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:
Jan. 17, 2012
Filed:
Jun. 20, 2006
Katsuhiko Mori, Osaka, JP;
Kouhei Kitagawa, Hyogo, JP;
Masatoshi Hano, Osaka, JP;
Toru Morimoto, Nara, JP;
Hideo Omura, Yamaguchi, JP;
Tatsuo Tomomori, Yamaguchi, JP;
Masao Suda, Yamaguchi, JP;
Hitoshi Omura, Yamaguchi, JP;
Katsuhiko Mori, Osaka, JP;
Kouhei Kitagawa, Hyogo, JP;
Masatoshi Hano, Osaka, JP;
Toru Morimoto, Nara, JP;
Hideo Omura, Yamaguchi, JP;
Tatsuo Tomomori, Yamaguchi, JP;
Masao Suda, Yamaguchi, JP;
Hitoshi Omura, Yamaguchi, JP;
Panasonic Corporation, Osaka, JP;
Toyo Kohan Co., Ltd., Tokyo, JP;
Abstract
A battery can of the present invention ensures a stable and favorable contact with an electrode and thus makes it possible to obtain a highly reliable battery excellent in high rate discharge characteristics. The battery can having an opening, including a cylindrical side portion and a bottom portion, of the present invention is formed from a steel plate. The steel plate has an Ni—Fe alloy layer on the inner face side of the battery can. The Ni—Fe alloy layer has an oxide layer containing iron and having a thickness of 10 to 50 nm on the inner face side of the battery can.