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:
Jun. 20, 2023
Filed:
Nov. 10, 2017
Applicant:
Lg Innotek Co., Ltd., Seoul, KR;
Inventors:
Yong Joo Kim, Seoul, KR;
Young Gu Kang, Seoul, KR;
Assignee:
LG INNOTEK CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 1/06 (2006.01); B21K 1/14 (2006.01); H02K 7/00 (2006.01); H02K 7/116 (2006.01); B29L 31/30 (2006.01); B29L 31/00 (2006.01); F16D 1/108 (2006.01); F16D 3/70 (2006.01);
U.S. Cl.
CPC ...
F16D 1/06 (2013.01); B21K 1/14 (2013.01); H02K 7/003 (2013.01); H02K 7/116 (2013.01); B29L 2031/3055 (2013.01); B29L 2031/749 (2013.01); F16D 1/108 (2013.01); F16D 3/70 (2013.01);
Abstract
The present invention provides a coupler comprising: an inner insertion part including a through-hole; and an outer support part for encompassing the outside of the inner insertion part, wherein the inner insertion part includes a connection groove through which the outer support part passes, the outer support part includes at least one projection part protruding in the center direction of the through-hole, and the projection part includes a groove part.