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:
Oct. 28, 1986
Filed:
May. 10, 1985
Applicant:
Inventor:
Katsuhiko Chonan, Aichi, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05F / ; G05F / ;
U.S. Cl.
CPC ...
318332 ; 318333 ; 136291 ; 136293 ; 323906 ;
Abstract
A control device for a variable speed electric motor determines a quantity of light received from a short-circuit current of a solar battery, and also determines a cell temperature of the solar battery from an open circuit voltage, thereby producing a current command signal permitting an optimum load current for an output condition of said solar battery.