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Title:
DOUBLE-LAYERED UPWARD INSERTION-PROOF ZIPPER
Document Type and Number:
WIPO Patent Application WO/2017/157238
Kind Code:
A1
Abstract:
A double-layered upward insertion-proof zipper, comprising a zipper base (1), an upper chain (2), a lower chain (3), and a steel tape measure (4). The upper chain (2) comprises a left upper chain (9), a right upper chain (10), a zipper head closing element (11), and a zipper tail closing element (12). The lower chain (3) comprises a left lower chain (13) and a right lower chain (14). The steel tape measure (4) comprises a housing (15) and a steel tape strip (16). Corresponding teeth, insertion-proof plates, and tapes are provided on the corresponding chains. When in use, the double-layered upward insertion proof zipper is arranged on a piece of luggage, left upper insertion-proof plates (19) and right upper insertion-proof plates (22) are utilized to close the corresponding gaps between left upper teeth (18) and right upper teeth (21), left lower insertion-proof plates (25) and right lower insertion-proof plates (28) are utilized to close the corresponding gaps between left lower teeth (24) and right lower teeth (27), and the steel tape strip (16) of the steel tape measure (4) is utilized to close the two chains, thus increasing the difficulty for a criminal to open the zipper by inserting a sharp tool.

Inventors:
ZHENG YUNTING (CN)
Application Number:
PCT/CN2017/076152
Publication Date:
September 21, 2017
Filing Date:
March 09, 2017
Export Citation:
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Assignee:
ZHENG YUNTING (CN)
International Classes:
A44B19/34; A44B19/24; A44B19/30
Foreign References:
CN105639883A2016-06-08
CN105639882A2016-06-08
CN205547657U2016-09-07
CN203388365U2014-01-15
CN105167340A2015-12-23
CN204653993U2015-09-23
CN204015334U2014-12-17
CN204541051U2015-08-12
US20150223572A12015-08-13
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