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.

Date of Patent:
Jan. 07, 2025

Filed:

Oct. 19, 2018
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Sei Woon Oh, Daejeon, KR;

Sung Hwan Cho, Daejeon, KR;

Soo Hyun Lim, Daejeon, KR;

Sun Hwak Woo, Daejeon, KR;

Jinseo Park, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/172 (2021.01); H01M 50/105 (2021.01); H01M 50/533 (2021.01); H01M 50/543 (2021.01); H01M 50/55 (2021.01); H01M 50/557 (2021.01);
U.S. Cl.
CPC ...
H01M 50/172 (2021.01); H01M 50/105 (2021.01); H01M 50/533 (2021.01); H01M 50/543 (2021.01); H01M 50/55 (2021.01); H01M 50/557 (2021.01);
Abstract

A rechargeable battery includes an electrode assembly; a case having a sealing portion surrounding the electrode assembly; and a lead electrically connected to the electrode assembly and extending in a first direction, wherein the lead includes a first region in contact with the electrode assembly and located inside the case; a second region exposed to an outside of the case; and a third region located between the first region and the second region and overlapping the sealing portion of the case, wherein the third region has a width greater than that of the first region and the second region in a second direction and has a thickness smaller than that of the first region and the second region in a third direction, and wherein the second direction is perpendicular to the first direction, and the third direction is perpendicular to the first direction and the second direction.


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