WHEELED VEHICLE STEERING GEAR Russian patent published in 2000 - IPC

FIELD: transport engineering; hydraulically operated steering gears of vehicles with front and rear steered wheels. SUBSTANCE: wheeled vehicle steering gear has three-position distributor coupled hydraulically with pump and hydraulic tank and with working spaces of slave hydraulic cylinders of front and rear steered wheels. Main distributor is coupled mechanically with steering wheel and rod of front steered wheel actuator. Rear steered wheel actuator is mechanically coupled with neutral position stabilizer of rear steered wheels. Auxiliary distributor with open neutral is installed in hydraulic line between main distributor and slave hydraulic cylinder of rear wheels and it is controlled by steering wheel angle turning angle transmitter. EFFECT: improved stability of movement and maneuverability of vehicle with front and rear steered wheels. 1 dwg