STEERABLE AXLE OF WHEELED TRUCK LOADER Russian patent published in 1998 - IPC

FIELD: transport engineering. SUBSTANCE: axle has beam, wheel trunnions with steering knuckles, steering tie-rods hinge coupled with steering knuckles and steering power drive mechanism in form of hydraulic cylinder with rod equally projecting beyond edges of hydraulic cylinder housing and piston installed in middle of rod. Hydraulic cylinder rod is stationary secured on axle beam. Ends of hydraulic cylinder housing are made axially movable and are furnished with heads hinge coupled with arc-shaped steering tie-rods. Rod of hydraulic cylinder is provided with axial and radial channels to supply liquid into hydraulic cylinder. Outlet of at least one of channels at each side of piston is arranged under piston, and chamfers are provided on piston in zone of channel outlet. EFFECT: enhanced reliability and increased service life. 3 cl, 4 dwg