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:
Jan. 19, 2021

Filed:

Dec. 05, 2018
Applicant:

Murata Manufacturing Co., Ltd., Kyoto, JP;

Inventors:

Kazuhiko Suzuki, Kyoto, JP;

Noriaki Kokubu, Kyoto, JP;

Kunio Sodeyama, Kyoto, JP;

Takao Mori, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/04 (2006.01); H01M 2/34 (2006.01); H01M 2/12 (2006.01); H01M 10/04 (2006.01); H01M 10/0525 (2010.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 2/046 (2013.01); H01M 2/1235 (2013.01); H01M 2/34 (2013.01); H01M 2/345 (2013.01); H01M 10/0422 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 2220/20 (2013.01);
Abstract

A battery includes a safety valve configured to cause a deformation due to an increase in internal pressure of the battery; a restraining part including a plurality of first protrusions provided along a first circumference to serve as a restrainer against a lead part when the safety valve and the lead part are shut off due to deformation of the safety valve; and an insulating holder including a plurality of second protrusions provided along a second circumference to insulate the safety valve and the restraining part, where a number of the first protrusions and the second protrusions arranged on a diagonal line including the first circumference and the second circumference is 3 or less.


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