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:
Oct. 19, 2004
Filed:
Mar. 15, 2002
Applicant:
Inventor:
Eric Beishline, Marlborough, MA (US);
Assignee:
Stoneridge Control Devices, Inc., Canton, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
H02P 1/00 ;
U.S. Cl.
CPC ...
H02P 1/00 ;
Abstract
An electro-mechanical actuator including a brushless DC motor for driving an output of the actuator; and a motor controller. The controller is configured to interrupt operation of the motor in response to at least one feedback signal representative of a motor parameter that varies with variation in a load on the output. The actuator output may be coupled to a window lift mechanism for moving a vehicle window between open and closed positions.