... cable reel cable reel, gear, slip ring collector box, Hysteresis drives, motors, stopper and base. 1,reel structureHysteresis CZ series ... according to the actual hysteresis 1 to 5 units and motor drives.2,the working principlea,lifting equipment (carts) an anchor ... torque, synchronous release cable.3,ontrol methods and characteristicsDrum motor must be synchronized with the host running gear start, ...