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Patent Searching and Data


Title:
SHOELACE LOOSENING PREVENTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/215689
Kind Code:
A1
Abstract:
A shoelace loosening prevention device according to the present invention comprises: a casing member which has a cover part, a bottom part, and side parts, and has a pressing member accommodation part formed at the front end and a conveying member accommodation part formed at the rear end, wherein the cover part has a front cutout portion and a rear cutout portion, the bottom part has a withdrawal member fixing part, a guide hole, and a rear cutout portion, and the side parts have fixing and pressing protrusions formed on the inside; a pressing member which is accommodated in the pressing member accommodation part, has a guide protrusion formed on the center of the lower end, and has moving and pressing protrusions formed on both side surface portions; an elastic member of which one end is accommodated in the elastic member accommodation part; a conveying member which is accommodated in the conveying member accommodation part and coupled to the pressing member, and has a pair of shoelace insertion holes formed on the left and right sides thereof; and a withdrawal member which is coupled to the front end of the casing member and includes side surface portions each having shoelace withdrawal holes.

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Inventors:
LEE DONG HUN (KR)
Application Number:
PCT/KR2021/004016
Publication Date:
October 28, 2021
Filing Date:
March 31, 2021
Export Citation:
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Assignee:
LEE DONG HUN (KR)
International Classes:
A43C7/08; A43C11/20; A43C11/22; A43C11/24
Foreign References:
KR20160135598A2016-11-28
KR20180088028A2018-08-03
JP2018089199A2018-06-14
US20180220743A12018-08-09
EP2607747A22013-06-26
Attorney, Agent or Firm:
CHOI, Kwang Il (KR)
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