CAR RETARDER Russian patent published in 1996 - IPC

FIELD: railway transport. SUBSTANCE: retarder has brake beams 1 with ribs 20 and rollers 21 installed along rail 3 at angle to horizon, and blocks 2. Base of retarder is made in form of support plates 4,5 with vertical walls 6. Lower plate 5 is installed on tie 7 and is furnished with followers 8,9. Running rail 3 is mounted on upper plate 4. Stop screws 10 coupled with followers 8 and 9 are installed in vertical walls 6. Beams 1 are hinge connected by system of tie-rods and levers to form parallelogram. End of one of levers is connected with rod of pneumatic cylinder hinge-mounted on one of beams 1 and provided with double-acting piston with two spaces communicating through pipelines and inlet and outlet valves with main line. EFFECT: enhanced efficiency in operation. 3 dwg