... machine consisted of engine base, reducer, elastic coupling, electric motor, brake, drum and some electric equipments. 1, Engine base: be welded by ... -10 P=75kw, low speed end by ratchet wheel brake, increasing reliable and safety of braking3,Reducer: composing by multiply ... developed new style winch, such as JM2x17 Folded reeling type drum winch, 2JKL20 Diesel power winch, JWM15 Turbine worm winch. ...