Title:
DOUBLE-LAYERED STAGGERED ZIPPER
Document Type and Number:
WIPO Patent Application WO/2017/157222
Kind Code:
A1
Abstract:
A double-layered staggered zipper comprising a zipper base (1) and a chain (2). The zipper base (1) comprises an upper plate (3), an upper zipper-closing column (4), a middle plate (5), a lower zipper-closing column (6), and a lower plate (7). The chain (2) comprises an upper chain (8) and a lower chain (9). The upper chain (8) comprises a left upper chain (10) and a right upper chain (11). The left upper chain (10) is constituted by left upper teeth (12) and a left upper tape (13). The right upper chain (11) is constituted by right upper teeth (14) and a right upper tape (15). The lower chain (9) comprises a left lower chain (16) and a right lower chain (17). The left lower chain (16) is constituted by left lower teeth (18) and a left lower tape (19). The right lower chain (17) is constituted by right lower teeth (20) and a right lower tape (21). The left upper teeth (12) are provided with left upper insertion-proof elements (24). The right upper teeth (14) are provided with right upper insertion-proof elements (25). The left lower teeth (18) are provided with left lower insertion-proof elements (26). The right lower teeth (20) are provided with right lower insertion-proof elements (27). When in use, the zipper is mounted on a piece of luggage or a luggage bag, the staggered double-layered zipper, the left upper insertion-proof elements (24), the right upper insertion-proof elements (25), the left lower insertion-proof elements (26), and the right lower insertion-proof elements (27) are utilized to block the corresponding gaps of the chains, thus increasing the difficulty for a criminal to open the zipper by inserting a sharp tool.
Inventors:
ZHENG YUNTING (CN)
Application Number:
PCT/CN2017/076122
Publication Date:
September 21, 2017
Filing Date:
March 09, 2017
Export Citation:
Assignee:
ZHENG YUNTING (CN)
International Classes:
A44B19/34; A44B19/24
Foreign References:
| CN105686241A | 2016-06-22 | |||
| CN205547651U | 2016-09-07 | |||
| CN105639871A | 2016-06-08 | |||
| CN104510099A | 2015-04-15 | |||
| CN105167340A | 2015-12-23 | |||
| CN204306180U | 2015-05-06 | |||
| CN104643415A | 2015-05-27 | |||
| US20150223572A1 | 2015-08-13 |
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