FREIGHT CAR BOGIE Russian patent published in 2015 - IPC B61F5/02 B61F3/00 B61H11/02 B61H13/34 

FIELD: transport.

SUBSTANCE: car bogie consists of crossbars interconnected by spring-loaded bolster and axle boxes with mounted axles and brake hardware. Wheels of mounted axles have crossed holes. Brake equipment is connected with spare vessel mounted at car roof. Pneumatic cylinder with piston spring-loaded relative to its body is fitted in one of crossbar, between bolster openings and those of axle box seats. Piston rod is provided with pin with taper end interacting with holes made on mounted axle wheel. Pneumatic cylinder is connected via pipeline with spare vessel of the car brake hardware. Piston is provided with second square-cross-section rod in contact with retainer rigidly secured at cylinder body end surface.

EFFECT: ruled pout spontaneous motion in depletion of brake.

2 dwg