RAILWAY VEHICLE PACKING BRAKE Russian patent published in 2013 - IPC B61H13/02 B60T13/24 B60T17/08 B61H13/34 

FIELD: transport.

SUBSTANCE: invention relates to railway transport, particularly, to freight car, platform and not-self-propelled rolling stock parking brake. Parking brake comprises braking cylinder mounted at vehicle frame, braking leverage and two-arm lever. Two-arm lever pivot is secured in the frame bracket perpendicular to brake cylinder lengthwise axis. One end of two-arm lever is articulated via lengthwise link with worm wheel sector mounted on the frame to revolve thereat and engaged with self-braking worm at deflecting shaft driven by handwheel. Two-arm lever fork-shape second end grips the brake cylinder rod extending part with at least one ledge made thereat for fork to thrust thereon after talking up of clearance in handwheel rotation in parking brake tightening direction.

EFFECT: higher efficiency and reliability.

4 cl, 5 dwg