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:
Dec. 30, 2014
Filed:
Jan. 30, 2012
Applicants:
Hirokazu Kambayashi, Kyoto, JP;
Shogo Tsuruta, Kyoto, JP;
Isao Suzuki, Kyoto, JP;
Inventors:
Assignee:
GS Yuasa International Ltd., Kyoto-Shi, Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/30 (2006.01); H01M 10/05 (2010.01); H01M 2/04 (2006.01); H01M 2/08 (2006.01); H01M 2/22 (2006.01); H01M 10/058 (2010.01);
U.S. Cl.
CPC ...
H01M 10/05 (2013.01); H01M 2/0456 (2013.01); H01M 2/08 (2013.01); H01M 2/22 (2013.01); H01M 2/30 (2013.01); H01M 10/058 (2013.01);
Abstract
A battery includes a cover for sealing an opening of a battery case which contains an electrode assembly therein and current collectors for electrically connecting external terminals whose at least parts are disposed outside of the cover to the electrode assembly, respectively. Gaskets are interposed between a lower surface of the cover and the current collectors, respectively. In the gasket, a caulked portion is contained in an engagement recess formed at the lower surface of the cover. In contrast, the entire gasket is contained in another engagement recess formed at the lower surface.