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. 04, 2022
Filed:
Aug. 01, 2019
Murata Manufacturing Co., Ltd., Kyoto, JP;
Murata Manufacturing Co., Ltd., Kyoto, JP;
Abstract
A method for manufacturing a battery is provided. The method includes suctioning a part of a strip-shaped separator in a plurality of holes of a winding core in a peripheral surface of the winding core; preparing a wound body by winding strip-shaped positive and negative electrodes along with the strip-shaped separator around the winding core; and preparing an electrode body by releasing the suction in the holes and pulling out the winding core from the wound body, in which the battery includes a battery container configured to accommodate the electrode body, the holes are communicated inside with the winging core having a hollow structure, and the winding core has an outside diameter of 2 mm or less.