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. 07, 1992
Filed:
Mar. 15, 1991
Applicant:
Inventors:
Shinsuke Nakahori, Sumoto, JP;
Ichirou Yoshida, Sumoto, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429206 ; 429223 ;
Abstract
An alkaline storage cell having high utilization factor of the active material of the nickel positive electrode and excellent charge/discharge cycle characteristic is disclosed. The above utilization factor and cycle characteristic are improved by the effect of cobalt compound interposed between the plaque and the active material or provided on a surface of the active material and by the synergistic effect of both the above cobalt compound and lithium hydroxide added to the electrolyte mainly comprising potassium hydroxide.