| 摘要 |
PURPOSE:To perform operation stop control smoothly and certainly by feeding a rear wheel steering means with a control in order to hold the rear wheels in neutral position from two control means when the rear wheel steering control becomes imcapable. CONSTITUTION:A rear wheel steering means A is furnished, which steers the rear wheels against the action of a neutral position returning means when an actuator such as a servo motor is operated, and is controlled by a control means in accordance with the car running condition sensed by a running condition sensing means B. Therein as a control means, a No.1 control means C is furnished which emits a No.1 control means to actuate the rear wheel steering means A in accordance with the running condition detection signal and a No.2 control signal to hold the rear wheels in the neutral position when the operational control of the rear wheel steering means A becomes imcapable. Also a No.2 control means D is furnished, which is fed with a running condition detection signal and only emits the mentioned No.2 control signal. |
