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. 13, 2026

Filed:

Nov. 22, 2021
Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Sang-Woo Ryu, Daejeon, KR;

Yong-Seok Choi, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/289 (2021.01); H01M 50/143 (2021.01); H01M 50/207 (2021.01); H01M 50/244 (2021.01); H01M 50/271 (2021.01); H01M 50/291 (2021.01); H01M 50/298 (2021.01); H01M 50/358 (2021.01); H01M 50/507 (2021.01); H01M 50/514 (2021.01); H01M 50/529 (2021.01);
U.S. Cl.
CPC ...
H01M 50/358 (2021.01); H01M 50/143 (2021.01); H01M 50/271 (2021.01); H01M 2220/20 (2013.01);
Abstract

A battery module includes a cell assembly including a plurality of battery cells, a lower case having an open upper portion and including an accommodating space, an upper case coupled to the lower case and including a connection hole to communicate with the accommodating space, an upper cover coupled to the upper case, forming a buffering space between the upper cover and the upper case by being spaced apart from the upper case, and including a discharge hole perforated such that the buffering space communicates with the outside, a partition member located in the buffering space to form a movement path extending from the connection hole to the discharge hole, and a coupling member located on the movement path, configured to be coupled to the partition member, and including a movement space formed by perforating a body of the coupling member.


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