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:
Feb. 11, 2025

Filed:

Dec. 28, 2021
Applicant:

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

Inventors:

Jingjing Yu, Ningde, CN;

Jie Du, Ningde, CN;

Zhiming Chen, Ningde, CN;

Ruiqi Han, Ningde, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/209 (2021.01); H01M 50/124 (2021.01); H01M 50/271 (2021.01);
U.S. Cl.
CPC ...
H01M 50/209 (2021.01); H01M 50/1245 (2021.01); H01M 50/271 (2021.01); H01M 2220/20 (2013.01);
Abstract

Embodiments of the present application provide a case, a secondary battery, a battery pack, a vehicle, and a method for manufacturing a secondary battery. The case includes a bottom wall and a side wall, the bottom wall and the side wall defining an accommodating cavity with an opening at one end for accommodating an electrode assembly of the secondary battery; wherein, an outer surface of the side wall includes a coated region coated with an insulating coating, and the coated region extends, in a height direction of the side wall, from a side of the side wall that is close to the bottom wall to a position near an edge of a side of the side wall that is close to the opening, so as to reserve a non-coated region with a preset height on the outer surface of the side wall that is near an edge of the opening.


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