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. 14, 1997
Filed:
Feb. 15, 1996
Applicant:
Inventors:
Craig S Cambier, Louisville, CO (US);
Jon F Lutz, Westminster, CO (US);
Assignee:
Unique Mobility, Inc., Golden, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P / ;
U.S. Cl.
CPC ...
318254 ; 318439 ; 388812 ;
Abstract
A drive system for a brushless DC motor uses pulse width modulation, and phase timing advancement to maintain a constant power output during high speed use. The arrangement is well suited for driving a brushless motor in an electric vehicle and the like.
Cambier, Craig. (1997). Brushless dc motor using phase timing advancement (U.S. Patent No. 5677605). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5677605
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile