Servo steering device for vehicle, has main drive unit and auxiliary drive unit that are operated to assist steering during normal and abnormal operation of control systems of electric motor

摘要

The device has steering gear boxes, where the device is operated by an electric motor. Main and auxiliary wire wound coils are wound parallel around a groove of a stator core. A main drive unit (43A) is operated to assist a steering during normal operation of control systems of the motor. An auxiliary drive unit (43B) is operated to provide auxiliary assistance to the steering during abnormal operation of the control systems.