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.
Patent No.:
Date of Patent:
Feb. 03, 2026
Filed:
Nov. 25, 2021
Contemporary Amperex Technology (Hong Kong) Limited, Hong Kong, CN;
Yuyong Lei, Ningde, CN;
Chengyou Xing, Ningde, CN;
Peng Wang, Ningde, CN;
Jianxiong Yang, Ningde, CN;
Lulu Bai, Ningde, CN;
Qichang Cai, Ningde, CN;
Contemporary Amperex Technology (Hong Kong) Limited, Hong Kong, CN;
Abstract
A secondary battery is disclosed, including: an electrode unit, including an electrode body and a tab extending from the electrode body, where the tab includes a first part and a second part that are spaced apart along a height direction of the secondary battery; and a top cover assembly, disposed on one side of the electrode body toward the tab, where the top cover assembly includes a top cover body and a hold-down beam, and a positioning bulge is disposed on a first surface of the top cover body toward the electrode unit, a positioning chute is disposed on the positioning bulge, and the hold-down beam is located between the first part and the second part, and is detachably disposed in the positioning chute.