PROTECTIVE DEVICE OF HOISTING CRANE

摘要

A protective device of hoisting crane contains a grip on rail track made of two connected parts, a roller attached on the grip. The device has a rack. From both ends of the rack resilient shock absorbers are located. On a body a gear is fixed with possibility of engagement with the rail. On the axle of gear wheel a rope is fixed, to the end of which a load is connected with possibility of moving on guides..