The CD1, MD1 electric wire rope hoist is one kind of small light crane equipment, mainly structures include speed reducer, travelling mechanism, coiling block, hook, coupling, Soft cable current introducer & limiter. It uses the taper rotor motor, which contains the driving force and braking force. The electric block has the features of compact, light, small-sized shape and smooth operation, it is the necessary crane machinery for the industrial & mining enterprise, storage, wharf and cargo lift producing occasion. It can be mounted on overhead I beam independently and also can be used with electric & manual single beam, double beam, and cantilever & gantry cranes together as a complete set.