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:
May. 13, 2014
Filed:
Jul. 16, 2009
Pierre Pilaz, Saint Marcel l'Eclaire, FR;
Stephane Cassar, Caluire, FR;
Pascal Moulaire, Roanne, FR;
Pierre Pilaz, Saint Marcel l'Eclaire, FR;
Stephane Cassar, Caluire, FR;
Pascal Moulaire, Roanne, FR;
JTEKT Europe, , FR;
Abstract
The invention relates to a power assisted steering system () that includes an electric assist motor () arranged to assist the manual force exerted by a driver on the steering wheel of the automobile, a processing means () arranged to control the electric assist motor (), the processing means () including a means () for predetermining a signal (S) for controlling the electric assist motor on the basis of a first operation signal (S) determined on the basis of the angular position of the electric assist motor, and a second operation signal (S) determined on the basis of the measurement or calculation of the angular acceleration of the electric assist motor and the measurement or calculation of the assistance torque output by the electric assist motor.