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. 16, 2025
Filed:
Mar. 11, 2020
Panasonic Corporation, Kadoma, JP;
Sanyo Electric Co., Ltd., Daito, JP;
PANASONIC HOLDINGS CORPORATION, Osaka, JP;
PANASONIC ENERGY CO., LTD., Osaka, JP;
Abstract
A device for manufacturing a laminated electrode comprises: a negative electrode cutting drum that forms a negative electrode sheet by cutting a negative electrode single sheet to a first width and conveys the negative electrode sheet; a negative electrode heating drum that heats the negative electrode sheet; a positive electrode cutting drum that forms a positive electrode sheet by cutting a positive electrode single sheet to a second width and conveys the positive electrode sheet; a positive electrode heating drum that heats the positive electrode sheet; and a bonding drum at which the negative electrode sheet is arranged on a first separator single sheet, a second separator single sheet is arranged on the negative electrode sheet, the positive electrode sheet is arranged on the second separator single sheet, and the sheets are bonded. The negative and positive electrode cutting drums include: a plurality of holding heads and pairs of blades.