CN112118767A - Shoulder strap for backpack and backpack - Google Patents
Shoulder strap for backpack and backpack Download PDFInfo
- Publication number
- CN112118767A CN112118767A CN201980032195.9A CN201980032195A CN112118767A CN 112118767 A CN112118767 A CN 112118767A CN 201980032195 A CN201980032195 A CN 201980032195A CN 112118767 A CN112118767 A CN 112118767A
- Authority
- CN
- China
- Prior art keywords
- backpack
- strap
- belt
- shoulder
- winding device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/02—Sacks or packs carried on the body by means of one strap passing over the shoulder
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
Landscapes
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
- Portable Outdoor Equipment (AREA)
Abstract
Provided is a shoulder strap for a backpack, which can be finely adjusted in length and easily fit to the body. Characterized in that the upper belt (3), the intermediate belt (4) and the lower belt (5) are provided, the intermediate belt (4) and the lower belt (5) are connected by a connecting member (6) so as to be adjustable in length, the upper belt (3) is provided with a cord winding device (8), the cord winding device (8) and the intermediate belt (4) are connected by cords (7, 7), and the length of the connecting member (6) and the cord winding device (8) can be adjusted at least at two positions.
Description
Technical Field
The present invention relates to shoulder straps for backpacks and backpacks provided with the shoulder straps.
Background
As commonly known backpacks, a backpack used for hiking, mountain climbing, and the like, and a backpack used for 6 years from study to graduation are known. Hereinafter, a backpack bag will be described.
A shoulder strap of a conventional backpack bag includes an upper strap part and a lower strap part, a pin buckle is provided at a front end portion of the lower strap part, insertion holes for inserting pins of the pin buckle are provided in the upper strap part at intervals in a longitudinal direction, and a lower portion of the upper strap part is inserted through the pin buckle and the pins of the pin buckle are inserted into any one of the insertion holes provided in the upper strap part, whereby the length of the shoulder strap can be adjusted in accordance with the growth of the body (see, for example, patent document 1).
According to the 2015 survey, the average height of pupils (boys) was 116.5cm at age 6, 145.2cm at age 11, and 28.7cm during 6 years.
Conventionally, when the length of the shoulder strap is adjusted in accordance with the growth of the pupil, the adjustment is made only in a state where the backpack is detached from the body, and the adjustment is made only for each penetration interval of the pin insertion holes provided in the upper band portion. Therefore, when the wearer wears thick during school hours with low temperature and stands out during daytime hours with warm weather, a part of the clothing may be removed, but the shoulder straps may not fit the body at this time.
Documents of the prior art
Patent document
Patent document 1: japanese patent laid-open publication No. 2017-189347
Disclosure of Invention
Problems to be solved by the invention
In view of the above circumstances, an object of the present invention is to provide shoulder straps for backpacks, which can be finely adjusted in length and which can be easily fitted to the body, and backpacks provided with the shoulder straps.
Means for solving the problems
In order to achieve the above object, one aspect of the shoulder strap for a backpack of the present invention includes an upper strap, an intermediate strap, and a lower strap, the intermediate strap and the lower strap being connected by a connecting member so as to be adjustable in length, and the upper strap includes a cord winding device, the cord winding device and the intermediate strap being connected by a cord, and the length of the connecting member and the cord winding device can be adjusted at least at two positions.
Another aspect of the shoulder strap for a backpack of the present invention includes an upper strap and a lower strap, the upper strap includes a cord winding device, the cord winding device and the lower strap are connected by a cord, and the lower strap is attached to a strap attachment member provided in the backpack so as to be adjustable in position in a longitudinal direction.
One aspect of the backpack of the present invention includes any one of the shoulder straps for a backpack.
Effects of the invention
The shoulder strap for a backpack of the present invention includes an upper strap, an intermediate strap, and a lower strap, and the intermediate strap and the lower strap are connected by a connecting member so that the length of the intermediate strap can be adjusted, and the upper strap includes a cord winding device, and the cord winding device and the intermediate strap are connected by a cord, and the length of the shoulder strap can be adjusted at least at two places of the connecting member and the cord winding device. As a result, the backpack can be easily fitted to the body in accordance with the growth of the child and the wearing state of the garment.
The shoulder strap for a backpack of the present invention includes an upper strap and a lower strap, the upper strap includes a cord winding device, the cord winding device and the lower strap are connected by a cord, and the lower strap is freely attached to a strap attachment member provided in the backpack by adjusting a position in a longitudinal direction thereof. As a result, the backpack can be easily fitted to the body in accordance with the growth of the child and the wearing state of the garment.
The backpack of the present invention includes the shoulder straps for backpack, and the length of the shoulder straps can be adjusted by the connecting member between the intermediate strap and the lower strap or between the lower strap and the strap attaching member, and the length of the shoulder straps can be finely adjusted by operating the cord winding device in a state where the backpack is carried on the back. As a result, the backpack is easily fitted to the body all the time.
Drawings
Fig. 1 is a front view showing a first embodiment of a shoulder strap (for right shoulder) for a backpack according to the present invention.
Fig. 2 is a rear view of a backpack bag equipped with the shoulder strap.
Fig. 3 (a) is a front view showing an enlarged main portion of the shoulder harness, and (b) is a side view showing an enlarged main portion of the shoulder harness, and shows a state when the cord reel is operated to shorten the length of the shoulder harness.
Fig. 4 (a) is a front view showing the shoulder strap with its main portion enlarged, and (b) is a side view showing the shoulder strap with its main portion enlarged, showing a state in which the locking of the cord winder is released and the length of the shoulder strap is lengthened.
Fig. 5 is a front view showing a second embodiment of the shoulder strap for a backpack (for right shoulder) according to the present invention.
Fig. 6 is a sectional view a-a of fig. 5.
Fig. 7 is a front view showing a third embodiment of the shoulder strap for a backpack (for right shoulder) according to the present invention.
Fig. 8 (a) is a bottom view of a backpack (backpack bag) to which the shoulder straps are attached, and (b) is a side view.
Detailed Description
Hereinafter, embodiments of the present invention will be described based on the drawings. Fig. 1 to 4 show a backpack shoulder strap 2 and a backpack according to a first embodiment of the present invention, and are applied to a backpack 1. As shown in fig. 2, the backpack 1 includes a pair of left and right shoulder straps 2, 2 on the back side. The upper end of each shoulder strap 2 is attached to a swing arm 12 of a back ring 11 provided on the upper part of the back plate 10 of the backpack bag 1, and the lower end is attached to a hook 13 provided on the bottom surface of the backpack bag 1.
Fig. 1 and 3 show the shoulder straps 2 for the right shoulder of the backpack 1. The shoulder strap 2 is composed of 3 parts, an upper strap 3, a middle strap 4, and a lower strap 5.
As shown in fig. 1, the upper band 3 is provided at an upper end portion with a coupling ring 14 for attaching to the swing arm 12 of the back ring 11. The connection ring 14 is fixed to the upper band 3 by a rivet 15, and when the connection ring 14 is attached to the swing arm 12, the base of the shoulder band 2 is held upward as shown in fig. 2. As shown in fig. 3, the upper band 3 is formed by overlapping the front part 16 and the back part 17. The surface element 16 and the back element 17 are formed with substantially the same width from the upper end to the intermediate portion 18, and the surface element 16 and the back element 17 are sewn at the substantially same width portion. The lower part of the front part 16 than the middle part 18 is deeply dug from both sides to be narrower than the back part 17, and a belt-shaped guide part 9 having a constant width is formed at the lower part. The portion of the watch part 16 which is narrower in width than the intermediate portion 18 is not sewn to the back part 17, and the lower end portion of the guide portion 9 is fixed to the back part 17 by a rivet 19. A cylindrical portion 20 through which the upper portion of the intermediate belt 4 is inserted is provided at the lower end portion of the upper belt 3.
A cord winding device 8 is provided on the surface of the intermediate portion of the watch part 16, and cords 7 and 7 extend annularly downward from the cord winding device 8. As shown in fig. 3, the cords 7, 7 are guided to the back side of the watch element 16 through holes 33, 33 provided in the watch element 16, and the leading ends thereof are tied to the ring 21 provided at the upper end portion of the intermediate belt 4 on the back side of the guide portion 9.
As shown in fig. 1 and 3, the intermediate belt 4 has a ring 21 at an upper end portion, the tip end of the cord 7 is tied to the ring 21, and a plurality of pin insertion holes 24 are inserted at regular intervals in a longitudinal direction below the intermediate portion.
The upper part of the intermediate belt 4 is passed through the cylindrical part 20 of the upper belt 3 and is superposed on the front side of the upper belt 3, the guide part 9 of the upper belt 3 is passed through the ring 21, and the tip of the cord 7 is tied to the ring 21 on the back side of the guide part 9. Therefore, the connection portion of the cord 7 of the intermediate belt 4 is hidden in the guide portion 9.
As is well known, as shown in fig. 1, the lower band 5 is provided with a pin buckle 6 (connecting member) at the upper end portion and a connecting ring 22 at the lower end portion for connecting with the hanging ring 13 attached to the bottom surface of the backpack bag 1, and the lower side of the intermediate band 4 is inserted through the pin buckle 6, so that the pin 23 of the pin buckle 6 is selectively inserted into any one of the plurality of pin insertion holes 24 of the intermediate band 4, and the length of the shoulder strap 2 can be adjusted at a fixed interval between the intermediate band 4 and the lower band 5.
As shown in fig. 3, the cord winding device 8 provided in the upper belt 3 includes a base 25 fixed to the upper belt 3 and a dial 26, and includes a reel for winding the cords 7 and 7, a ratchet mechanism for restricting rotation of the reel, and the like. The dial 26 is rotatable only in a fixed direction (clockwise in the case of the right shoulder strap and counterclockwise in the case of the left shoulder strap) in a state where the ratchet mechanism is operated, and when the dial 26 is manually rotated in this direction, the built-in reel rotates together with the dial 26, and the cords 7, 7 are wound around the cord winding device 8 as shown by an arrow 28 in the figure. Then, the intermediate belt 4 is pulled by the cords 7 and pulled upward as indicated by an arrow 29 in the figure, and the length of the shoulder belt 2 between the upper belt 3 and the intermediate belt 4 becomes short.
Further, when the dial 26 is pulled forward as indicated by an arrow 32 in fig. 4 (b), the rotation restriction of the dial 26 and the reel by the ratchet mechanism is released, and when the intermediate belt 4 is pulled downward by being gripped by hand as indicated by an arrow 30 in the drawing, the cords 7 and 7 are pulled out from the cord winding device 8 as indicated by an arrow 31 in the drawing, and the length of the shoulder belt 2 between the upper belt 3 and the intermediate belt 4 becomes long.
Such a cord winding device 8 is already put into practical use and sold in the market as a device for winding shoelaces, and, for example, Boa (registered trademark) manufactured and sold by Boa Technology corporation, TGF (registered trademark) manufactured and sold by japan corporation, and the like can be used. The internal structure of such a cord winding device is disclosed in, for example, japanese patent application laid-open No. 2015-293.
The material of the cord 7 is not limited as long as it has the required strength and durability, and for example, a synthetic fiber cord, a plastic cord, a metal wire, or the like can be used.
In this backpack schoolbag 1, the lengths of the shoulder straps 2, 2 are roughly adjusted to the back by the pin buckles 6, and the lengths of the shoulder straps 2, 2 are finely adjusted by operating the dial plates 26 of the cord winding devices 8 of the left and right shoulder straps 2, 2. This enables the shoulder straps 2, 2 to fit the body properly.
When the backpack 1 to be carried is detached from the body, if the dial 26 of the cord winding device 8 is pulled toward the front to release the ratchet mechanism, the intermediate band 4 can be pulled down to increase the length of the shoulder straps 2, so that the backpack 1 can be easily detached.
As described above, since the shoulder straps 2 of the backpack 1 include the upper strap 3, the intermediate strap 4, and the lower strap 5, the intermediate strap 4 and the lower strap 5 are connected by the buckle 6, and the upper strap 3 includes the cord winding device 8, and the cord winding device 8 and the intermediate strap 4 are connected by the cords 7 and 7, length adjustment can be performed at both the buckle 6 and the cord winding device 8, the length of the shoulder straps 2 can be roughly adjusted by the buckle 6, and then the backpack 1 is carried on the back, and the length of the shoulder straps 2 is finely adjusted by operating the cord winding device 8, whereby the body can be easily attached.
Further, since the upper belt 3 has the guide portion 9 for guiding the upper portion of the intermediate belt 4 in the longitudinal direction, when the cord winding device 8 is operated to wind the cords 7 and 7, the length of the shoulder belt 2 can be smoothly adjusted without being caught. Further, by hiding the connection portion of the cord 7 of the intermediate belt 4 in the guide portion 9, the cords 7, 7 can be made less likely to rub.
The backpack schoolbag 1 is provided with the shoulder straps 2, so that the length of the shoulder straps 2 can be finely adjusted, and the body can be easily attached.
Fig. 5 and 6 show a second embodiment of the shoulder strap for a backpack of the present invention. In the shoulder strap 2, 2 pins 34, 34 (connecting members) are provided at the same pitch as the pin insertion holes 24 of the intermediate strap 4, instead of providing the buckle 6 on the upper portion of the lower strap 5. In addition, the lower band 5 is provided with band rings 38, 38 at two positions above and below the pins 34, 34.
As shown in fig. 6, in the shoulder strap 2, the bolts 34 and 34 are inserted into any two adjacent positions of the plurality of bolt insertion holes 24, and … provided in the intermediate strap 4, whereby the length of the shoulder strap 2 can be adjusted at a constant interval. The points other than this are the same as those in the first embodiment.
The shoulder straps 2 of the second embodiment can be easily fitted to the body by roughly adjusting the lengths of the shoulder straps 2 by adjusting the positions of the pins 34, putting the backpack 1 on the back, and finely adjusting the lengths of the shoulder straps 2 by operating the cord winding device 8.
Fig. 7 and 8 show a third embodiment of shoulder straps 2 for a backpack and a backpack (backpack bag) 1 according to the present invention. The shoulder strap 2 is composed of 2 parts of an upper strap 1 and a lower strap 35. The lower belt 35 corresponds to the intermediate belt 4 of the first and second embodiments, the upper belt 3 and the lower belt 35 are connected by the cords 7, and the upper belt 3 is provided with a cord winding device 8. Further, a plurality of pin insertion holes 24, … are provided at equal intervals in the lower band 35.
As shown in fig. 8, the strap attaching members 36 are provided to the hanging rings 13 provided on the bottom surface of the backpack 1 so as to be connected by the connecting rings 22. In the tape attachment 36, 2 pins 34, 34 are provided at the same pitch as the pin insertion holes 24 of the lower tape 35, and a cover 37 is provided so as to be openable and closable. The lower tape 35 is attached to the tape attachment 36 so as to be adjustable in position in the longitudinal direction at fixed intervals by inserting the pins 34 and 34 of the tape attachment 36 into any adjacent two of the plurality of pin insertion holes 24, and ….
In the shoulder strap 2 of the third embodiment, the length of the shoulder strap 2 can be finely adjusted by roughly adjusting the length of the shoulder strap 2 between the lower strap 35 and the strap attaching member 36, and then finely adjusting the length of the shoulder strap 2 by carrying the backpack 1 on the back and operating the cord winding device 8. This makes it possible to easily fit the shoulder straps 2 to the body.
The present invention is not limited to the above-described embodiment, and for example, the buckle 6 may be provided at the lower end portion of the intermediate belt 4, and the pin insertion holes 24 may be formed at regular intervals in the longitudinal direction in the lower belt 5. The coupling member for coupling the intermediate belt and the lower belt is not limited to the one using the buckle and the latch, and may be any of various structures capable of adjusting the length of the shoulder belt 2, such as a buckle other than the buckle. The strap attachment provided to the backpack is not limited to the structure using the latch, and may be a structure using a buckle such as a latch. The shoulder harness of the present invention can also make it possible to adjust the length at 3 or more places, for example, by combining the connecting member, the belt attachment member, and the cord winding device. In addition, the specific configuration of the cord winding device is not limited. The present invention can also be applied to backpacks other than backpack bags, such as backpack bags, rucksacks, and satchels.
Description of the reference symbols
1 backpack schoolbag (shoulder bag)
2 shoulder strap
3 upper belt
4 middle belt
5 lower belt
6 pin buckle (connecting piece)
7 flexible cord
8 soft wire winding device
9 guide part
34 bolt (connecting piece)
35 lower belt
36 strap mount
Claims (3)
1. A shoulder strap for a backpack, which is characterized in that,
the length of the intermediate belt is adjustable at least at two positions, i.e., the connecting member and the cord winding device.
2. A shoulder strap for a backpack, which is characterized in that,
the backpack is provided with an upper belt and a lower belt, the upper belt is provided with a cord winding device, the cord winding device and the lower belt are connected by a cord, and the lower belt is freely installed by adjusting the position in the length direction relative to a belt installation member arranged on the backpack.
3. A backpack, which is characterized in that,
a shoulder strap for a backpack according to claim 1 or 2.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018095092A JP6541842B1 (en) | 2018-05-17 | 2018-05-17 | Shoulder belts for shoulder straps and shoulder straps |
| JP2018-095092 | 2018-05-17 | ||
| PCT/JP2019/019247 WO2019221164A1 (en) | 2018-05-17 | 2019-05-15 | Backpack shoulder belt and backpack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112118767A true CN112118767A (en) | 2020-12-22 |
Family
ID=67212126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201980032195.9A Pending CN112118767A (en) | 2018-05-17 | 2019-05-15 | Shoulder strap for backpack and backpack |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6541842B1 (en) |
| CN (1) | CN112118767A (en) |
| WO (1) | WO2019221164A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117098698A (en) | 2021-10-15 | 2023-11-21 | 日立安斯泰莫株式会社 | Disc brake and planetary gear reduction mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3048870U (en) * | 1997-11-14 | 1998-05-29 | 有限会社金野縫製 | rucksack |
| KR20080066425A (en) * | 2007-01-12 | 2008-07-16 | 김문수 | The strings length regulating device for a knapsack |
| JP2015192749A (en) * | 2014-03-31 | 2015-11-05 | 国立大学法人富山大学 | Back face pad for bag carried on back, and satchel including the same |
| JP2017221500A (en) * | 2016-06-16 | 2017-12-21 | ネパ カンパニー リミテッドＮＥＰＡ Ｃｏ．，Ｌｔｄ． | bag |
-
2018
- 2018-05-17 JP JP2018095092A patent/JP6541842B1/en active Active
-
2019
- 2019-05-15 WO PCT/JP2019/019247 patent/WO2019221164A1/en active Application Filing
- 2019-05-15 CN CN201980032195.9A patent/CN112118767A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3048870U (en) * | 1997-11-14 | 1998-05-29 | 有限会社金野縫製 | rucksack |
| KR20080066425A (en) * | 2007-01-12 | 2008-07-16 | 김문수 | The strings length regulating device for a knapsack |
| JP2015192749A (en) * | 2014-03-31 | 2015-11-05 | 国立大学法人富山大学 | Back face pad for bag carried on back, and satchel including the same |
| JP2017221500A (en) * | 2016-06-16 | 2017-12-21 | ネパ カンパニー リミテッドＮＥＰＡ Ｃｏ．，Ｌｔｄ． | bag |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6541842B1 (en) | 2019-07-10 |
| WO2019221164A1 (en) | 2019-11-21 |
| JP2019198509A (en) | 2019-11-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11578948B2 (en) | Modular armor supplement apparatus and system with silent fasteners and adjustability | |
| US8833310B2 (en) | Tether device, system, and method | |
| US9089110B2 (en) | Animal harness device | |
| US9072363B2 (en) | Retractor carrying case | |
| US8267289B2 (en) | Wearable wallet | |
| US20080092272A1 (en) | Headwear piece | |
| US9113685B2 (en) | Shoulder strap slippage prevention device and shoulder bag using same | |
| US9877555B1 (en) | Rail mounted bag | |
| US6167573B1 (en) | Suspenders | |
| CN112118767A (en) | Shoulder strap for backpack and backpack | |
| US20210127839A1 (en) | Travel pillow | |
| US20020104861A1 (en) | System for carrying a portable item of equipment | |
| US11596215B2 (en) | Method and tool for preventing sliding down of shoulder belt of shoulder bag, and shoulder bag | |
| US5664639A (en) | Safety device for a child | |
| US20140075722A1 (en) | Attachable Fastener Shield | |
| US5797171A (en) | Buckleless belt | |
| US20060130776A1 (en) | Domestic animal leading mechanism | |
| JP2019198629A (en) | Backpack shoulder belt and backpack | |
| US20190261746A1 (en) | Reversible and adjustable belt strap | |
| KR102186824B1 (en) | Shoulder strap | |
| US1851106A (en) | Elastic metal band for wearing apparel | |
| CN219373452U (en) | Multifunctional pet hauling rope | |
| KR200322560Y1 (en) | A device for controlling string of bag | |
| CN217906718U (en) | Cross-country waist bag | |
| CN210672107U (en) | Body shaping clothes with adjustable tightness |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20201222 |