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:
Apr. 11, 2017
Filed:
Feb. 01, 2013
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, Ibaraki, JP;
Takuro Tsunaki, Hitachinaka, JP;
Masaaki Iwasa, Hitachinaka, JP;
Kazuaki Urano, Hitachinaka, JP;
Sho Saimaru, Hitachinaka, JP;
Sho Matsumoto, Hitachinaka, JP;
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;
Abstract
An electrical storage element includes a power generation element that includes an electrode, a can in which the power generation element is stored, a lid that seals an opening of the can, an external terminal that is disposed on the lid, and a current collector that connects the electrode of the power generation element, and the external terminal. The external terminal includes a bus bar welding portion having a bus bar welding surface to which a bus bar is welded, and a current collector connection portion having a caulking-jig abutting surface, the current collector connection portion includes an insertion portion which is inserted into a through-hole of the lid and has a tip end which is fixed to the current collector by caulking, the bus bar welding portion and the current collector connection portion are integrally provided in parallel on the lid, and the jig abutting surface is extended from the bus bar welding surface in the same plane as the bus bar welding surface.