DISC BRAKE MECHANISM FOR COMMERCIAL VEHICLE AND BRAKE SHOE SET Russian patent published in 2019 - IPC F16D55/226 F16D65/97 F16D65/18 

FIELD: machine building.

SUBSTANCE: disc brake mechanism comprises brake caliper, which has central opening above brake disc, includes two brake shoes, of which brake shoe on side of action or on setting side by means of gripping device through brake puncheon is made with possibility of pressing to brake disc, as well as return device, by means of which brake caliper is made with possibility of removal. Return device comprises acting on opposite brake shoes, equally acting against appropriate direction of setting expansion device with acting on appropriate bearing plate of spring-loaded expansion elements. Expansion elements act outside the friction linings on two spaced from each other from the middle of the adjoining area of brake shoes. Expansion device has springy arms, which are connected in central area of opening between each other and with retaining bracket located on brake shield.

EFFECT: longer service life of braking elements.

47 cl, 54 dwg