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:
Jul. 12, 2022
Filed:
Feb. 11, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Dae-Ji Hong, Daejeon, KR;
Kang-Il Lee, Daejeon, KR;
Han-Jong Yoon, Daejeon, KR;
Jae-Hun Yang, Daejeon, KR;
Young-Bum Cho, Daejeon, KR;
Hang-June Choi, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 37/04 (2006.01); B23K 26/22 (2006.01); B23K 26/066 (2014.01); B23K 26/70 (2014.01); H01M 50/502 (2021.01); H01M 50/531 (2021.01); B23K 101/36 (2006.01);
U.S. Cl.
CPC ...
B23K 37/0426 (2013.01); B23K 26/066 (2015.10); B23K 26/22 (2013.01); B23K 26/70 (2015.10); H01M 50/502 (2021.01); H01M 50/531 (2021.01); B23K 2101/36 (2018.08);
Abstract
A spot welding jig is provided. The spot welding jig presses electrode leads of battery cells to be closely adhered onto a bus bar when spot welding is performed to the electrode leads interposed on the bus bar along a width direction of the electrode leads. The spot welding jig includes a passing portion through which a welding laser passes, and a predetermined number of barriers configured to vertically partition an inner space of the passing portion.