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:
Apr. 16, 2024

Filed:

Apr. 02, 2022
Applicant:

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

Inventors:

Yiruo Wang, Ningde, CN;

Zhiyang Wu, Ningde, CN;

Xiao Wang, Ningde, CN;

Chengcheng Jiang, Ningde, CN;

Chao Xie, Ningde, CN;

Liangzhen Dai, Ningde, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/04 (2006.01); H01M 10/0525 (2010.01); H01M 50/10 (2021.01); H01M 50/103 (2021.01);
U.S. Cl.
CPC ...
H01M 10/0409 (2013.01); H01M 10/0431 (2013.01); H01M 10/0468 (2013.01); H01M 50/103 (2021.01);
Abstract

The present application relates to a method and an apparatus for manufacturing an electrode assembly of a secondary battery. Embodiments of the present application propose a method for manufacturing an electrode assembly of a secondary battery, the method comprising joining a positive electrode plate and a first separator to form a positive electrode composite plate body; joining a negative electrode plate and a second separator to form a negative electrode composite plate body; winding the positive electrode composite plate body and the negative electrode composite plate body together to form an electrode assembly, wherein the positive electrode plate and the negative electrode plate are disposed to isolate from each other by the first separator and the second separator.


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