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:
Aug. 27, 2024

Filed:

Mar. 29, 2021
Applicant:

Ningde Amperex Technology Limited, Ningde, CN;

Inventors:

Jing Li, Ningde, CN;

Hengtao Xia, Ningde, CN;

Hongze Gao, Ningde, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/0587 (2010.01); H01M 50/124 (2021.01); H01M 50/198 (2021.01); H01M 50/46 (2021.01);
U.S. Cl.
CPC ...
H01M 50/124 (2021.01); H01M 10/0587 (2013.01); H01M 50/198 (2021.01); H01M 50/46 (2021.01);
Abstract

A battery cell includes an electrode assembly, a first adhesive film, and a first adhesive layer. Outer surfaces of the electrode assembly include a first surface, a first lateral surface, a second surface opposite to the first surface, and a second lateral surface opposite to the first lateral surface. The first adhesive film adheres to the first lateral surface and extends from the first lateral surface to the first surface or extends from the first lateral surface to both the first surface and the second surface. The first adhesive layer adheres to the first surface. At least a part of the first adhesive layer overlaps the first adhesive film on a side of the first adhesive film in a thickness direction perpendicular to the first surface, and in the overlap, the first adhesive film disposed between the part of the first adhesive layer and the first surface in the thickness direction.


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