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. 01, 2017
Filed:
May. 13, 2013
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Automotive Energy Supply Corporation, Zama-shi, Kanagawa, JP;
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Abstract
A manufacturing method of a secondary battery includes a first sealing process that stores a power generation element inside an exterior body formed by overlapped exterior films and that seals the exterior body at a first sealing part, the power generation element being arranged with a space from at least a part of the first sealing part, a conditioning process that performs conditioning, an hole forming process that forms a degassing hole between the first sealing part and the power generation element, and a second sealing process that seals the degassing hole, in which the hole forming process includes a pressing process that presses, from both sides of the exterior body, a portion where the degassing hole is formed in the exterior body so that the overlapped exterior films are brought into contact with each other, before the degassing hole is formed in the exterior body.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile