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:

Aug. 12, 2022
Applicant:

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

Inventors:

Wenwei Chen, Ningde, CN;

Yulian Zheng, Ningde, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/531 (2021.01); H01M 50/147 (2021.01); H01M 50/55 (2021.01);
U.S. Cl.
CPC ...
H01M 50/531 (2021.01); H01M 50/147 (2021.01); H01M 50/55 (2021.01); H01M 2220/20 (2013.01);
Abstract

Embodiments of the application provide a battery cell, a manufacturing method and a manufacturing system therefor, a battery and an electric device. The battery cell according to an embodiment of the application includes: a casing having an opening; an electrode assembly, accommodated in the casing and including a tab portion; an end cover assembly, including an end cover configured to cover the opening and an electrode terminal mounted on the end cover, the end cover being provided with a first through hole; and a current collecting member, configured to electrically connect the electrode terminal and the tab portion. According to the application, impurities attached to the electrode assembly can be reduced during assembly, thereby improving the safety performance of the battery cell.


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