BRAKE BLOCK OF RAILWAY VEHICLE Russian patent published in 2019 - IPC B61H1/00 F16D65/04 F16D69/02 

FIELD: machine building.

SUBSTANCE: invention relates to the field of transport machine building, in particular, to brake blocks of freight railway vehicles. Brake block of railway vehicle includes composite friction element, in rear part of which wire frame is pressed. Frame is made of interconnected frames having closed and unclosed parts. Unclosed parts of frames are located on half of wire frame on side of inner side surface of brake block. End parts of each side element, which corresponds to the butt end surface of the brake block, are directed to the inner side surface of the shoe. In zones of conjugation of closed and unclosed parts of frames end parts of side elements directed to inner side surface of brake block are applied on end parts of side elements directed to end side surface of brake block from side of working surface of brake block.

EFFECT: achieving operational strength of the brake block not only in the initial condition, but also in a state of wear close to the maximum allowable value.

1 cl, 2 dwg