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:
Jan. 02, 2018
Filed:
Feb. 07, 2013
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Automotive Energy Supply Corporation, Zama-shi, Kanagawa, JP;
Koichi Takada, Atsugi, JP;
Yuta Motohashi, Sagamihara, JP;
NISSAN MOTOR CO., LTD., Yokohama-shi, JP;
AUTOMOTIVE ENERGY SUPPLY CORPORATION, Zama-shi, JP;
Abstract
Provided is a method for manufacturing a film-wrapped electrical device, including: a first injection step of depressurizing, to a given pressure lower than atmospheric pressure, the inside of an injection chamber () in which a bag-shaped laminate film wrapping member () is placed, the laminate film wrapping member () having an opening portion () and housing an electrode assembly (') including a positive electrode and a negative electrode stacked with a separator therebetween, and injecting part of a predetermined injection amount of an electrolyte solution () into the wrapping member () through the opening portion (); and a second injection step of, after the first injection step, pressurizing the inside of the injection chamber () to a pressure higher than the given pressure and injecting the rest of the predetermined injection amount of the electrolyte solution ().