Steering device for vehicle

A steering device for a vehicle having front and rear wheels, comprising:

• means for turning said front wheels, operatively connected to a steering wheel so as to turn said front wheels at a turning angle proportional to a steering angle of said steering wheel under an operation of said steering wheel;
• means for turning said rear wheels, operatively connected to said steering wheel so as to perform a turning of said rear wheels in the same direction as that of said front wheels and in an opposite direction thereto, and with a turning angle corresponding to a steering angle of said steering wheel under an operation of said steering wheel;
• and
• said means for turning said rear wheels comprising:
• tie-rods for turning said rear wheels;
• a rear wheel turning member connected to said tie-rods so as to turn said rear wheels by movement thereof;
• an input member adapted to be rotated in proportion to a steering angle of said steering wheel;
• a first transmitting means disposed between said input member and said rear wheel turning member so as to move said rear wheel turning member at a first rate corresponding to an amount of movement of said input member;
• and
• a second transmitting means disposed between said input member and said rear wheel turning member so as to move said rear wheel turning member at a second rate corresponding to an amount of rotation of said input member.