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:
Sep. 16, 2014
Filed:
Jul. 12, 2012
Applicants:
Zimin W. Vilar, Dubuque, IA (US);
Chris J. Tremel, Fargo, ND (US);
Inventors:
Zimin W. Vilar, Dubuque, IA (US);
Chris J. Tremel, Fargo, ND (US);
Assignee:
Deere & Company, Moline, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 6/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A drive system has a switched reluctance motor (SR motor) and a control system configured to determine an estimated total torque of SR motor as a function of the phase voltages and phase currents of the phases of the SR motor.