GANCIO PER IL SOLLEVAMENTO DI UN CARICO MUNITO DI UN ORGANO DI ATTACCO QUALE UNA BARRA, UN OCCHIOLO E SIMILI

A hook of considerable safety and reliability for raising a load, furnished with a connection member, comprising a body in which opposed jaws are mounted, two actuators acting on the jaws to move them from an operative condition in which they are close together to an inoperative position, a seat formed in the member between the jaws for accommodating the connection member, open at a lower end and intended to be closed in correspondence with such an end of the jaws in an operative condition, also positive arrest means mounted on the jaw member and acting on the jaws in the operative condition to prevent the opening of the seat under the action of the weight of the load.