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:
Feb. 21, 2012
Filed:
Sep. 03, 2007
Applicant:
Jamie Jon Aorangi Wilkinson, Auckland, NZ;
Inventor:
Jamie Jon Aorangi Wilkinson, Auckland, NZ;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 7/00 (2006.01); H02K 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A synchronous motor having phase windings which are split or tapped and in which the conduction angle of the applied alternating current is varied at one or more taps to allow the motor to start in a controlled direction and be torque controlled to synchronous speed.