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:
Sep. 06, 2022

Filed:

Apr. 11, 2019
Applicant:

Byd Company Limited, Guangdong, CN;

Inventors:

Wengang Wu, Shenzhen, CN;

Yanchu Liu, Shenzhen, CN;

Xubin Gong, Shenzhen, CN;

Jun Tang, Shenzhen, CN;

Assignee:

BYD COMPANY LIMITED, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/528 (2021.01); H01M 50/249 (2021.01); H01M 50/30 (2021.01); H01M 50/209 (2021.01); H01M 50/15 (2021.01);
U.S. Cl.
CPC ...
H01M 50/528 (2021.01); H01M 50/15 (2021.01); H01M 50/209 (2021.01); H01M 50/249 (2021.01); H01M 50/30 (2021.01); H01M 2220/20 (2013.01);
Abstract

A battery cover plate assembly, a cell, a battery module, a power battery and an electric vehicle are provided. The battery cover plate assembly includes a cover plate, a first pole, a second pole, a flipping member, a scored member, a first conductive member and a telescopic assembly. The second pole includes an upper pole and a lower pole spaced apart from each other. The flipping member is configured to turn over under the action of gas pressure inside the battery and push, by means of the telescopic assembly, the first conductive member to move to break a score, so as to electrically disconnect the upper pole from the lower pole.


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