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. 19, 1982
Filed:
Mar. 22, 1976
Applicant:
Inventors:
Kenichi Mabuchi, Tokyo, JP;
Kogiro Komatsu, Tokyo, JP;
Assignee:
Mabuchi Motor Co. Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J / ;
U.S. Cl.
CPC ...
320-3 ; 320 39 ; 320 51 ; 320 57 ; 323906 ;
Abstract
A battery charging system designed to charge a battery, especially a nickel-cadmium (Ni-Cd) battery from a lead acid power supply without overcharging, and to charge uniformly a plurality of batteries in parallel. A non-linear resistance is utilized and is matched to the voltage difference of the power supply battery and the batteries being charged.