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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.:

US 11637348 B1

PDFFull Text
Date of Patent:
Apr. 25, 2023

Filed:

Jul. 28, 2020

Cover assembly of secondary battery and secondary battery

Applicant:

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

Inventors:

Shiyao Zhang, Ningde, CN;

Quankun Li, Ningde, CN;

Peng Wang, Ningde, CN;

Zhanyu Sun, Ningde, CN;

Siying Huang, Ningde, CN;

Jinmei Xu, Ningde, CN;

Assignee:

CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED, Ningde, CN;

Attorney:

Tucker Ellis LLP

Primary Examiner:

Maria Laios

Assistant Examiner:

Bartholomew A Hornsby

Int. Cl.
CPC ...
H01M 50/342 (2021.01); H01M 50/543 (2021.01); H01M 50/578 (2021.01); H01M 50/20 (2021.01); H01M 50/147 (2021.01); H01M 10/04 (2006.01);
U.S. Cl.
CPC ...
H01M 50/342 (2021.01); H01M 10/0413 (2013.01); H01M 50/147 (2021.01); H01M 50/20 (2021.01); H01M 50/543 (2021.01); H01M 50/578 (2021.01); H01M 2200/00 (2013.01);
Abstract

A cover assembly of a secondary battery. The cover assembly includes: a cover plate including a gas vent; a gas exhaust valve configured to seal the gas vent and deform in response to an increase in temperature to get out of a state of sealing the gas vent; and a sealing part arranged between the gas exhaust valve and the cover plate and surrounding the gas vent for sealing a gap between the gas exhaust valve and the cover plate.

Find Patent Forward Citations

Zhang, Shiyao. (2023). Cover assembly of secondary battery and secondary battery (U.S. Patent No. 11637348). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11637348

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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