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:
May. 17, 2011
Filed:
Jun. 26, 2008
Kenji Inagaki, Moriguchi, JP;
Hiroshi Hosokawa, Moriguchi, JP;
Takashi Kondou, Moriguchi, JP;
Satoshi Yoshida, Kurashiki, JP;
Yasuhiro Yamauchi, Moriguchi, JP;
Kenji Inagaki, Moriguchi, JP;
Hiroshi Hosokawa, Moriguchi, JP;
Takashi Kondou, Moriguchi, JP;
Satoshi Yoshida, Kurashiki, JP;
Yasuhiro Yamauchi, Moriguchi, JP;
Sanyo Electric Co., Ltd., Moriguchi-shi, JP;
Abstract
A sealed battery according to an aspect of the invention includes: a flat electrode assemblyhaving a plurality of copper or copper alloy negative electrode substrate exposed portionsat one end; and a copper or copper alloy collectorattached to one side of the exposed portionsand a copper or copper alloy collector receiving partattached to the other side. The collectorand the collector receiving partrespectively include: a planar partincluding a part in contact with and resistance-welded to the exposed portions; a first bent partextending from the planar partand bent at the bottom side of the exposed portionsinto a direction away from the substrates; and a second bent partprovided at the leading side of the negative electrode substrate exposed portions