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:
Dec. 31, 2024
Filed:
Aug. 19, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Kwan Hong Bae, Daejeon, KR;
Chan Woo Park, Daejeon, KR;
Yeon Kyong Wang, Daejeon, KR;
Jin Seop Kwak, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/186 (2021.01); B23K 26/36 (2014.01); H01M 50/107 (2021.01); H01M 50/147 (2021.01); H01M 50/167 (2021.01); B23K 101/36 (2006.01);
U.S. Cl.
CPC ...
H01M 50/186 (2021.01); B23K 26/36 (2013.01); H01M 50/107 (2021.01); H01M 50/147 (2021.01); H01M 50/167 (2021.01); B23K 2101/36 (2018.08);
Abstract
A cylindrical battery in which an electrode assembly is housed in a cylindrical can includes a cap assembly covering an upper opening of the cylindrical can; and a gasket disposed in a space between the cylindrical can and the cap assembly. The gasket is disposed on a crimping part formed by processing an end part of the cylindrical can to be bent, and an exposed part of the gasket protruded outside from a space between the cylindrical can and the cap assembly covers a trimming part of the cylindrical can.