixing portion. A first protective portion having a wall thickness to cover, a thin adjacent portion having a penetrating region that can be penetrated and fixed by a penetrating fixture having a stud or a screw having an upper portion adjacent to one surface of the edge portion, and a thin adjacent portion. to have a.

Further, a folded-back portion to be erected between the side edge of the first protective portion and the side edge of the adjacent portion is continuously molded, and the first protective portion, the adjacent portion, and the folded-back portion are formed. A space that can accommodate the upper part of the penetrating fixture is formed, and the first protective portion is connected to the adjacent portion by the folded portion at one side edge, and the second protective portion and the third protection portion are connected from the other side edge. It is characterized in that the portions are continuous and the edge portion can be sandwiched and fixed between the adjacent portion and the third protective portion .

Further, the first protective portion is formed by connecting with an adjacent portion at one side edge and connecting with a second protective portion that can be bent and deformed at the other side edge, and the second protective portion is a third protective portion. The third protective portion has a second penetrating region which is adjacent to the other surface of the edge portion of the bag and can be penetrated and fixed by a penetrating fixture. It is preferable that both ends of the second protective portion and the direction orthogonal to the longitudinal direction of the third protective portion are open ends.

Further, the bag edge structure of the present invention is a bag edge structure in which one or more resin protective devices are fixed to the edge of a leather bag by a penetrating fixture, and the surface of the edge. Yes and the adjacent portion of the thin adjacent, through toward the edge secured from the adjacent portion, the through fixtures by rivets or screws having a top, a predetermined thickness to cover the adjacent portion and the through-fasteners and, possess a first protective portion covering the upper portion of the through-fixed portion, it was molded continuously folded portion erected between the side edges of the side edge of the first protective portion and the adjacent portion The first protective portion, the adjacent portion, and the folded portion form a space capable of accommodating the upper portion of the penetrating fixture, and the first protected portion is connected to the adjacent portion by the folded portion at one side edge. The second protective portion and the third protective portion are continuous from the other side edge, and the edge portion is sandwiched and fixed by the adjacent portion and the third protective portion .

Further, by continuously molding the first protective portion and the second protective portion by the folded-back portion, the first protective portion covers the penetrating fixture of the adjacent portion to prevent the penetrating fixture from being exposed in the mounted state. Will be possible.

According to the invention of claim 2 , by making the second protective portion bendable and deformable, it is possible to bend and protect the side surface such as the ground contact surface of the edge of the bag, and the side in the direction orthogonal to the longitudinal direction. By using the open end as the open end, it is possible to install the product with an appropriate width.

According to the invention of claim 3 , the first protective portion has the thickest wall thickness, and the first protective portion is formed thinly in sequence so that the first protective portion can be easily attached by bending to the edge portion of the bag, and the portion protected by the first protective portion is mainly protected. Will be possible.

According to the invention of claim 4, it is possible to provide a bag edge structure in which the penetrating fixture is not exposed on one surface so that the penetrating fixture can be attached to the bag.
be able to.

According to the invention of claim 5 , the ground contact surface can be protected by arranging the second protective portion curvedly on the ground contact surface, and the edge portion of the bag can be covered with one member while covering the penetrating fixture. A protective bag can be provided.

According to the invention of claim 6 , by using the short side protector and the long side protector in combination, the protection form can be appropriately changed and used.

Claims (7)

A protective device that has a resin protective part to protect the edge of the bag.
A thick first protective part that protects one side of the edge part,
It has a thin adjacent portion having a penetrating region that can be penetrated and fixed by a penetrating fixture adjacent to one surface of the edge portion.
The first protective part is a protective device characterized in that it is connected to the side edge of the adjacent part at the side edge. The connection between the first protective portion and the adjacent portion is formed by continuously molding a folded-back portion that stands between the side edge of the first protective portion and the side edge of the adjacent portion, and the first protective portion is connected. The protective device according to claim 1, wherein the protective device covers the penetrating area of the adjacent portion. The first protective portion is a substantially plate-like member that is connected to an adjacent portion at one side edge and is connected to a second protective portion that can be bent and deformed at the other side edge.
The second protective portion is connected to the third protective portion, and the third protective portion is adjacent to the other surface of the edge portion of the bag and has a second penetrating region which can be penetrated and fixed by a penetrating fixture. Have and
The protective device according to claim 1 or 2, wherein both ends of the first protective portion, the second protective portion, and the third protective portion in a direction orthogonal to the longitudinal direction are open ends. .. The wall thickness of the first protection part, the second protection part, and the third protection part shall be reduced in the order of the first protection part, the second protection part, and the third protection part.
The first protective portion has an outer curved shape in which the outer surface is convex outward at the central portion, and the third protective portion has a plate-like body in which the longitudinal directions of the outer surface and the inner surface are parallel to each other. The protective device according to claim 3, wherein the outer surface is inclined so that the outer surface is continuously inclined from the first protective portion. A bag edge structure in which one or more resin protective devices are fixed to the edge of a leather bag with a penetrating fixture.
A thin adjacent portion adjacent to the surface of the edge portion, a penetrating fixture that penetrates and fixes from the adjacent portion to the edge portion, and a first protective portion having a predetermined wall thickness that covers the adjacent portion and the penetrating fixture. And have
An edge structure of a bag, characterized in that the first protective portion is folded back and erected from the edge of the adjacent portion. Adjacent to the back surface of the edge portion, the adjacent portion has a third protective portion fixed by a penetrating fixture of the edge portion, and the third protective portion is connected to a second protective portion connected to the first protective portion. It's a thing
The bag edge structure according to claim 5, wherein the second protective portion is curved and adjacent to a side edge of the bag edge portion. The protective equipment has short-sided protective equipment and long-sided protective equipment having different lengths in the width direction, and one or more long-sided protective equipment is arranged on a part of the bottom peripheral edge of the bag, and the bottom or side edge of the bag is provided. The edge structure of the bag according to claim 6, wherein one or more short side protectors are arranged on the bag.

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