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:
Aug. 08, 2006
Filed:
Oct. 01, 2004
Applicant:
John E. Makaran, London, CA;
Inventor:
John E. Makaran, London, CA;
Assignee:
Siemens VDO Automotive Inc., Chatham, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dual motor configurationincludes a primary brushless motorelectronically controlled to be driven at various speeds throughout a range of motor speeds. A secondary brush motorelectronically controlled be driven at various speeds throughout a range of motor speeds. The secondary brush motor includes an electronic switching deviceassociated therewith for receiving a pulse width modulated signal for controlling speed of the secondary brush motor. Thus, different combinations of speeds, throughout the ranges of motor speeds, of the first and second motors can be selectively chosen.