LOCOMOTIVE WHEEL-MOTOR UNIT Russian patent published in 2019 - IPC B61F5/38 B61C5/00 

FIELD: transportation.

SUBSTANCE: invention relates to railway transport, particularly, to locomotives wheeled-motor units. Wheel-motor unit comprises traction motor and wheel pair. Electric motor is pivotally mounted on bogie frame crossbar and coupled with wheel pair by gear transmission. Hinge is made in the form of a cylindrical pin. Two sections symmetrical along the length of the finger have a square cross-section, and on the middle section there are splines. Splined finger is installed in support ledge of electric motor, and square sections are installed in U-shaped shoe made on crossbar. Shoe is spring-loaded relative to the support ledge by two packs of disk springs.

EFFECT: reduced wear of rims of wheelsets.

1 cl, 2 dwg