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:
Oct. 13, 2020

Filed:

May. 04, 2018
Applicant:

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

Inventors:

Xiang Li, Ningde, CN;

Chengyou Xing, Ningde, CN;

Peng Wang, Ningde, CN;

Rulai Cai, Ningde, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/72 (2006.01); H01M 4/13 (2010.01); H01M 10/0525 (2010.01); H01M 4/66 (2006.01); H01M 2/26 (2006.01); H01M 4/70 (2006.01);
U.S. Cl.
CPC ...
H01M 4/13 (2013.01); H01M 2/266 (2013.01); H01M 4/667 (2013.01); H01M 4/70 (2013.01); H01M 10/0525 (2013.01);
Abstract

The present invention relates to the technical field of rechargeable batteries and, in particular, to an electrode member, an electrode assembly and a rechargeable battery. The electrode member of the present invention includes an electrode body. The electrode body includes an insulating base and a conductive layer disposed on a surface of the insulating base. The conductive layer has a first portion and a second portion extending from the first portion, the first portion is adapted to be coated with an active material and the second portion is uncoated with the active material. A portion of the insulating base corresponding to the second portion is provided with a first through-hole throughout a thickness direction.


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