| 摘要 |
FIELD: transport.SUBSTANCE: compensator comprises guide (1), lock (2), limit switch holder (3), limiting cam holder (4), counterweight and safety device (6). Safety device (6) comprises safety appliances, lifting bars, connection rod, pull bars and positioning plates. Safety devices are connected with two ends of guide (1). Lower ends of safety appliances are connected by lifting bars with first radial levers of said connection bar that are arranged to pivot in horizontal direction and to rest on said guide (1). Second radial levers of connection rod are connected with upper end of pull bars. Lower ends of pull bars extend through the holes made in positioning plates (605) attached to lock (2) and provided with limiting elements.EFFECT: higher safety.5 cl, 3 dwg |
