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:
Dec. 26, 1989
Filed:
Jan. 21, 1988
Applicant:
Inventors:
Tomotaka Kurozu, Tokyo, JP;
Sachiro Kataoka, Ann Arbor, MI (US);
Assignee:
Nissan Motor Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60Q / ;
U.S. Cl.
CPC ...
315 82 ; 315 80 ; 307 108 ;
Abstract
A power supply circuit for two automotive headlamps includes a power source supplying electrical power to the headlamps via two fuses, an electrical switch for establishing communication between the headlamps and the power source, a control unit for selectively establishing communication between the headlamps and the power source in series through a single fuse and between the headlamps in parallel and the power source through respective separate fuses, and for blocking communcation between the headlamps and the power source when connected in series and either of the fuses is open.