JPH0239368Y2 - - Google Patents

Description

[Detailed Description of the Invention] Industrial Application Field The present invention relates to a portable bag that can be enlarged when used and reduced when carried.

BACKGROUND TECHNOLOGY Conventionally, as a portable bag, the bag body is folded into a small regular shape such as a square, and the folded bag is stored in a pocket built into the bag body or in a separate storage bag. Are known.

Problems to be solved by this invention However, since it is troublesome to fold the conventional cell phone bag regularly as mentioned above, people tend to roll it up and stuff it into a bag when carrying it, which results in it becoming bulky and losing its shape. or

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned drawbacks, and to provide a portable bag that can be easily reduced in size, convenient to carry, and has a large storage area and is easy to use.

Means for Solving the Problems The portable bag of the present invention has a gusset portion made of double gusset cloth, a gap opening upwardly between each gusset cloth, and a gap between the gusset portions. Both side edges are attached along the inside of openable/closable fasteners provided at the opening edges on both side edges of the bag body.

Function: When in use, the opening edge is expanded by opening the fixing device, and the gusset portion is pulled out from the bag body to increase the volume of the bag, and a storage space is also formed between the gusset fabrics.

When carried, the gusset part is folded and stored inside the bag body, and the opening edge is closed by tightening the fastener, thereby reducing the volume of the entire carrying bag.

Embodiments Hereinafter, embodiments of the present invention will be described in detail based on the drawings.

In FIG. 2, fasteners 4 such as slide fasteners that can be opened and closed from both directions are provided along the upper opening edge 2 and the left and right side opening edges 3, 3 of the bag body 1.

At the top of both the front and back surfaces 5, 5' of the bag body 1, insertion strips 6 that are long in the left and right direction are overlapped to form vertical insertion passages 7, 7' at both ends of the insertion strip 6. Then, the periphery of the insertion band 6 excluding the upper and lower openings 8 and 9 of the insertion passage 7 and along the side 10 of the insertion passage 7 are sewn.

On the outer surface of the bottom surface 11 of the bag body 1, overlapping pieces 12 are overlaid as shown in FIG. The periphery of the overlapping piece 12 excluding the openings 14, 14 of the cavities 13, 13' and along the sides 15 of the cavities 13, 13' are sewn to form the holes 13, 13'. Both ends of the openings 14 of the cavities 13, 13' are fixed to the bag body 1 with studs 16, 16 to prevent fraying.

As shown in FIGS. 2 and 4, the insertion passage 7 on one surface 5 passes through the insertion passage 7', the cavity 13' at one end of the overlapping piece 12, and then the insertion passage 7' on the other surface 5'. One strip-like string 17 is inserted through the insertion passage 7 and the cavity 13 at the other end of the overlapping piece 12 in order.

A quadrilateral string passing tool 18 is provided at one end of the belt-like string 17, and a buckle 19 that can freely slide along the belt-like string 17 is provided near the other end. After passing it through the string passing tool 18, it is folded back and inserted into the buckle 19 and fastened, thereby connecting both ends of the band-like string 17.

As shown in FIG. 1, a gusset portion 20 is provided on the left and right opening edges 3, 3 of the bag body 1, extending over one surface 5 and the other surface 5'.

The gusset portion 20 is formed by overlapping two gusset cloths 21, 21', and the both side edges 22,
22 are attached along the inside of the fastener 4 at the side edges of the front surface 5 and rear surface 5', respectively, as shown in FIG.

A gap 23 that opens upward is formed between the outer gusset cloth 21 and the inner gusset cloth 21'.
The upper edges of the gusset cloths 21, 21' are folded back and sewn as shown in FIG.
is formed.

The string insertion passages 24 and 24' have strings 25 and 24, respectively.
25' is inserted, and both ends of the strings 25, 25' are fixed to the bag body 1.

In the center of the string insertion passages 24, 24' of the gusset cloths 21, 21', there is a string insertion hole 2 on the opposite side to the gap 23.
6, 26' are bored, the expansion stopper 27 is passed through the string 25 taken out from the outer string insertion hole 26, and a knot 28 is tied to the string 25 on the opposite side of the expansion stopper 27.
is formed, and the expansion stopper 27 is clamped between the knot 28 and the string insertion hole 26.

The string 25 taken out from the other string insertion hole 26'
forms a loop 29 on the outside.

Then, the gap between the lower edges of the gusset cloths 21, 21' and both side edges of the bottom surface 11 of the bag body 1 is closed with a triangular bottom cloth 30 (see FIG. 3).

When using the portable bag of the present invention, as shown in FIG. 1, the two sliding fittings 31, 31 of the fixing device 4 are moved to the top, and the side opening edge 3 of the bag body 1 is opened.

Next, the gusset part 20 is taken out from inside the bag body 1 and expanded, and as shown in FIG.
1 to the upper end position of the gusset portion 20, and the upper opening edge 2 portion of the sliding fixture 4 is closed.

Then, in addition to being able to use the inside of the bag main body part 1 as a storage part, the gap 23 in the gusset part 20 can be used as a pocket.

Then, the string 25 of the gusset cloths 21, 21 is pulled to shorten the opening of the gap 23, and the expansion stopper 27 is passed through the loop 29 and stopped to prevent the stored items from escaping.

When the portable bag is to be transformed into a carrier bag, the portion of the strap 17 above the insertion band 6 is lengthened to serve as a handle, as shown in FIGS. 1 and 2.

FIG. 7 shows an example of use in which the portable bag of the present invention is transformed into a backpack type.

The belt-like string 17 is slid and made longer on one surface 5 side of the bag body 1 than on the other surface 5' side, and the belt-like string 17 is used as a backpack strap.

By moving the position of the buckle 19, you can freely change the length of the string 17 and change the length of the handle part, and by increasing the length of the string 17, you can hang both handle parts on your shoulder. Lower the bag vertically or string 17
The length of the handle is made longer, and the length of the handle on one surface of the bag body 1 is shortened, and the length of the handle on the other surface is lengthened, and the longer handle is replaced with the shorter handle. You can pass it through the handle, pull it up, and hang it diagonally over your shoulder.

Furthermore, when one end of the string 17 is removed from the buckle 19, the string 17 can be easily pulled out from the bag body 1, and can be used as a stringless bag or replaced with a string of your choice.

In addition, to attach the opening/closing string 25 to the gusset part 20, the string insertion part 24 and the string insertion hole 26 are provided only in the outer gusset cloth 21, and the two strings 25 are inserted through the string insertion hole 26. 24, one string 25 on the left and right is inserted, the ends of each string 25 are fixed at the attachment part of the gusset cloth 21, and the two strings 25 protruding from the string insertion hole 26 are fitted with large stoppers. 27 is slidably fixed to the string 25, and the large stopper 2 is attached.
The opening of the outer gusset cloth 21 may be opened and closed by sliding and fixing the string 7 on the string 25. Further, depending on the case, the opening of the gusset portion may be left open without using the string 25.

When carrying, as shown in FIG. 8, the gusset part 20 is folded and stored in the bag main body 1, and the sliding fitting 31 is moved to the lower end of the side opening edges 3, 3, and the fastener 4 is closed. .

Effects of the invention The mobile bag of this invention has two gussets as described above.
It is constructed of heavy gusset cloth, and a gap that opens upward is formed between each gusset cloth, so that a pocket-like storage section is formed in addition to the storage section formed inside the bag body. Not only does the storage space become larger, but it is also convenient for storing items, such as shoes, in a separate area from other items.

In addition, both edges of the gusset cloth were attached along the inside of the fastener provided at the opening edge on the side edge of the bag body, so when the fastener is closed, the gusset part can be folded and stored inside the bag body. Since the volume can be easily reduced, it is convenient to carry.

[Brief explanation of the drawing]

Fig. 1 is a top view of a portable bag showing an embodiment of the present invention, Fig. 2 is a front view of the same, Fig. 3 is a bottom view of the same, and Fig. 4 is a longitudinal sectional view of the same; Figure 5 is
A side view of the same as above, FIG. 6 is a vertical cross-sectional view of the upper end of the gusset part, FIG. 7 is a side view of a portable bag showing an example of use of the rear-legged type, and FIG. 8 is a front view of the portable bag when folded. Show the diagram. DESCRIPTION OF SYMBOLS 1... Bag body, 2... Upper opening edge, 3... Side opening edge, 4... Fastener, 5, 5'... Surface, 6...
...Insertion band, 7, 7'...Insertion path, 8...Upper opening,
9... lower opening, 10... side, 11... bottom,
12...Polymer piece, 13,13'...Cavity, 14...
...opening, 15...side, 16...tack, 17...
Belt-like cord, 18... string threader, 19... buckle,
20... Gusset part, 21, 21'... Gusset cloth, 2
2... Side edge, 23... Gap, 24, 24'... String insertion passage, 25, 25'... String, 26, 26'... String insertion hole, 27... Expansion stop, 28... Knot ,2
9...Loop, 30...Bottom cloth, 31...Sliding metal fittings.

Claims (1)

[Scope of utility model registration request] The gusset part is made up of double gusset cloth, and a gap that opens upward is provided between each gusset cloth.
A portable bag characterized in that both side edges of the gusset portion are attached along the inside of openable and closable fasteners provided at the side opening edges on both side edges of the bag body.