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. 12, 2021

Filed:

Jun. 11, 2018
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Soon-Chang Hong, Daejeon, KR;

Kye-Yeon Ryu, Daejeon, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/34 (2006.01); H01M 2/20 (2006.01); H01M 2/26 (2006.01); B60L 58/15 (2019.01); B60L 50/64 (2019.01);
U.S. Cl.
CPC ...
H01M 2/345 (2013.01); B60L 50/64 (2019.02); B60L 58/15 (2019.02); H01M 2/206 (2013.01); H01M 2/26 (2013.01); H01M 2200/20 (2013.01); H01M 2220/20 (2013.01);
Abstract

A battery module, which includes: a first bus bar electrically connected to a first electrode lead of a first battery cell; a second bus bar electrically connected to a second electrode lead of a second battery cell; a short-circuit unit configured to move toward the first bus bar and the second bus bar by receiving an expansive force due to a volume increase of the first battery cell and another battery cell adjacent to the first battery cell so that the first bus bar and the second bus bar are electrically connected to generate a short circuit; and a cartridge configured to accommodate or support at least a portion of the first electrode lead, the second electrode lead, the first bus bar, the second bus bar and the short-circuit unit.


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