LUGGAGE HAVING FOUR SIDES OPENED AND CLOSED - ZHEJIANG BAOFENG COSTUME PROPS CO LTD

Title:

LUGGAGE HAVING FOUR SIDES OPENED AND CLOSED

Document Type and Number:

WIPO Patent Application WO/2022/133989

Kind Code:

A1

Abstract:

A luggage having four sides opened and closed, comprising a luggage body (10) and a zipper assembly (20). The luggage body (10) comprises an upper cover (11) and a lower cover (12). The zipper assembly (20) comprises a double-layered zipper (21), two sliders (22), and two insertion pins (23). The double-layered zipper (21) comprises an upper chain (211) and a lower chain (212). The two sliders (22) have the same structure. Each slider (22) comprises a disengagement side (221) and an engagement side (222). When the two sliders (22) are respectively arranged on the upper chain (211) and the lower chain (212), the disengagement sides (221) of the two sliders (22) are arranged opposite to each other. The two insertion pins (23) have the same structure and are arranged on the same end portion of the double-layered zipper (21). Each insertion pin (23) comprises a conical structure. When the double-layered zipper (21) is assembled on the upper cover (11) and the lower cover (12), the other end portion of the double-layered zipper (21) is arranged opposite to the conical structures of the two insertion pins (23). The luggage having four sides opened and closed can be opened at the position where end portions of the upper chain (211) and the lower chain (212) are fitted to each other, so that the luggage can be opened at any position.

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INDUSTRIAL APPLICABILITY A coupling device for coupling two casing portions of a built-in casing to each other.

Inventors:

YANG HAIYIN (CN)
YANG HAIMIAO (CN)
YANG YINFENG (CN)

Application Number:

PCT/CN2020/139333

Publication Date:

June 30, 2022

Filing Date:

December 25, 2020

Export Citation:

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Assignee:

ZHEJIANG BAOFENG COSTUME PROPS CO LTD (CN)

International Classes:

A45C13/10; A44B19/38

Domestic Patent References:

WO2019245552A1

2019-12-26

Foreign References:

CN108903193A	2018-11-30
CN202603814U	2012-12-19
CN2629501Y	2004-08-04
CN103369981A	2013-10-23
CN103653566A	2014-03-26
DE202004015475U1	2005-01-05
US20180263347A1	2018-09-20
CN201220248939U	2012-05-30

Attorney, Agent or Firm:

BEIJING LINKAW PATENT ATTORNEY LAW FIRM (GENERAL PARTNERSHIP) (CN)

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