FRICTION DRAFT GEAR FOR RAILWAY VEHICLE AND HOUSING OF SUCH GEAR Russian patent published in 2018 - IPC B61G9/00 

FIELD: transportation.

SUBSTANCE: friction draft gear for railway transport has a bottom and a side wall that define the inner housing space open from one end. In the side wall of the housing, receiving windows are provided for receiving the bent end of the corresponding fixed friction plate. On the side wall of the body, support flanges are formed for supporting the fixed plates in the longitudinal direction of the housing. The housing is provided with a recess of a depth h not less than 1 mm, the recess width H is not less than the width of the support surface of the fixed plate. The recesses are filled with a material, the hardness and wear resistance of which are higher than the housing material.

EFFECT: increasing the wear resistance of the friction draft gear.

5 cl, 3 dwg