THREE-AXLE BOGIE FOR HIGH-SPEED RAILWAY FREIGHT CAR (VERSIONS) Russian patent published in 2020 - IPC B61F3/10 B61F5/50 

FIELD: transportation.

SUBSTANCE: group of inventions relates to railway transport, particularly, to triaxial trolleys of high-speed freight cars. Bogie frame comprises two lateral crossbars. In the first version of invention crosswise beams are suspended in openings between wheel pairs to side walls through pendulum suspensions. H-shaped swivel beam rests on said beams via resilient elements. On ends of transverse beams there are stops. In the second version of the invention, brackets are mounted on the crossarms. H-shaped swivel beam rests on brackets by means of supports with blade hinges. On ends of H-shaped beam there are stops. Gap between stops and mating brackets makes 20–30 mm for both versions.

EFFECT: higher dynamic qualities of freight car.

2 cl, 8 dwg