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. 01, 2003
Filed:
Nov. 30, 2000
Yasuhiko Shoji, Higashiosaka, JP;
Seiji Wada, Katano, JP;
Shigeto Noya, Neyagawa, JP;
Tadahiro Sawada, Neyagawa, JP;
Takayuki Aoi, Hirakata, JP;
Minoru Koda, Hirakata, JP;
Saburo Nakatsuka, Kyoto, JP;
Tsutomu Moriwaki, Katano, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
In the process of manufacturing a cylindrical battery, when a tubular separator ( ) and bottom separator ( ) are inserted into a battery casing ( ) in which are accommodated positive electrode mixture pellets ( ), by inserting the bottom separator ( ) such that it is pushed into the battery casing ( ) at the leading end of the tubular separator ( ), the peripheral portion of the bottom separator ( ) is raised up, so that both separators ( ) are inserted into the battery casing ( ) in a condition with the leading end of the tubular separator ( ) surrounded from the outside by this peripheral raised-up portion.