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. 29, 2026

Filed:

Oct. 29, 2021
Applicant:

Posco Co., Ltd, Pohang-si, KR;

Inventors:

Dong-Yoon Seok, Yeonsu-gu, KR;

Hong-Woo Lee, Yeonsu-gu, KR;

Jaehyun Kim, Yeonsu-gu, KR;

Assignee:

POSCO CO., LTD, Pohang-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60L 50/64 (2019.01); H01M 50/242 (2021.01); H01M 50/244 (2021.01); H01M 50/249 (2021.01); H01M 50/291 (2021.01);
U.S. Cl.
CPC ...
H01M 50/242 (2021.01); B60L 50/64 (2019.02); H01M 50/244 (2021.01); H01M 50/249 (2021.01); H01M 50/291 (2021.01);
Abstract

The present invention relates to a battery case that can effectively handle side impacts in, for example, an electric vehicle or the like, and thereby minimize battery deformation. The battery case comprises: a case body for accommodating a battery cell; and a cover coupled to the case body. The case body includes: a bottom plate; a side frame coupled to the bottom plate so as to surround the battery cell and including an inner wall and an outer wall; a mounting frame coupled to the outer wall of the side frame; and at least one reinforcement material which is disposed on the bottom plate and of which both ends in the longitudinal direction are inserted into the side frame. The ends of the reinforcement material can pass through the inner wall and the outer wall of the side frame and come into contact with the mounting frame.


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