Patent ID: 8606464

Claim:
A steering assist system for a motorcycle, the motorcycle comprising a vehicle body including a front steering wheel and a rear drive wheel, a handlebar coupled to a head pipe and disposed on a front portion of the vehicle body, and a bridge mounted to the head pipe, the steering assist system comprising: an actuator connected to the vehicle body and to the bridge, the actuator configured to provide a steering torque for steering of the motorcycle; a steering torque sensor attached to the head pipe and configured to detect the steering torque provided by the actuator; and a controller mounted to the vehicle body and connected to the steering torque sensor and to the actuator; the controller comprising a target torque calculation unit configured to obtain a target torque for the steering on a basis of a state of the motorcycle and a torque control unit configured to drive the actuator on a basis of a deviation between the target torque obtained from the target-torque calculation unit and the steering torque obtained from the torque detecting unit.