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:
Sep. 17, 2019
Filed:
Jul. 25, 2016
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Tatsuya Shinoda, Kashiwazaki, JP;
Tatsuya Hashimoto, Kashiwazaki, JP;
Koichi Kawamura, Fuchu, JP;
Nobuyasu Negishi, Kashiwazaki, JP;
Koichi Takeshita, Kashiwazaki, JP;
Yasuaki Murashi, Kashiwazaki, JP;
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Abstract
A secondary battery according to one embodiment includes, an electrode group which is a cathode and an anode wound with a separator being interposed therebetween, a first lead having a first welding surface, a second lead having a second welding surface which is bent with respect to a winding axial direction of the electrode group, a first current collecting tab which is extended from one end of the electrode group on the winding axial direction, and welded onto the first welding surface of the first lead, a second current collecting tab which is extended from the other end of the electrode group on the winding axial direction, and welded onto the second welding surface of the second lead, a first terminal connected to the first lead, and a second terminal connected to the second lead.