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:
Aug. 08, 2017
Filed:
Jul. 16, 2013
Shin-kobe Electric Machinery Co., Ltd., Tokyo, JP;
HITACHI CHEMICAL COMPANY, LTD., Tokyo, JP;
Abstract
A current collecting structure for which the installation space for current collecting plates is not increased more than necessary even if the number of electrodes to be stacked is increased to increase the capacity of a secondary battery is provided. Positive current collecting platestoconstituting a positive current collecting plate stacking portionare bent at bent portionstoto constitute fixed portionstoand welded portionsto, respectively. The angles of the bent portionstoare 80°, 90°, 100°, 110°, and 120°, respectively. The angles of the bent portionstoare 120°, 110°, 100°, 90°, and 80°, respectively. Negative current collecting plates are also bent in the same manner.