FRAME OF LOCOMOTIVE THREE-AXLE BOGIE Russian patent published in 2003 - IPC

FIELD: railway transport. SUBSTANCE: invention relates to design of locomotive bogie frames. Design peculiarity of proposed bogie is that end face parts of longitudinal sidemembers and(or) end crossmembers are provided with inner ribs forming closed spaces for carried stock of sand. Spaces are provided with covers on top and unions for connecting discharge branch pipes on bottom. Invention makes it possible to use inner spaces of frames for keeping stock of sand which lowers center of masses of locomotive and provides small length of sand pipelines and fixed position of pipelines. EFFECT: improved operation reliability. 2 cl, 4 dwg