RAILWAY BRAKE BLOCK Russian patent published in 2009 - IPC B61H7/02 F16D69/04 

FIELD: railway transport.

SUBSTANCE: invention relates to the railway transport, in particular to brake blocks of the railway transport brakes. Brake block without metal support plate has metal insert containing the main body, two wing-shaped feathers integrated into the main body, located on its opposing sides, digressed wherefrom and having backside surfaces adjacent to the backside surface of the brake block. It also has two mostly parallel feathers spreading in radial direction and integrated into the main body and/or to the wing-shaped feathers. Parallel feathers form the keyway. When the brake block is installed at the brake head the keyway passes through the hole located in the brake head.

EFFECT: invention increases the technical characteristics of the block.

8 cl, 19 dwg