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. 02, 1997
Filed:
Jun. 19, 1995
Applicant:
Inventors:
Munehisa Ikoma, Shiki-gun, JP;
Akinori Yokota, Moriguchi, JP;
Shinji Hamada, Hirakata, JP;
Hiromu Matsuda, Kawabe-gun, JP;
Kanji Takata, Neyagawa, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 53 ; 429148 ; 429151 ; 429156 ; 429163 ; 296231 ;
Abstract
A sealed storage battery has a rectangular casing (3) and a lid (2) of synthetic resin, which are connected by welding so as to seal an opening of the rectangular casing (3), and protruded portion on the outer welded portion (5) is removed and smoothed so that air as a cooling module is smoothly flown in spaces formed by ribs (4) on the battery casing (3) and the lid (2).