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:
Mar. 05, 2024

Filed:

Jun. 29, 2022
Applicant:

Contemporary Amperex Technology Co., Limited, Ningde, CN;

Inventors:

Yu Tang, Ningde, CN;

Yanbo Chen, Ningde, CN;

Peng Wang, Ningde, CN;

Kaijie You, Ningde, CN;

Xingdi Chen, Ningde, CN;

Yongguang Wang, Ningde, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/383 (2021.01); H01M 50/209 (2021.01); H01M 50/233 (2021.01); H01M 50/249 (2021.01); H01M 50/276 (2021.01); H01M 50/30 (2021.01); H01M 50/502 (2021.01); H01M 50/505 (2021.01);
U.S. Cl.
CPC ...
H01M 50/383 (2021.01); H01M 50/209 (2021.01); H01M 50/233 (2021.01); H01M 50/249 (2021.01); H01M 50/276 (2021.01); H01M 50/30 (2021.01); H01M 50/394 (2021.01); H01M 50/502 (2021.01); H01M 50/505 (2021.01); H01M 2220/20 (2013.01);
Abstract

A battery assembly includes a protection member and a battery module including at least two batteries arranged side by side along a first direction and having a first outer surface and a second outer surface opposite to each other along a second direction. The protection member is in the form of a letter U with two vertical portions having different lengths, wherein a first protection section covers the end covers of batteries in the battery module, a part of a second protection section covers the first outer surface, and a third protection section abuts against an end cover of a battery corresponding to the second outer surface. The protection member can prevent the airflow, the flame and the like sprayed during thermal runaway, and control a thermal diffusion range during thermal runaway.


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