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:
Jul. 03, 2012
Filed:
Oct. 22, 2008
Applicant:
James J. Dean, Minnesota City, MN (US);
Inventor:
James J. Dean, Minnesota City, MN (US);
Assignee:
Kelsey-Hayes Company, Livonia, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method () is provided for controlling torque of an electric motor () including the step () of supplying drive current to drive the electric motor. The speed of the electric motor is monitored () and from the monitored speed, it is determined () when the motor has reached a steady state condition. The supply current is turned off () if the monitored torque of the electric motor exceeds a predetermined value () after the electric motor has reached the steady state condition.