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. 09, 2023

Filed:

Mar. 20, 2020
Applicant:

Ningde Amperex Technology Limited, Ningde, CN;

Inventor:

Jing Jiang, Ningde, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/531 (2021.01); H01M 50/46 (2021.01); H01M 50/543 (2021.01); H01M 50/586 (2021.01);
U.S. Cl.
CPC ...
H01M 50/531 (2021.01); H01M 50/46 (2021.01); H01M 50/543 (2021.01); H01M 50/586 (2021.01); H01M 2200/00 (2013.01);
Abstract

The present disclosure provides an electrode assembly including a first electrode sheet, the first electrode sheet includes a first current collector and a first tab. The first tab extends from a surface of the first electrode sheet and electrically connected with the first current collector, a plurality of tabs are provided and the number of the first tabs is q. The plurality of first tabs include a first breakable tab, the first breakable tab includes a breakable part and a first insulating layer, the first insulating layer wraps the breakable part, the breakable part includes a first segment and a second segment, the first segment is connected with the second segment, and an included angle between the first segment and the second segment is less than 90°. The number of first breakable tabs is p, and p/q≤1/2.


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