WHEELED-WALKER VEHICLE Russian patent published in 2009 - IPC B62D57/00 

FIELD: transport.

SUBSTANCE: four-leg chassis has every leg made up of two tandem wheels mounted on balancers. A flexible rotary lever rigidly links up the wheel hubs. The outer tandem wheels hubs incorporate a spaced apart hinge and pivot with the rod coupled with the adjoining balancer along circumference. The inner tandem wheel hubs are furnished with the axle coupled with the adjoining balancer along circumference. The con rods of transverse hydraulic cylinders move along the circumference and are rigidly coupled with the inner balancers bases. The tandem balancers are fitted in parallel and kinematically coupled to make, together with the wheels and rotary lever, a hinged parallelogram. The tandem wheel hubs of opposite vehicle sides make, together with the parts adjoining from both sides, a load-bearing ring.

EFFECT: improved maneuverability, controllability and stability of walker vehicle.

3 cl, 1 dwg