DIESEL LOCOMOTIVE THREE AXLE BOGIE Russian patent published in 2015 - IPC B61F3/06 B61F5/30 B61F5/48 

FIELD: transport.

SUBSTANCE: diesel locomotive three-axle bogie consists of the frame with pedestals and pedestal bottom brace to house axle boxes of motored wheel set mounted axles. Pedestals of extreme bogie mounted axles slide in the frame horizontal plane and are spring loaded in guides rigidly secured at every extreme frame pedestals. Every pair of pedestals of extreme mounted axles axle boxes are articulated with rods of two-way hydraulic cylinders, their bodies being rigidly fixed at axle boxes. Hydraulic cylinders are connected via pipes with hydraulic pressure control valve, its slide valve being connected with locomotive body and communicated with hydraulic station located therein.

EFFECT: decreased wear of wheel flanges at track curved sections.

4 dwg