Patent ID: 6776252
Filing Date: 2004-08-17
Classification: B62D

Abstract:
A steer-by-wire actuating system for actuating a first road wheel and a second road wheel of a vehicle, the system comprising:a microcontroller for controlling an actuation strategy including normal and fault modes of the steer-by-wire system, the microcontroller being configured to receive a steering signal indicative of steering input at a driver interface; first and second power electronic drivers in electrical communication with the microcontroller for electric power; and a first motor coupled with the first and second road wheels and a second motor coupled with the fist and second road wheels, the first motor being in electrical communication with the first power electronic driver to receive electric power therefrom, the second motor being in electrical communication with the second power electronic driver to receive electric power therefrom, the first and second motors configured to cooperate simultaneously to rotate the first road wheel during the normal mode, and the first and second motors configured to cooperate simultaneously to rotate the second road wheel during normal mode.