MULTIFUNCTIONAL BACKPACK

WIPO Patent Application WO/2023/240808

A1

A multifunctional backpack, comprising: a backpack body (1); a frame (2), which is arranged on a back side of the backpack body; a back accessory structure (3), which is located on the side of the frame (2) away from the backpack body (1), and upper and lower ends of which are detachably connected to the frame (2); two straps (4), which are arranged across the back side of the backpack body (1), wherein one end of the strap (4) is connected between the back accessory structure (3) and the backpack body (1), and the other end of the strap (4) is connected to a lower end of the back accessory structure (3); and a hip belt (5), which is detachably connected to the lower end of the back accessory structure (3). Various accessories provided on the backpack can reduce the feeling of weight on a human body during backpacking. The frame (2) can effectively maintain the shape of the back of the backpack. The frame cooperates with the back accessory structure (3) and the hip belt (5), such that part of the pressure can be transferred from the shoulders of a human body to the back and the waist. Moreover, the accessories are easy to disassemble and install, and the frame (2), the back accessory structure (3), the straps (4), etc. can be used alone as a back correction device.

WU YINGZHUO (CN)

PCT/CN2022/117701

December 21, 2023

September 08, 2022

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WU YINGZHUO (CN)

A45F3/08

US4911346A	1990-03-27
CN113425074A	2021-09-24
FR2770755A1	1999-05-14
TWM614162U	2021-07-01
US20140061263A1	2014-03-06

GUANGZHOU WENZHI PATENT (CN)

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