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:
Jul. 30, 1991
Filed:
Dec. 08, 1989
Applicant:
Inventors:
Akio Tokunaga, Kyoto, JP;
Toshiaki Hayashi, Kyoto, JP;
Assignee:
Japan Storage Battery Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429130 ; 429135 ; 429204 ; 429225 ;
Abstract
A sealed lead-acid battery is provided containing a sulfuric acid electrolyte of a sufficient amount to perform charging and discharging of the battery which is impregnated and retained in fine particles of silica located and placed around an assembled element. In this way, an inexpensive sealed-lead acid battery which exhibits high discharging performance.