JP2022175069A - Rucksack, and foldable rucksack - Google Patents

Abstract

To provide a rucksack enabling parcels to be carried in a distributed manner when needed.SOLUTION: A rucksack 1000 comprises: a first rucksack 1 comprising a first storage portion 11 for storing a parcel, and a pair of first shoulder belts 12 mounted in a rear portion 21b of the first storage portion 11; and a second rucksack 2 which is a foldable rucksack including a second storage portion 21 for storing the parcel and a pair of second shoulder belts 22 mounted in the rear portion 21b of the second storage portion 21, and is detachably mounted to the first storage portion 11 in a folded state.SELECTED DRAWING: Figure 1

Description

The present invention relates to rucksacks.

As a conventional technology, a rucksack containing emergency supplies for two people has been known (see, for example, Non-Patent Document 1).

As a conventional technology, there is known a telescopic helmet that can be stored in a rucksack as described above and that is worn on the wearer's head and that can be downsized and stored by the wearer when not in use. (See, for example, Patent Document 1).

Japanese Patent No. 5957590 (page 1, FIG. 1, etc.)

"Disaster prevention backpack set for 2 people with food 55 points White BRS-55 G285227 | Iris Plaza | Iris Ohyama official mail order site", [online], Iris Ohyama Co., Ltd., [searched on April 12, 2021], Internet < URL: https://www.irisplaza.co.jp/index.php?KB=SHOSAI&SID=G285227>

In the conventional rucksack as described above, when there is a large amount of luggage to be stored, it becomes difficult to carry the luggage for a long time, and it becomes difficult to fit in the rucksack. There was a technical demand for transporting cargo in bulk or for transporting cargo in a distributed manner.

The present invention has been made in view of the above circumstances, and provides a rucksack capable of dispersing and carrying luggage when necessary, and a foldable rucksack that can be used to disperse luggage when necessary. Intended to provide a formula rucksack

The rucksack of the present invention comprises: a first rucksack comprising a first storage section for storing luggage; and a pair of first shoulder belts attached to the back of the first storage section; and a pair of second shoulder belts attached to the back of the second storage, wherein the first and a second rucksack detachably attached to the storage part of the rucksack.

With such a configuration, luggage can be distributed and carried between the first rucksack and the second rucksack if necessary.

In the backpack of the present invention, the second backpack may be attached to the top of the first storage section.

With this configuration, the folded second rucksack is attached to the outside of the first rucksack, and the second rucksack can be easily removed when necessary. In addition, it is possible to suppress a change in the left-right balance of the rucksack due to attachment and detachment of the second rucksack.

In the rucksack of the present invention, in the rucksack, the first storage part has a first lid part near the upper part that can be opened and closed for taking in and out items stored in the first storage part. A first fixture for detachably fixing the first helmet may be provided on the back side of the first lid.

With such a configuration, the helmet can be easily attached to the first lid.

Further, in the backpack of the present invention, the first helmet may be detachably fixed to the back side of the first lid portion by the first fastener.

With such a configuration, the helmet can be easily taken out by opening the first lid.

In the rucksack of the present invention, it is preferable that the first helmet fixed by the first fixture is a deformable helmet deformed into a small size.

With such a configuration, it is possible to secure a large capacity for storing luggage other than a helmet in the first storage section. In addition, in the backpack of the present invention, in the backpack, when the second backpack is folded, the upper part of the folded second storage part and the second shoulder belt are attached to the second storage part. A second lid portion that can be opened and closed may be attached to a portion that will be the upper end when folded, in the lower portion of the second storage portion that is stored in the lower portion.

With such a configuration, the second rucksack that has been folded and stored can be unfolded by opening the second lid.

Further, in the rucksack of the present invention, in the rucksack, an auxiliary storage section is provided on the bottom side of the lower part of the second storage part and is separated from the upper side of the lower part. is provided with an opening and closing part for putting in and taking out luggage stored in the auxiliary storage part, and the upper part of the second storage part and the second shoulder belt of the second rucksack are closed when folded , and may be stored in a portion above the auxiliary storage portion below the second storage portion.

With such a configuration, items can be taken in and out of the auxiliary storage section regardless of whether the second rucksack is in a folded state or an unfolded state.

Further, in the rucksack of the present invention, the auxiliary storage portion may have a size capable of storing the second helmet.

With such a configuration, the second helmet can be stored in the auxiliary storage section.

Further, in the rucksack of the present invention, the upper surface or the lower surface inside the auxiliary storage part may be provided with a fixing tool for detachably fixing the second helmet. .

With such a configuration, the helmet can be stored fixedly in the auxiliary storage section. In addition, for example, by storing the helmet in the auxiliary storage part, the helmet can be opened and closed even if the second storage part of the second rucksack is placed above the auxiliary storage part. The helmet can be easily taken out from the helmet, and the helmet can be used quickly in an emergency.

Further, in the rucksack of the present invention, the second helmet may be stored in the auxiliary storage portion.

With such a configuration, the helmet can be easily taken out by opening the opening and closing portion.

Further, in the rucksack of the present invention, it is preferable that the second helmet stored in the auxiliary storage part is a deformable helmet that is deformed into a small size.

With such a configuration, the size of the auxiliary storage section can be reduced, and the size of the second rucksack can be reduced. This also allows the size of the rucksack to be reduced.

The folding rucksack of the present invention is a folding rucksack comprising a storage section for storing luggage and a pair of shoulder belts attached to the back of the storage section, and when folded, the upper portion of the storage section When folded, the upper part and the shoulder belt are stored in the lower part of the storage part, and a lid part that can open and close this upper end part is attached to the lower part of the storage part, which will be the upper end when folded. It is a foldable rucksack.

With such a configuration, it can be unfolded into a rucksack and used for distributing luggage when necessary, and can be folded and miniaturized when not needed.

Further, in the folding backpack of the present invention, in the folding rucksack, an auxiliary storage section is provided on the bottom side of the lower part of the storage part and is separated from the upper side of the lower part. The side surface is provided with an opening and closing section for loading and unloading the luggage stored in the auxiliary storage section. You may make it accommodate in the upper part rather than.

With such a configuration, items can be taken in and out of the auxiliary compartment regardless of whether the folding rucksack is in the folded or unfolded state.

Moreover, in the folding backpack of the present invention, the auxiliary storage part may have a size capable of storing a helmet.

With such a configuration, the helmet can be stored in the auxiliary storage section.

According to the rucksack or the like according to the present invention, it is possible to distribute the luggage to be stored when necessary.

A front view (Fig. 1(a)), a rear view (Fig. 1(b)), a right side view (Fig. 1(c)), and a left side view (Fig. 1(d)) of a rucksack according to an embodiment of the present invention. ), a plan view (FIG. 1(e)), and a bottom view (FIG. 1(f)) Front view (Fig. 2(a)), rear view (Fig. 2(b)), right side view (Fig. 2(c)), left side view (Fig. 2(d)), and plan view of the first rucksack Figure (Fig. 2(e)) and bottom view (Fig. 2(f)) Front view (Fig. 3(C)), rear view (Fig. 3(b)), right side view (Fig. 3(c)), left side view (Fig. 3 ( d)), a plan view (FIG. 3(e)), and a bottom view (FIG. 3(f)) Front view (Fig. 4(C)), rear view (Fig. 4(b)), right side view (Fig. 4(c)), and left side view (Fig. 4) of the state in which the second rucksack is folded (d)), a plan view (FIG. 4(e)), and a bottom view (FIG. 4(f)) Perspective views of the back side of the same rucksack as seen from different directions (Figs. 5(a) and 5(b)) Perspective views of the back side of the first rucksack as seen from different directions (Figs. 6(a) and 6(b)) A perspective view of the same rucksack with the second folded rucksack removed from the first rucksack. A perspective view showing the unfolded state of the second rucksack (Fig. 8(a)), a perspective view showing the front side in the folded state from above (Fig. 8(b)), and a state in which the folded state Perspective view of the front side seen from below (Fig. 8(c)) A perspective view (FIGS. 9(a)-9(c)) showing the vicinity of the back side of the first lid portion of the first rucksack with the first lid portion opened, of the present embodiment. A perspective view showing an example of a first helmet stored in a rucksack (Figs. 9(d) and 9(e)) A perspective view showing an example of the process of deploying the second rucksack (FIGS. 10(a) to 10(c)) The upper part of the folded second rucksack and the first rucksack for explaining how to attach the folded second rucksack and the first rucksack in the rucksack. A perspective view (FIG. 11(a)) as seen from the front side, and a perspective view (FIG. 11(b)) as seen from the rear side of the second rucksack in a folded state and the upper part of the first rucksack. A perspective view (Fig. 12(a), Fig. 12(b)) showing an example of the second rucksack when the opening and closing part is opened in the folded state, and a longitudinal sectional view in the folded state (Fig. 12(c)) A perspective view (Fig. 13(a), Fig. 13(b)) showing an example of the second rucksack when the opening and closing part is opened in the deployed state, and a vertical cross-sectional view of the state in which the upper part is deployed ( Fig. 13(c))

Embodiments of a rucksack and the like will be described below with reference to the drawings. It should be noted that, since components denoted by the same reference numerals in the embodiments perform similar operations, repetitive description may be omitted.

(Embodiment)
1 is a front view (FIG. 1(a)), a rear view (FIG. 1(b)), a right side view (FIG. 1(c)), and a left side view (FIG. 1 ( d)), a plan view (FIG. 1(e)), and a bottom view (FIG. 1(f)).

2 shows a front view (FIG. 2(a)), a rear view (FIG. 2(b)), a right side view (FIG. 2(c)), and a left side view ( 2(d)), a plan view (FIG. 2(e)), and a bottom view (FIG. 2(f)).

FIG. 3 shows a front view (FIG. 3(C)), a rear view (FIG. 3(b)), and a right side view (FIG. 3(c)) of the state in which the second rucksack in the present embodiment is deployed. , a left side view (FIG. 3(d)), a plan view (FIG. 3(e)), and a bottom view (FIG. 3(f)).

Fig. 4 shows a front view (Fig. 4(C)), a rear view (Fig. 4(b)), and a right side view (Fig. 4(c)) of the folded state of the second rucksack according to the present embodiment. ), a left side view (FIG. 4(d)), a plan view (FIG. 4(e)), and a bottom view (FIG. 4(f)).

5A and 5B are a perspective view (FIG. 5(a)) and a perspective view (FIG. 8(b)) of the rucksack as seen from the upper left, according to the present embodiment.

6A and 6B are a perspective view of the first rucksack in the present embodiment as seen from the upper left (FIG. 6A) and a perspective view as seen from the upper right (FIG. 6B).

FIG. 7 is a perspective view of the rucksack according to the present embodiment, showing a state in which the folded second rucksack is removed from the first rucksack.

FIG. 8 shows a perspective view of the second rucksack in an unfolded state (FIG. 8(a)), a perspective view from above in the folded state (FIG. 8(b)), and a folded Fig. 8(c) is a perspective view of the second rucksack in a folded state as seen from below;

FIG. 9 is a perspective view (FIGS. 9(a) to 9(c)) showing the vicinity of the back side of the first lid of the first rucksack with the first lid opened. Fig. 9(d) and Fig. 9(e) are perspective views (Figs. 9(d) and 9(e)) showing an example of a first helmet which is a deformable helmet which can be transformed into a small size and which is housed in the rucksack of the embodiment. FIG. 9(d) shows a state in which the first helmet is contracted, and FIG. 9(e) shows a state in which the first helmet is unfolded.

FIG. 10 is a perspective view (FIGS. 10(a) to 10(c)) showing an example of the process of unfolding the folded second backpack according to the present embodiment.

FIG. 11 shows the folded second backpack and the upper part of the first backpack for explaining how to attach the folded second backpack and the first backpack. A perspective view (FIG. 11(a)) viewed from the front side, and a perspective view (FIG. 11(b)) of the second rucksack and the upper part of the first rucksack viewed from the rear side be. FIG. 11(b) shows a partially cutaway view of the cover member on the back side of the second backpack in the folded state.

Fig. 12 is a perspective view showing an example of the second rucksack of the present embodiment when the opening and closing part is opened with the upper part folded (Fig. 12(a), Fig. 12(b)). , and a longitudinal sectional view perpendicular to the front (FIG. 12(c)) with the top folded. Figures 12(a) and 12(c) show the state in which the second helmet is stored, and Figure 12(b) shows the state in which it is not stored.

FIG. 13 is a perspective view (FIGS. 13(a) and 13(b)) showing an example of a state in which the opening/closing part is opened, of the second backpack in the unfolded state of the present embodiment, and the upper part is unfolded. FIG. 13(c) is a longitudinal cross-sectional view perpendicular to the front of the folded state. FIGS. 13(a) and 13(c) show the state in which the second helmet is stored, FIG. 13(b) shows the non-stored state.

The rucksack 1000 of the present embodiment is a rucksack that stores disaster prevention supplies as one or more pieces of luggage, for example. The disaster prevention supplies here are concepts including, for example, evacuation supplies. Disaster supplies include, for example, drinking water, food, flashlights, mobile batteries, and toilet supplies. The disaster prevention goods may include one or more helmets such as a first helmet 3a and a second helmet 3b, which will be described later. It is preferable that the rucksack 1000 contains evacuation supplies for two or more people. However, the luggage stored in the rucksack 1000 is not limited to the above-described disaster prevention supplies. For example, the rucksack 1000 may be a rucksack in which leisure goods are stored as luggage. In addition, you may consider a luggage|luggage as a stored item.

A rucksack 1000 comprises a first rucksack 1 and a second rucksack 2 . The rucksack 1000, as shown in FIGS. and a second backpack 2 in a folded state attached to 1. The rucksack 1000 may be considered as a rucksack that can be divided into a first rucksack 1 and a second rucksack 2, for example.

As shown in FIGS. 2(a) to 2(f), 6(a) and 6(b), the first backpack 1 includes a first storage section 11 for storing luggage, and and a pair of first shoulder belts 12 attached to the back portion 11 b of the first storage portion 11 .

The first storage part 11 of the first rucksack 1 has a substantially D-shaped cross section and a substantially tubular shape extending in the vertical direction. ing. The first storage portion 11 has a substantially planar rear portion 11b.

The first storage portion 11 has a first lid portion 111 near the upper portion thereof, which can be opened and closed in order to load and unload luggage into and out of the first storage portion 11 . The vicinity of the top is, for example, a range in which the distance in the height direction from the top of the first storage section 11 is 20 cm or less, preferably 10 cm or less, and more preferably 5 cm or less. . However, the upper vicinity is not limited to this range. Specifically, in the vicinity of the upper part of the first storage part 11, except for at least a part of the area on the back side, a double-opening fastener 111a is provided along the outer peripheral lateral direction. 11, the upper portion of the fastener 111a is a first lid portion 111 that is detachably engaged with the lower portion of the fastener 111a by the fastener 111a. The first lid portion 111 is attached to a portion of the first storage portion 11 below the fastener 111a by the area of the back portion 11b of the first storage portion 11 where the fastener 111a is not provided. , the front side is designed to open.

Note that the shape and structure of the first lid portion 111 are not limited to those described above. For example, the first lid portion 111 has a structure that can be closed so as to be openable and closable with respect to the portion below the first lid portion 111 using fasteners such as buttons other than fasteners. may Moreover, the first lid portion 111 may be attached to a portion below the first lid portion 111 of the first storage portion 11 in any manner. 2, it may be attached to a portion below the first lid portion 111 of the first storage portion 11 in a region other than the front side. Alternatively, the entire first lid portion 111 may be detachably engaged with the lower portion by a fastener.

Further, the shape, size, structure, etc. of the fastener 111a in this embodiment are not limited to those shown in the drawings, and may be of any shape. For example, the fastener 111a may be a double-opening fastener or a single-opening fastener. The same applies to other fasteners and the like to be described later. Note that the shape of the fastener is a concept including, for example, tabs of the fastener.

The upper surface of the first lid portion 111 is substantially flat here, and the back side of the first lid portion 111 is also substantially flat here. On the back side of the first lid portion 111, as shown in FIGS. 9(a) to 9(c), there is a container as shown in FIG. 9(d) and FIG. A telescopic first helmet 3a can be attached. For example, on the back side of the first lid portion 111, hook-and-loop fasteners are provided on both sides of the position where the first helmet 3a is fixed as fixtures for fixing the telescopic first helmet 3a in a contracted state. A pair of strip-shaped flaps 113 with 113b are provided. Specifically, as shown in FIG. 9(c), members 113a constituting hook-and-loop fasteners 113b are attached over a predetermined length to the overlapping facing surfaces of the flaps 113, respectively. The first helmet 3a shown in FIG. 9(e) is shrunk as shown in FIG. 9(d) and placed on the back side of the first lid portion 111. The helmets 3a are connected to each other so as to cover the helmets 3a, and the lengths of the parts that are overlapped at the time of connection are appropriately adjusted, and the first helmets 3a in a contracted state are folded by the connected flaps 113 to the first helmets 3a. 5A, the first helmet 3a can be fixed to the back side of the first lid portion 111, as shown in FIG. 5A. The first helmet 3a is fixed by flaps 113 so that its height direction is aligned with the height direction of the first rucksack 1, for example. When the first helmet 3a is not attached, for example, as shown in FIG. 9B, the flaps 113 are overlapped and connected.

Hereinafter, in the present embodiment, as the first helmet 3a, as shown in FIGS. 9(d) and 9(e), an example of using a telescopic helmet that has a thin shape in a contracted state is used. will be explained. This helmet is, for example, a helmet having a structure similar to that of the helmet described in Patent Document 1 above. The state in which the first helmet 3a is contracted is not limited to the shape shown in FIG. 9(d). The size of the first helmet 3a in a contracted state is, for example, about 180-250 mm in width, about 250-300 mm in depth, and about 35-45 mm in height. However, the size is not limited to this.

As the material of the flap 113, for example, fiber, foam rubber, synthetic resin sheet, etc., or a combination of two or more of these can be used. As a material for the flap 113, for example, a material that can be used for flaps, belts, and the like that are usually used for fixing objects can be used. A material having elasticity is preferable as the material of the flap 113 . Further, the connection between the flaps is not limited to the hook-and-loop fastener 113b, and for example, buttons, hook-and-eye hooks, buckles, etc. can be used. Needless to say, the first helmet 3a housed in a bag (not shown), a case (not shown), or the like may be fixed by a pair of flaps 113, which are fixtures.

In addition, as a fixture for fixing the first helmet 3a, a length-adjustable belt (not shown) that can be connected by a hook-and-loop fastener, a buckle, or the like, or a stretchable band, etc., can be used. A fixture other than the two flaps 113, such as , may be used. Also, the number of flaps 113 used as fixtures is not limited to two. In addition, when fixing tools such as the pair of flaps 113 are unnecessary (for example, when the first helmet is stored without being fixed), the fixing tools may be omitted.

By disconnecting the flap 113 that is a fixing tool, removing the first helmet 3a in a contracted state from the back side of the first lid portion 111, and extending the first helmet 3a, the A good first helmet 3a is obtained.

Here, as shown in FIG. 9(a) and the like, the case of attaching the retractable first helmet 3a in a contracted state has been described, but the first helmet 3a attached by the fixture is small. A deformable helmet in a deformed state is not limited to a telescopic helmet in a contracted state, and may be, for example, a foldable helmet in a deformed state into a small size. In addition, the first helmet 3a attached to the back side of the first lid portion 111 is not limited to a deformable helmet that can be deformed into a small size, such as a telescopic helmet, and may be a non-deformable helmet. . As the non-deformable helmet, it is preferable to use a relatively small portable helmet.

Note that the first helmet 3a may be detachably fixed to the back side of the first lid portion 111 of the first rucksack 1 in advance by a first fixture such as the flap 113 or the like. For example, the rucksack 1000 may have the first helmet 3a attached to the back side of the first lid 111 in advance.

The front part 11a of the first rucksack 1 has a lower side attached to the first storage part 11, and other sides are engaged with the front part 11a by fasteners 112a, and the front shape is substantially rectangular. A front pocket 112 is provided. The front pocket 112 can be loaded and unloaded by opening the fastener 112a. The shape, structure, etc. of the front pocket 112 are not limited to those described above. Also, the front pocket 112 may be omitted.

Further, a fastener 118a that opens vertically is provided on the left side surface of the first storage section 11. By opening this fastener 118a, it is possible to take in and out of the first storage section 11. becomes. However, the fastener 118a may be omitted.

In addition, a side pocket 120 made of a mesh material is provided in a portion extending from the lower right side surface of the first storage section 11 to the front right end thereof so that luggage can be taken in and out from the upper part. However, the side pocket 120 may be omitted.

Stripe-shaped reflectors 119 for reflecting light are attached to the left and right side surfaces of the first storage section 11 and the front section 11a. It should be noted that the shape of the reflectors 119 does not matter in terms of number, mounting position, and the like. Also, the reflector 119 may be omitted.

The pair of first shoulder belts 12 are left and right shoulder belts. Upper and lower ends of each first shoulder belt 12 are attached to the upper and lower sides of the back portion 11b of the first storage portion 11, respectively. The first shoulder belt 12 may be attached in any manner. Also, the mounting position of the first shoulder belt 12 is not limited to the above position. For example, the shoulder belts 12 may be attached to the upper surface or the lower surface of the first storage portion 11 instead of the back portion 11b. The first shoulder belt 12 has an adjuster 12a such as a ladder lock whose length can be adjusted. The shape, size, structure, etc. of the first shoulder belt 12 are not limited to the shape, size, etc. described above. Also, the adjuster 12a may be omitted. As the first shoulder belt 12, for example, a shoulder belt similar to that of a normal rucksack can be used. At least one of the upper end and the lower end of the shoulder belt 12 may be detachably attached to the first storage section 11 .

A length-adjustable chest belt 14 for maintaining the distance between the shoulder belts 12 is attached to the pair of shoulder belts 12 by an eight-can 14b. The chest belt 14 is connected by a side release buckle 14a. In addition, the structure, attachment method, etc. of the chest belt are not limited to the above. Also, the chest belt 14 may be omitted.

A handle 13 for carrying the first rucksack 1 is provided on the upper side of the back portion 11b of the first storage portion 11. - 特許庁In addition, the shape and size of the handle, the mounting position, etc. are not limited. Also, the handle 13 may be omitted.

The second rucksack 2, as shown in FIGS. and a pair of second shoulder belts 22 attached to the back portion 21b of the. The second backpack 2 is a folding backpack, as shown in FIGS. 10(a) to 10(c), and in a folded state, as shown in FIG. It is detachably attached to the first storage part 11 of . 1(a) to 1(f), the second rucksack 2 in a folded state as shown in FIG. An example attached to the top surface is shown. It should be noted that the attachment position of the first storage portion 11 is preferably the upper portion of the first storage portion 11, more preferably the upper surface thereof, but the attachment position of the first storage portion 11 may be any of these positions. is not limited to

As shown in FIG. 10(c), the second storage part 21 of the second rucksack 2 has a structure in which the upper part 211 shown in FIG. 3(a) can be folded. It can be stored in the lower part 212 of the second storage part 21 . The upper part of the second storage part 21 is, for example, a portion where the height from the top of the deployed second rucksack 2 is more than half the height of the entire deployed second rucksack. , preferably two-thirds or more of the height. For example, the upper part is the part whose distance from the top is 180 mm to 320 mm. However, the length in the height direction of the second storage portion 21 is not limited to the above. The lower portion 212 of the second storage portion 21 is a portion located below the upper portion 211 of the second storage portion 21, specifically, below the upper portion 211 of the second storage portion 21, other than the upper portion 211. is part of The method of folding the upper part 211 of the second storage part 21 does not matter. Here, the folded upper portion 211 is stored in the upper portion 2121 of the lower portion 212 of the second storage portion 21 .

As shown in FIGS. 3(a) to 3(f), the upper portion 211 of the second storage portion 21 in the unfolded state has an upwardly tapering shape. Specifically, the thickness of the upper portion 211 of the second storage portion 21, that is, the distance between the front portion 21a and the rear portion 21b of the upper portion of the second storage portion 21 decreases upward. The width of the upper portion 211 of the second storage portion 21 (that is, the length in the direction perpendicular to the thickness direction) also decreases upward. However, the shape of the upper portion 211 of the second storage portion 21 is not limited to the shape described above.

Further, the upper part 211 of the front part 21a of the second storage part 21 is provided with a fastener 218a extending in the vertical direction for taking in and out luggage. In addition, fasteners 218b for loading and unloading luggage are provided on the upper side of the side peripheral portion 21c sandwiched between the front portion 21a and the rear portion 21b of the upper portion 211 of the second storage portion 21, extending left and right.

Further, the number of fasteners provided in the upper portion 211 of the second storage section 21, the positions of the fasteners, and the like are not limited to those described above. Also, a loading/unloading opening (not shown) for loading/unloading luggage may be fastened with a fastener such as a button other than a fastener.

The pair of second shoulder belts 22 are left and right shoulder belts 22 . The upper end of each shoulder belt 22 is attached to the upper side of the back portion 21b of the second storage portion 21, respectively. In addition, the lower end of the right shoulder belt 22 is attached to the lower portion 212 of the second storage portion 21, below the right side surface 21d, and the lower end of the left shoulder belt 22 is attached to the lower portion 212 of the second storage portion 21. , mounted below the left side. At least the lower end of each shoulder belt 22 is attached to the second storage section 21 so as to be detachable. Here, a hook 22a is provided at the lower end of each shoulder belt 22, and the hook 22a is provided below the right side 21d and the left side 21e of the lower portion 212 of the second storage section 21, respectively. By being detachably attached to the shoulder belt 22, the lower end of each shoulder belt 22 is detachably attached to the second storage portion 21. As shown in FIG. When folding the second rucksack 2, at least the lower ends of the shoulder belts 22 are removed from the second storage portion 21, and the removed shoulder belts 22 are placed at the upper portion of the folded second storage portion 21. 211 is stored in the lower part 212 of the second storage part 21 . The shoulder belts 22 may be folded and stored in the lower portion 212. If the shoulder belts 22 have an extendable structure, the shoulder belts 22 may be stored in the lower portion 212 in a contracted state, or the shoulder belts 22 may be rolled up. It does not matter how the shoulder belts 22 are stored in the lower part 212 . The upper end of each shoulder belt 22 may also be detachably attached to the second storage section 21 . In this case, the shoulder belt 22 may be removed from the second storage portion 21 and stored in the lower portion 212 by removing the upper end of the shoulder belt 22 from the second storage portion 21 as well. The method of attaching the shoulder belt 22 to the second storage portion 21 is not limited to the above. Also, the mounting position of the second shoulder belt 22 is not limited to the above position. Here, the second shoulder belt 22 has an adjuster 22c whose length can be adjusted, but the adjuster 22c may be omitted. The shape, size, etc. of the second shoulder belt 22 are not limited to those described above. As the second shoulder belt 22, for example, the same belt as the first shoulder belt 12 can be used.

The second storage part 21 has a handle 23 for carrying the second rucksack 2 on the upper side of the back part 21b. However, the attachment position, structure, etc. of the handle 23 do not matter. Also, the handle 23 may be omitted.

The lower part 212 of the second storage part 21 has a cylindrical shape with a closed lower end, and the cross-sectional shape of the lower part 212 of the second storage part 21 in the lateral direction (in other words, the horizontal direction) has substantially the same shape, preferably the same shape, as the lateral cross-sectional shape of the first storage portion 11 of the first rucksack 1 . However, the shape of the lower portion 212 is not limited to the shape described above.

On the bottom side of the lower part 212 of the second storage part 21 of the second rucksack 2, as shown in FIG. there is The auxiliary storage section 2122 is a section separated from the upper portion 2121 of the lower section 212 by a partition 2123 provided at a desired height inside the lower section 212 of the second storage section 21 . A partitioned portion is, for example, a portion separated from the upper portion 2121 of the lower portion 212 by a separating member. The separating member is the partition 2123 here. The partition 2123 here is for preventing the baggage stored above the auxiliary storage section 2122 from moving into the auxiliary storage section 2122, for example. However, minute objects (for example, objects of less than 1 cm) may pass through the partition 2123 and move. The partition 2123 is attached, for example, to the inner side of the lower portion 212 of the front portion 21a, the rear portion 21b, and the side peripheral portion 21c so as not to create a gap. Here, the case where the member of the partition 2123 is a sheet-like member made of the same material as the material of the upper portion of the second storage portion 21 will be described, but the material is not limited to this. For example, the partition 2123 may be a mesh material or the like through which the minute objects described above can pass.

The auxiliary storage portion 2122 stores, as luggage, for example, a contracted telescopic second helmet 3b. In the following description of the present embodiment, a case where the telescopic second helmet 3b in a contracted state is stored in the auxiliary storage portion 2122 will be described as an example. Also, here, a case where the second helmet 3b is similar to the first helmet 3a as shown in FIGS. 9(d) and 9(e) will be described as an example.

Note that the luggage stored in the auxiliary storage portion 2122 is not limited to the second helmet 3b. In addition to the second helmet 3b, the auxiliary storage section 2122 may store other luggage.

Also, the first helmet 3a and the second helmet 3b may be the same helmet or may be different helmets. Moreover, the second helmet 3b is not limited to the retractable second helmet 3b in a contracted state as described above, similarly to the first helmet 3a. For example, it is possible to use a helmet that can be transformed into a small size such as a telescopic helmet, or a helmet that cannot be transformed, similar to the helmet that can be used as the first helmet 3a described above. However, it is preferable that the second helmet 3b stored in the auxiliary storage part 2122 is a deformable helmet in a compactly deformed state as described above.

It is preferable that the auxiliary storage part 2122 has a size that can store, for example, the telescopic second helmet 3b in a contracted state. For example, the height of the auxiliary storage portion 2122 is such that the second helmet 3b in a contracted state can be stored such that the height direction of the second helmet 3b is aligned with the height direction of the auxiliary storage portion 2122. It is preferable to have As a result, for example, the retractable second helmet 3b in a contracted state can be stored in the auxiliary storage section 2122 so that its height direction is aligned with the height direction of the second rucksack 2, for example, The auxiliary storage section 2122 can be used as a storage section for such a helmet. Note that storing the second helmet 3b so that the height direction of the auxiliary storage portion 2122 is the height direction means that, for example, the top side of the second helmet 3b is the upper surface side inside the auxiliary storage portion 2122. It may be stored so as to be located in the inner side of the auxiliary storage portion 2122, or may be stored so as to be located on the inner lower surface side of the auxiliary storage portion 2122. In addition to the second helmet 3b, the auxiliary storage section 2122 may store other luggage.

The auxiliary storage section 2122 is provided with an opening/closing section 2126 that can be opened and closed in order to put in and take out the luggage stored in the auxiliary storage section 2122 along the lateral direction of the outer circumference. Here, the fastener is placed at a height position near the center in the height direction of the lower part 212 of the second storage part 21 of the second rucksack 2, except for the area of the back part 21b, along the outer peripheral lateral direction. 212a is provided, and the portion where this fastener 212a is provided serves as an opening/closing portion 2126. As shown in FIG. By opening the fastener 212a, the opening/closing portion 2126 can be opened vertically as shown in FIG. 12(a). Instead of the fastener 212a, a fastener such as a button other than a fastener may be used to close the opening/closing portion 2126 so that it can be opened and closed.

Note that the structure of the opening/closing portion 2126, the position at which the opening/closing portion 2126 is provided, and the like are not limited to those described above. For example, the opening and closing part that allows loading and unloading of luggage stored in the auxiliary storage part 2122 is a lid, notch, flap, etc. (not shown) provided on the outer periphery of the auxiliary storage part 2122 that can be opened and closed with a fastener, button, or the like. There may be. The outer circumference of the auxiliary storage portion 2122 here is, for example, one or more of the front side, the side surface side, and the rear side of the auxiliary storage portion 2122 .

On the upper surface 2127 inside the auxiliary storage part 2122 (that is, the lower surface of the partition 2123), as shown in FIGS. A pair of flaps 2131, which are fixtures for fixing the contracted telescopic second helmet 3b, are provided, and the flaps 2131 allow the second helmet 3b to be fixed. For example, as shown in FIGS. 12(a) and 12(c), the flap 2131 allows the height direction of the second helmet 3b to coincide with the height direction of the second rucksack 2. A helmet is removably secured within the secondary storage compartment 2122 .

12(a) and 12(b), the pair of flaps 2131 is also provided with a member 2131a constituting a hook-and-loop fastener 2131b in the same manner as the flap 113. The hook-and-loop fastener 2131b Thus, the flaps 2131 are detachably connected with their lengths adjusted. Since the pair of flaps 2131 are the same as the flaps 113 of the above embodiment, detailed description thereof is omitted here.

Also in this embodiment, instead of the pair of flaps 2131, fixtures similar to the fixtures for detachably fixing the first helmet 3a other than the pair of flaps as described in the above embodiment may be provided. For example, the second helmet can be detachably fixed in the auxiliary storage section 2122 by the fixture such that the height direction of the second helmet 3b is aligned with the height direction of the second rucksack 2. can be Moreover, instead of being attached to the upper surface, a fixing member such as a pair of flaps 2131 may be provided on the inner lower surface of the auxiliary storage section 2122 so that the second helmet 3b can be fixed to the lower surface. Needless to say, the second helmet 3b housed in a bag (not shown), a case (not shown) or the like may be fixed by a pair of fasteners such as the flaps 2131 or the like. Further, when fixing tools such as the pair of flaps 2131 are unnecessary (for example, when the second helmet 3b is stored in the auxiliary storage part 2122 without being fixed), the fixing tools may be omitted.

In addition, in the rucksack 1000, the second helmet 3b may be stored in advance in the auxiliary storage part 2122. For example, the second helmet 3b may be attached and detached in advance by fixing tools such as a pair of flaps 2131. It may be fixed as possible.

A portion 2120 of the lower portion 212 of the second storage portion 21, which becomes the upper end when folded, is provided with a second lid portion 213 capable of opening and closing the portion which becomes the upper end when folded. The portion 2120 that becomes the upper end when folded is, for example, an annular end formed above the lower portion 212 by storing the folded upper portion 211 of the second storage portion 21 in the lower portion 212 . A fastener 213a is provided along the outer periphery of a portion 2120 of the lower portion 212 of the second storage portion 21 that will be the upper end when folded, and the second lid portion 213 and the portion that will be the upper end when folded. 2120 is detachably engaged with a fastener 213a. By engaging them, the second lid portion 213 can close the portion 2120 of the lower portion 212 of the second storage portion 21 that will be the upper end when folded. Here, the second lid portion 213 is attached on the back side to the portion 2120 that becomes the upper end when folded, and the attached portion is not provided with the fastener 213a. Therefore, by opening the fastener 213a, the second lid portion 213 can be opened and closed vertically except for the attached portion.

As shown in FIG. 8(a), the second lid portion 213 covers the rear surface of the second storage portion 21 when the upper portion 211 of the second storage portion 21 is unfolded (in other words, in an unfolded state). It is arranged on the part 21b side. Here, an example in which the back side of the second lid portion 213 is attached to the back side of the upper portion 211 of the second storage portion 21 is shown, but it does not have to be attached to the back side.

When folding the second rucksack 2, as shown in FIG. The second shoulder belt 22 removed from the second storage part 21 is stored, and the second lid part 213 is put on the part 2120 of the lower part 212 of the second storage part 21, which becomes the upper end when folded, As shown in FIG. 10B, by closing the fastener 213a, the lower portion 212 of the second storage portion 21 as shown in FIG. 22 and can be transformed into a tubular bag shape. As shown in FIGS. 8(b) and 8(c), this bag shape has a cross-sectional shape in the lateral direction (in other words, the horizontal direction) that extends in the lateral direction of the first storage portion 11 of the first backpack 1. It has a substantially cylindrical shape, preferably a cylindrical shape, which is substantially the same shape, preferably the same shape, as the cross-sectional shape of . However, the shape is not limited to this. In addition, one or more shoulder belts (not shown) and handles (not shown) may be attached to the second backpack 2 folded into a bag shape, and in the folded state, , one or more shoulder belts (not shown) and handles (not shown) may be removably attached. In this case, a shoulder belt and a handle to be attached after being folded may be stored in the second storage section 21 or the like.

When the second rucksack 2 is folded, the folded upper portion 211 of the second storage portion 21 and the second shoulder belt 22 are positioned at the lower portion 212 of the second storage portion 21, as shown in FIG. 12(c). , is stored in a portion 2121 above the auxiliary storage portion 2122 .

A stripe-shaped reflector 119 that reflects light is attached to the upper surface of the second lid portion 213 of the second storage portion 21 so as to be parallel to the left-right direction. It should be noted that the shape of the reflectors 119 does not matter in terms of number, mounting position, and the like. Also, the reflector 119 may be omitted.

As shown in FIGS. 1(a) to 1(f), FIG. 7, etc., the second backpack 2 in a folded state can be attached to the first backpack 1. FIG. The folded second rucksack 2 is attached, for example, to the top of the first storage section 11 . The upper portion of the first storage portion 11 is preferably the uppermost portion of the first storage portion 11 , for example, the upper surface of the first storage portion 11 . However, the upper portion of the first storage portion 11 is not limited to the above position. To be attached to the upper portion of the first storage portion 11 is preferably to be attached to the first lid portion 111 of the first storage portion 11, for example. In the present embodiment, as an example, the second bag-shaped backpack 2 has a bottom surface facing the upper surface of the first backpack 1, and a second bag-shaped backpack. The back portion of the backpack 2 is arranged and attached so as to be substantially flush with the back portion 11b of the first backpack 1. - 特許庁

Here, as shown in FIGS. 8(c), 11(a), and 11(b), buckles 115, 117, Buckles 215 and 217 are used to attach the second compartment 21 to the first compartment 11 as described below. Here, a case where a set of the male buckle 115 and the female buckle 215 and a set of the female buckle 117 and the male buckle 217 each constitute a side release buckle will be described. , these may be buckles other than side release buckles. Also, which buckle is the male side buckle or which is the female type buckle is not limited to the above.

As shown in FIG. 11( a ), two buckles 115 are attached to the upper portion of the front portion 11 a of the first storage portion 11 on the left and right sides. Buckle 115 has a rear end attached to first storage section 11 via a belt so that the front end used for connecting the buckles can be moved. The same applies to the buckle 117 as well. However, the connection method and the like on the rear end side are not limited to the above.

Further, as shown in FIG. 8(c), two buckles 215 are attached on the left and right near the front side of the bottom surface of the second storage section 21. As shown in FIG. The buckle 215 is attached to the second housing portion 21 via a belt or the like at its rear end so that the front end used for connecting the buckles can be moved. The same applies to the buckle 217 as well. However, the connection method and the like on the rear end side are not limited to the above.

The left and right buckles 115 and the left and right buckles 215 place the folded second rucksack 2 on the first storage part 11, the top surface of the first storage part 11, and the bottom surface of the second rucksack 2. The left and right buckles 115 are attached to the left and right buckles 215 so that they can be connected to each other without sagging.

The second storage section 21 has a cover member 216 on the back side. The cover member 216 covers two buckles 217 attached to the left and right of the rear surface of the second storage section 21, and has openings for using the two buckles 217 on the lower side. A pocket or the like may be provided instead of the cover member 216 .

Two buckles 117 are attached to the left and right near the rear side of the upper surface of the first storage portion 11 . The left and right buckles 117 and the left and right buckles 217 place the folded second rucksack 2 on the first storage part 11, the top surface of the first storage part 11, and the bottom surface of the second rucksack 2. The left and right buckles 117 are attached to the left and right buckles 217 so that they can be connected to each other without slack when they are arranged so that they substantially match.

When the second backpack 2 folded into a bag shape is attached to the first backpack 1, the second backpack 2 folded into a bag shape is attached to the upper part of the first backpack 1. , the left buckle 215 and the left buckle 115 of the first backpack 1 are detachably connected, and the right buckle 215 and the left buckle 115 are detachably connected. In addition, the left buckle 217 arranged in the portion covered by the cover member 216 of the second backpack 2 and the left buckle 117 of the first backpack 1 are detachably connected, and the second The right buckle 217 arranged in the part covered with the cover member 216 of the rucksack 2 and the right buckle 117 of the first rucksack 1 are detachably connected. As a result, the second rucksack 2 folded into a bag shape is detachably fixed to the upper portion of the first storage section 11 .

The number of buckles used to attach the folded second rucksack 2 to the first rucksack 1 is not limited to the above number as long as the fixing strength can be sufficiently maintained. Attachment of the folded second backpack 2 to the first backpack 1 is not limited to attachment using a buckle. For example, it may be attached using attachments other than buckles, such as buttons, fasteners, hook-and-loop fasteners, or may be attached using buckles and other attachments. Further, the shape and structure of the pocket, the cover, etc., in which the buckle and the like are stored are not limited to those described above, and the pocket, the cover, and the like in which the buckle and the like are stored may be omitted.

The material of the first storage portion 11 of the first backpack 1 and the second storage portion 21 of the second backpack 2 is, for example, nylon fabric, vinyl chloride fabric, polyester fabric, cotton fabric, or leather. It is a fabric, a fake leather fabric, or the like. The fabrics of the first storage portion 11 and the second storage portion 21 may be the same or different. In addition, different materials may be used for the first storage portion 11 and the second storage portion 21 depending on the part. It should be noted that the upper portion 211 of the second storage portion 21 is preferably made of a foldable material, and preferably made of a material that can be easily folded, such as a soft material or a thin material. In addition, the bottom and side portions of the lower portion 212 of the second storage portion 21 may be reinforced with polyethylene foam, foam rubber, core material, or the like, and may be made of a shape-retaining material. A mesh material such as a sponge mesh may be used for the surface of the back surface portion 11b of the first storage portion 11 and the back surface portion 21b of the second storage portion 21 . However, the materials and the like of the first storage portion 11 and the second storage portion 21 are not limited to the above. As the materials of the first storage part 11 and the second storage part 21, for example, materials that can be used for ordinary rucksacks can be used.

As the material of the first shoulder belt 12 and the second shoulder belt 22, the material of the first storage portion 11 and the second storage portion 21 can be used. The materials of the first shoulder belt 12 and the second shoulder belt 22 may be the same material or different materials. A mesh material such as a sponge mesh may be used inside the first shoulder belt 12 and the second shoulder belt 22 . In addition, the material of the second shoulder belt 22 is preferably a material that can be folded, and more preferably a material that can be easily folded.

The size of the rucksack 1000 to which the folded second rucksack 2 is attached, excluding the first shoulder belt 12 portion, is, for example, about 300 to 380 mm in width, about 520 to 620 mm in height, and 200 to 280 mm in depth. be.

The size of the first rucksack 1 excluding the first shoulder belt 12 is, for example, 300-380 mm in width, about 420-480 mm in height, and about 200-280 mm in depth.

The size of the folded bag-shaped second rucksack 2 is, for example, about 300-380 mm wide, about 80-160 mm high, and about 200-280 mm deep.

In addition, the size of the second backpack 2 in the deployed (in other words, spread out) state excluding the second shoulder belt 22 portion is, for example, about 300 to 380 mm in width, about 440 to 520 mm in height, The depth is about 200-280mm.

The width of the first shoulder belt 12 is, for example, 60-100 mm at the widest point and 20-35 mm at the narrowest point.

The width of the second shoulder belt 22 is, for example, 40-80 mm at the widest point and 15-30 mm at the narrowest point.

However, the sizes of the rucksack 1000, the first rucksack 1, and the second rucksack 2 are not limited to the above sizes.

Next, an example of how to use the rucksack 1000 of Embodiment 1 will be described. Here, first, the first helmet 3a is fixed by the flap 113 on the back side of the first lid portion 111, and the second helmet 3b is stored inside the auxiliary storage portion 2122 by the flap 2131. It is assumed that there is

First, in the rucksack 1000, the second rucksack 2 folded into a bag shape and the first rucksack 1 The connection between the buckle 115 and the buckle 215 and the connection between the buckle 117 and the buckle 217 are all separated, and the fixation between the second backpack 2 and the first backpack 1 is released. .

Next, as shown in FIG. 10(a), the second lid portion 213 and the lower portion of the second storage portion 21 of the second backpack 2 in the folded state removed from the first backpack 1 When the fastener 213a connecting the 212 is opened and the second lid portion 213 is opened as shown in FIG. The upper portion 211 and the like of the folded second storage portion 21 stored in the upper portion 2121 of 212 appear. The upper part 211 of the folded second storage part 21 stored in the lower part 212 of the second storage part 21 is unfolded, and the hook (not shown) at the lower end of the shoulder belt 22 is moved to the second storage part 21. By attaching it to a D-can (not shown) provided below the lower part 212 of the It becomes the second rucksack 2.

When the fastener 212a of the second rucksack 2 is opened and the opening/closing part 2126 of the auxiliary storage part 2122 is opened as shown in FIG. Since the second helmet 3b appears, the flap 2131 is disconnected, and the second helmet 3b is removed from the back side of the second lid portion 213, thereby taking out the second helmet 3b from the second rucksack 2. be able to.

In addition, in the deployed second backpack 2 in which the second helmet 3b is not stored in the auxiliary storage portion 2122, the fastener 212a of the second backpack 2 is opened, and the auxiliary storage portion 2122 is opened. When the opening/closing part 2126 is opened, a pair of flaps 2131 attached to the inner upper surface 2127 of the auxiliary storage part 2122 as shown in FIG. 13(b) appears. This flap 2131 fixes the telescopic second helmet 3b in a contracted state. Then, after closing the opening/closing part 2126 and closing the fastener 212a, as shown in FIG. Stored in the upper part 2121 of the lower part 212 of the second storage part 21, closed the second lid part 213, and closed the fastener 213a as shown in FIG. As shown, the second rucksack 2 has a bag shape.

Then, as shown in FIGS. 11(a) and 11(b), the second backpack 2 folded into a bag shape is placed on top of the first backpack 1, and left and right The buckle 215 and the left and right buckles 115 of the first rucksack 1 are detachably connected, and similarly the left and right buckles 217 and the left and right buckles 117 are detachably connected. As a result, as shown in FIGS. 1(a) to 1(f), the second backpack 2 folded into a bag shape is detachably attached to the upper portion of the first storage section 11. As shown in FIG.

In the folded second rucksack 2, as shown in FIG. 12(a), when the opening/closing part 2126 is opened, the contracted telescopic second helmet 3b fixed by the pair of flaps 2131 is opened. appears, the flap 2131 is disconnected and the second helmet 3b is removed from the inner upper surface 2127 of the auxiliary storage portion 2122, so that the second helmet 3b can be taken out from the second rucksack 2. After the second helmet 3b is removed, the flaps 2131 are overlapped and fixed with hook-and-loop fasteners 2131b, for example, as shown in FIG. 12(b).

Even when the folded second rucksack 2 is attached to the upper part of the first storage part 11, by opening the opening/closing part 2126 in the same manner as described above, the folded rucksack 2 fixed by the pair of flaps 2131 can be folded. The retractable second helmet 3b appears, and the second helmet 3b can be taken out from the second rucksack 2 by uncoupling the flaps 2131 .

In the first rucksack 1, as shown in FIG. 9(a), when the fastener 111a is opened and the first lid portion 111 is opened, the contracted state fixed by the pair of flaps 113 can be expanded and contracted. Since the first helmet 3a appears, the flap 113 is disconnected and the first helmet 3a is removed from the back side of the first lid portion 111, thereby removing the first helmet 3a from the first rucksack 1. can be taken out. After removing the first helmet 3a, the flaps 113 are overlapped and fixed with a hook-and-loop fastener 2131b, for example, as shown in FIG. 9(b). This is also the case when the folded second backpack 2 is attached to the top of the first storage section 11 .

Further, when the first helmet 3a is not stored on the back side of the first lid portion 111, when the fastener 111a of the first rucksack 1 is opened to open the first lid portion 111, FIG. As shown in FIG. 9B, a pair of flaps 113 that are overlapped and connected appear. Therefore, as shown in FIG. The first helmet 3a is arranged on the back side of the first lid part 111, the pair of flaps 113 are arranged so as to cover the first helmet 3a, and the flaps 113 are connected to each other, so that the contracted state can be stretched. The first helmet 3 a can be fixed to the back side of the first lid part 111 . This is also the case when the folded second backpack 2 is attached to the top of the first storage section 11 .

As described above, according to the rucksack 1000 of the present embodiment, by removing and unfolding the folded second rucksack 2, luggage can be stored and carried in the second rucksack 2. In such a case, the load can be distributed and transported.

In addition, since the luggage can be carried separately with the two backpacks, the first backpack and the second backpack, the user who uses either backpack can easily carry the luggage. , the convenience of not having your hands blocked with luggage can be maintained.

Further, according to the present embodiment, since the first helmet 3a is detachably fixed to the back side of the first lid portion 111 of the first rucksack 1 by the fixture 2124, the first By opening the lid portion 111, the first helmet 3a can be easily taken out.

In addition, since a pair of flaps 113 with hook-and-loop fasteners 113b are used as fixtures for detachably fixing the first helmet 3a, fixing and removing the first helmet 3a is easy, especially in an emergency. , the first helmet 3 a can be easily removed from the flap 113 .

It should be noted that by using a deformed helmet that has been transformed into a small size as the first helmet 3a, it is possible to reduce the volume required for storing the first helmet 3a and prevent the rucksack 1000 from becoming large. .

Further, according to the present embodiment, the second helmet 3b can be stored in the auxiliary storage portion 2122 of the second backpack 2 folded and attached to the first backpack 1. Therefore, even when the second backpack 2 is removed from the first backpack 1, the second helmet 3b is stored in the second backpack 2 without refilling. It is possible to prevent forgetting to bring the second helmet 3b when moving after removing the second rucksack 2. - 特許庁For example, when the second rucksack 2 is removed from the first rucksack 1 for evacuation or the like, it is possible to prevent forgetting to carry the second helmet 3b and ensure safety.

In addition, since the second helmet 3b can be stored in the auxiliary storage portion 2122 separated from the upper portion 211 of the second storage portion 21, the upper portion 2121 of the lower portion 212, etc., it can be stored in the second storage portion 21. The second helmet 3b can be easily taken out from the openable/closable part 2126 without having to once take out the other luggage or the like or push the luggage aside. In addition, the second helmet 3b can be easily taken out from the opening/closing part 2126 in either case when the second rucksack 2 is folded into a bag shape or when it is in an unfolded state. be able to. As a result, for example, the second helmet 3b can be taken out quickly even in an emergency.

Further, by storing the second helmet 3b in the auxiliary storage part 2122 so that the height direction of the second helmet 3b is aligned with the height direction of the second backpack 2, the second helmet 3b can be stored in the second backpack. 2 can be stably arranged on the bottom side, and the left and right balance of the second rucksack 2 can be maintained.

In addition, since the second helmet 3b can be fixed to the auxiliary storage portion 2122 by the fixture, the second helmet 3b can be secured to the auxiliary storage portion 2122 when the opening/closing portion 2126 is forgotten to be closed or the opening/closing portion 2126 is opened by mistake. You can prevent it from falling.

In addition, since a pair of flaps 2131 equipped with hook-and-loop fasteners are used as fixtures for fixing the second helmet 3b, the fixing and removal of the second helmet 3b are easy. The second helmet 3b can be easily taken out from the second rucksack 2. - 特許庁

In addition, by storing a deformed helmet deformed into a small size in the auxiliary storage portion 2122 as the second helmet 3b, the size of the auxiliary storage portion 2122 necessary for storing the second helmet 3b can be reduced. A large capacity for storing luggage other than the second helmet 3b of the second rucksack 2 can be secured. In addition, the size of the second backpack 2 in the folded state can be reduced, and the size of the backpack 1000 to which it is attached can be prevented from increasing.

In this embodiment, the case where the luggage stored in the auxiliary storage portion 2122 is mainly the second helmet 3b has been described, but the luggage stored in the auxiliary storage portion 2122 is limited to the helmet. not.

In the above embodiment, the case where the second rucksack 2 has the auxiliary storage portion 2122 has been described. If the portion 2122 is unnecessary, the auxiliary storage portion 2122 of the second rucksack 2 may be omitted. In this case, for example, the opening/closing portion 2126 and the fixtures provided in the auxiliary storage portion 2122 may also be omitted. Alternatively, the second rucksack 2 may be used as an independent folding rucksack, in which case the buckles 215 and 217 for attaching the folded second rucksack to the first rucksack, and the cover member 216 etc. may be omitted.

It goes without saying that the present invention is not limited to the above-described embodiments, and that various modifications are possible and are also included within the scope of the present invention.

As described above, the rucksack or the like according to the present invention is suitable as a rucksack or the like for storing luggage, and is particularly useful as a rucksack or the like for storing luggage including a helmet.

1 first rucksack 2 second rucksack 11 first storage part 3a first helmet 3b second helmet 11 first storage part 11a, 21a front part 11b, 21b rear part 12 first shoulder belt 13 , 23 handle 21 second storage part 22 second shoulder belt 111, 213 first lid part 113, 2131 flap 113b, 2131b hook-and-loop fastener 120 side pocket 211 upper part 212 lower part 21d right side 21e left side 213 second Lid portion 216 Cover member 1000 Backpack 2122 Auxiliary storage portion 2124 Fixing tool 2126 Opening/closing portion

Claims (14)

a first rucksack comprising a first storage part for storing luggage and a pair of first shoulder belts attached to the back part of the first storage part;
A folding rucksack comprising a second storage part for storing luggage and a pair of second shoulder belts attached to the back part of the second storage part, wherein in a folded state, and a second rucksack detachably attached to the first storage section. The rucksack according to claim 1, wherein said second rucksack is attached to the upper part of said first compartment. The first storage part has a first lid part near the top that can be opened and closed for taking in and out items stored in the first storage part,
3. The rucksack according to claim 1, further comprising a first fixture for detachably fixing the first helmet on the back side of the first lid. 4. The rucksack according to claim 3, wherein the first helmet is detachably fixed to the back side of the first lid portion by the first fastener. 5. The rucksack according to claim 3 or 4, wherein said first helmet fixed by said first fixture is a deformable helmet deformed into a small size. When the second backpack is folded, the folded upper part of the second storage part and the second shoulder belt are stored in the lower part of the second storage part,
6. The second lid portion according to any one of claims 1 to 5, wherein a second lid portion capable of opening and closing the portion that will be the upper end when folded is attached to the lower portion of the second storage portion that will be the upper end when folded. rucksack. An auxiliary storage section partitioned from the upper side of the lower part is provided on the bottom side of the lower part of the second storage part,
On the side surface of the auxiliary storage section, an opening and closing section that can be opened and closed for loading and unloading the luggage stored in the auxiliary storage section is provided.
An upper portion of the second storage portion and the second shoulder belt of the second rucksack are stored in a lower portion of the second storage portion and above the auxiliary storage portion when folded. A rucksack according to 6. 8. The rucksack according to claim 7, wherein said auxiliary storage part has a size capable of storing a second helmet. 9. The rucksack according to claim 8, wherein a second fixture for detachably fixing a second helmet is provided on the inner upper or lower surface of the auxiliary storage part. 10. The rucksack according to claim 8, wherein said second helmet is stored in said auxiliary storage portion. 11. The rucksack according to any one of claims 8 to 10, wherein the second helmet stored in the auxiliary storage portion is a deformable helmet deformed into a small size. A folding rucksack comprising a storage section for storing luggage and a pair of shoulder belts attached to the back of the storage section,
When folding, the upper part of the storage part is folded, and the upper part and the shoulder belt are stored in the lower part of the storage part,
A foldable rucksack in which a lid capable of opening and closing the upper end when folded is attached to the lower part of the storage part, which becomes the upper end when folded. The bottom side of the lower part of the storage part is provided with an auxiliary storage part partitioned from the upper side of the lower part,
On the side of the auxiliary storage part, an opening and closing part that can be opened and closed for taking in and out luggage stored in the auxiliary storage part is provided,
13. The foldable rucksack according to claim 12, wherein the upper portion of said storage portion and shoulder belts are stored in a lower portion of said storage portion above said auxiliary storage portion when folded. 14. The folding rucksack according to claim 13, wherein said auxiliary storage part has a size capable of storing a helmet.

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