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:
Oct. 08, 2013
Filed:
Mar. 22, 2010
Toshio Takeshita, Kanagawa, JP;
Mieko Hara, Tokyo, JP;
Atsuhiro Kumagai, Kanagawa, JP;
Yoichi Miyajima, Tokyo, JP;
Shoichi Shintani, Saitama, JP;
Toshio Takeshita, Kanagawa, JP;
Mieko Hara, Tokyo, JP;
Atsuhiro Kumagai, Kanagawa, JP;
Yoichi Miyajima, Tokyo, JP;
Shoichi Shintani, Saitama, JP;
Sony Corporation, Tokyo, JP;
Abstract
A battery pack includes a battery housing, a battery cell having a tubular negative electrode having an opening part at one end and a positive electrode fixed to the negative electrode in such a way as to close the opening part, the battery cell being housed in the battery housing, and a protrusion disposed between the battery cell and the inner wall of the battery housing in an area other than an area where the positive electrode and the negative electrode of the battery cell are fixed.