The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 25, 2021
Filed:
Aug. 01, 2016
Applicant:
Qingdao Goertek Technology Co., Ltd., Qingdao, CN;
Inventor:
Mingjun Tang, Qingdao, CN;
Assignee:
QINGDAO GOERTEK TECHNOLOGY CO., LTD, Qingdao, CN;
Primary Examiner:
Int. Cl.
CPC ...
B65H 75/48 (2006.01); H01R 13/72 (2006.01); H02G 11/02 (2006.01); B65H 75/44 (2006.01); H01R 12/77 (2011.01);
U.S. Cl.
CPC ...
B65H 75/486 (2013.01); B65H 75/4431 (2013.01); H01R 12/77 (2013.01); H01R 13/72 (2013.01); H02G 11/02 (2013.01); B65H 2701/3919 (2013.01);
Abstract
A cord winding module, comprising a rotary wheel () on which a cord () is wound and a stop button () working cooperatively with the rotary wheel. The cord winding module further comprises a spring wire () working cooperatively with the stop button as an elastic support device, and the stop button automatically brakes the rotary wheel under the action of the elastic force of the spring wire and prevents the rotary wheel from retracting the cord. The spring wire has an arc shape, or exhibits an arc shape when pre-pressed and deformed by the stop button.