DIESEL LOCOMOTIVE NON-PEDESTAL THREE-AXLE BOGIE Russian patent published in 2018 - IPC B61F5/48 B61F3/06 B61C5/00 

FIELD: transportation.

SUBSTANCE: invention relates to the three-wheeled carriages of rail vehicles. Trolley contains a frame, two extreme and one medium wheel-motor blocks. Body of a rail vehicle is installed on the frame of the trolley. On the longitudinal axis of symmetry of the bottom of the body above the extreme wheel-motor blocks are installed cylindrical fingers. On the extreme wheel-motor blocks, U-shaped projections are made. Fingers are movably and without gaps connected to the U-shaped projections. Wheel-motor blocks are fixed to the cross-members of the frame by means of articulated supports.

EFFECT: increases the service life of wheel sets by reducing the undercut of the wheels flange.

1 cl, 2 dwg