DIESEL LOCOMOTIVE GEARED WHEEL UNIT Russian patent published in 2015 - IPC B61C9/50 B61F5/38 B61F5/50 

FIELD: transport.

SUBSTANCE: proposed unit comprises traction motor fitted on extras crosswise beam, mounted axle with axle boxes engaged with bogie frame by links. Two slotted sleeves are rigidly secured at top surfaces of axle boxes to house sliding slotted sections of resilient rods. Levers are arranged on one side of said rods to contact with bogie frame and slides on opposite side are fitted in tapered thrust slots, thrust being rigidly fitted at bogie frame. Other slotted sleeves are attached to side vertical surfaces of said axle boxes accommodating sliding slotted sections of other resilient rods provided with levers interacting with bogie frame guide supports. Bodies of hydraulic cylinders are secured at vertical section of extra crosswise beam and supplied by hydraulic pressure control valve with slide connected with hydraulic station. Hydraulic cylinder rods are articulated with bogie frame.

EFFECT: higher reliability in three-axle bogies.

7 dwg