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. 10, 1999
Filed:
Sep. 26, 1997
Applicant:
Inventors:
Yue Li, St. Louis, MO (US);
James Skinner, Princeton, IN (US);
Assignee:
Emerson Electric Co., St. Louis, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P / ; H02K / ;
U.S. Cl.
CPC ...
318701 ; 310166 ; 310168 ;
Abstract
This invention provides a novel switched reluctance machine and a method of its control. The machine rotor has rotor poles that are wider than the stator pole, which allows two phases to be energized simultaneously, reducing torque ripple and noise.