Title:
STRUCTURALLY RELIABLE BRACKET
Document Type and Number:
WIPO Patent Application WO/2021/018039
Kind Code:
A1
Abstract:
A structurally reliable bracket, comprising a base bracket (1) provided with a arch wire slot (11), a net base (2) fixed on one side of the base bracket (1), and a cover plate (3) mounted on the other side of the base bracket (1); a bottom surface of the cover plate (3) and a top surface of the base bracket (1) abuts against each other and is in sliding fit; a strip-shaped elastic member (41) is mounted on the top surface of the base bracket, two clamping slots (34, 35) are sequentially disposed on a bottom surface of the cover plate (2) along a sliding direction of the cover plate, and a transition ridge (311) protruding towards the direction of the base bracket (1) is provided between the two clamping slots (34, 35); and a part of the elastic member (41) is a working section, when the cover plate (2) slides, the working section enters a corresponding slot (34, 35) by means of the transition ridge (311), and an avoiding slot (12) is further provided on the top surface of the base bracket (1) to accommodate a deformation part of the working section when abutting against the transition ridge (311). By the cooperation of the elastic member (41) and the transition ridge (311), the present invention achieves the positioning of a plurality of positions of the cover plate (3), and ensures the stability of the state of the cover plate (3), thereby ensuring the stability of the state of the bracket.
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Inventors:
LIN QUANHONG (CN)
ZHOU WANGFENG (CN)
ZHOU WANGFENG (CN)
Application Number:
PCT/CN2020/104482
Publication Date:
February 04, 2021
Filing Date:
July 24, 2020
Export Citation:
Assignee:
ZHEJIANG SHINYE MEDICAL TECH CORP LTD (CN)
International Classes:
A61C7/14; A61C7/30
Foreign References:
| CN110478062A | 2019-11-22 | |||
| CN107714205A | 2018-02-23 | |||
| CN205626154U | 2016-10-12 | |||
| CN208838198U | 2019-05-10 | |||
| US10111732B2 | 2018-10-30 | |||
| US9532853B2 | 2017-01-03 | |||
| US20190117340A1 | 2019-04-25 |
Attorney, Agent or Firm:
HANGZHOU HUAJIN LIANZHE INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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