THREE-AXLE BOGIE OF HIGH-SPEED FREIGHT CAR Russian patent published in 2021 - IPC B61F3/10 B61F5/00 

FIELD: railway transport.

SUBSTANCE: invention relates to the field of railway transport, in particular to three-axle bogies of high-speed freight cars. The bogie contains a flat welded frame, a pivot bar, axle boxes and sets of axle springs. The pivot bar is mounted on the frame by means of rollers with suspensions and vibration dampers. The end pins of the extreme axle boxes are fixed on the longitudinal beams of the frame. The rest of the pins are installed at the ends of the balancers. The end parts of the pins, opposite to the folds, are made spherical and provide non-seize contact with the inner surfaces of the glasses. In the nodes for suspending the pivot bar to the frame, cylindrical rollers are installed in the holes of the suspensions with eccentricity.

EFFECT: dynamic effect of the car on the superstructure of the track is reduced.

2 cl, 6 dwg