Patent ID: 8892309
Filing Date: 2014-11-18
Classification: B62D

Abstract:
1. A vehicle steering control apparatus for controlling a vehicle, the vehicle comprising a rear wheel steering angle varying apparatus capable of changing a steering angle of rear wheels, said vehicle steering control apparatus comprising: a first setting device for setting a target steering angle of the rear wheels according to a steering wheel operation of a driver, as a first target steering angle; a second setting device for setting a target steering angle of the rear wheels which does not work with the steering wheel operation by the driver and which is associated with automatic steering accompanied by control of a vehicle state quantity for a target value, as a second target steering angle; a controlling device for controlling a steering angle of the rear wheels on the basis of the set first and second target steering angles; and a limiting device for limiting an influence of the first target steering angle on the steering angle of the rear wheels in accordance with a driving condition of the vehicle if the set first and second target steering angles have a mutually anti-phase relation, said limiting device limiting an influence of the second target steering angle on the steering angle of the rear wheels in accordance with the driving condition of the vehicle in preference to the first target steering angle if the automatic steering suppresses a change in the vehicle state quantity produced in a process of controlling a state controlled variable of the vehicle which is different from the steering angle of the rear wheels.