To provide a vehicle steering device capable of increasing the maximum steering angle of a wheel without width-enlarging a wheel house and narrowing a vehicle front part space.
The vehicle steering device has a suspension link 12 for pivotably suspending a knuckle 11 supporting a wheel W; an arm 16 turned accompanying with movement of a steering rack 18; an extension link 15 turnably pivotally supported on a pivot end 12b of the suspension link 12 and connected with the knuckle 11 to one 15a of both side free ends; and a control rod 17 for advancing/retreating the knuckle 11 accompanying with turning of the arm 16. At non-steering of the wheel W, respective connection points of the arm 16 and the suspension link 12, the arm 16 and the control rod 17 and the control rod 17 and the extension link 15 are arranged on a linear line and direction of the knuckle 11 is changed accompanying with the steering rack 18 connected by the knuckle 11 and a tie rod 13 to steer the wheel W.
Kazuaki Takami
Hiroshi Tokunaga
Yoshiyuki Iwasa
Shiro Fujitani
Kiyoshi Kuruma
Kazuyuki Tomita