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:
Sep. 06, 2022

Filed:

Apr. 02, 2020
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Seong Yoon Lim, Daejeon, KR;

Ji Hyun Kim, Daejeon, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/00 (2006.01); H01M 50/35 (2021.01); H01M 4/26 (2006.01); H01M 10/052 (2010.01); H01M 50/10 (2021.01); H01M 50/20 (2021.01); H01M 50/30 (2021.01); H01M 50/124 (2021.01); H01M 50/183 (2021.01); H01M 50/557 (2021.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 50/35 (2021.01); H01M 4/26 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 50/10 (2021.01); H01M 50/124 (2021.01); H01M 50/183 (2021.01); H01M 50/20 (2021.01); H01M 50/30 (2021.01); H01M 50/557 (2021.01);
Abstract

A battery cell of a venting structure using taping is disclosed. The battery cell includes a battery case including a first case and a second case, at least one of the first and second cases being provided with a receiving part for receiving the electrode assembly, thermally bonded edges for sealing the receiving part being provided outside the receiving part, a positive electrode lead and a negative electrode lead protruding outward from the battery case, and an electrode assembly received in the battery case, the electrode assembly having electrode tabs protruding from one end thereof, the electrode tabs being coupled to the positive electrode lead and the negative electrode lead, wherein seal reinforcement tapes are attached to some of the thermally bonded edges so as to surround outer ends of the some thermally bonded edges.


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