Title:
FRONT CHEST ADJUSTMENT DEVICE FOR VEST TYPE BACKPACK AND VEST TYPE BACKPACK
Document Type and Number:
WIPO Patent Application WO/2023/024715
Kind Code:
A1
Abstract:
A front chest adjustment device for a vest type backpack (1) and the vest type backpack (1). The front chest adjustment device comprises a rotary adjusting button (3), a plurality of guides (2), a plurality of guide release buckles (5), and a tension rope (4), wherein the plurality of guides (2) and the rotary adjusting button (3) are used for being mounted on one side of the vest type backpack (1), more than one guide (2) among the plurality of guides (2) is provided above the rotary adjusting button (3) and more than one guide (2) among the plurality of guides (2) are provided below the rotary adjusting button (3), and the plurality of guide release buckles (5) are used for being mounted on the other side of the vest type backpack (1); part of the tension rope (4) is wound in the rotary adjusting button (3), the tension rope (4) slidably penetrates through the plurality of guides (2) and the plurality of guide release buckles (5), and the tension rope (4) is connected between the plurality of guides (2) and the plurality of guide release buckles (5) in a cross manner. According to the front chest adjustment device for the vest type backpack (1), the rotary adjusting button (3) is designed at a centered position, and is uniformly stressed from two directions to implement one-button full-dimensional precise adjustment, thereby improving tightening performance, and achieving good convenience.
Inventors:
ZHU QIAODUO (CN)
ZHONG CHENGZHAN (CN)
ZHONG CHENGZHAN (CN)
Application Number:
PCT/CN2022/104087
Publication Date:
March 02, 2023
Filing Date:
July 06, 2022
Export Citation:
Assignee:
GUANGZHOU KAILAS SPORTS PRODUCT CO LTD (CN)
International Classes:
A63B71/00; A45C13/00; A45F3/04
Foreign References:
| CN211987001U | 2020-11-24 | |||
| CN201230650Y | 2009-05-06 | |||
| CN208228588U | 2018-12-14 | |||
| US20030173390A1 | 2003-09-18 | |||
| CN103359268A | 2013-10-23 | |||
| CN2134871Y | 1993-06-02 |
Attorney, Agent or Firm:
GUANGDONG GUANGYING INTELLECTUAL PROPERTY OFFICE (CN)
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