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. 27, 2016

Filed:

Dec. 20, 2011
Applicant:

Satomi Kawase, Miyoshi, JP;

Inventor:

Satomi Kawase, Miyoshi, JP;

Assignee:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/02 (2006.01); H01M 2/04 (2006.01); B23K 26/20 (2014.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 2/0217 (2013.01); B23K 26/206 (2013.01); H01M 2/024 (2013.01); H01M 2/0426 (2013.01); H01M 2/0439 (2013.01); H01M 2/0473 (2013.01); H01M 10/052 (2013.01); H01M 2220/20 (2013.01); Y02T 10/7011 (2013.01);
Abstract

A battery containerincludes a case member, one side of the case memberbeing opened, and a closing memberfor closing the opening. Further, a material-shortage sectionis formed near a welding section, the case memberand the closing memberbeing brought into contact with each other and welded in the welding sectionby irradiating the welding sectionwith a welding beam. Further, the case memberis welded with the closing memberso that the welding sectionreaches the material-shortage section. Note that a width of the material-shortage sectionin a welding beam irradiation direction may be equal to or greater than one third of a fusion depth of the welding section


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