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:
May. 27, 2025

Filed:

Dec. 21, 2021
Applicant:

Contemporary Amperex Technology (Hong Kong) Limited, Hong Kong, CN;

Inventors:

Xichen Wei, Ningde, CN;

Baojian Zhu, Ningde, CN;

Shoujiang Xu, Ningde, CN;

Lei Chen, Ningde, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/533 (2021.01); H01M 10/04 (2006.01); H01M 50/103 (2021.01); H01M 50/147 (2021.01); H01M 50/553 (2021.01);
U.S. Cl.
CPC ...
H01M 50/533 (2021.01); H01M 10/0431 (2013.01); H01M 50/103 (2021.01); H01M 50/147 (2021.01); H01M 50/553 (2021.01);
Abstract

A secondary battery. The secondary battery includes an electrode assembly, a housing, a top cover assembly, a current collecting member, and an insulation member. The electrode assembly is accommodated in the housing and includes a body portion and a first tab. The first tab extends from one end of the body portion in a transverse direction. The top cover assembly includes a top cover plate and a first electrode terminal disposed on the top cover plate. The top cover plate is connected to the housing, and the first electrode terminal is connected to the current collecting member. The insulation member is disposed between the body portion and the current collecting member. The insulation member includes a through gap. The first tab passes.


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