The fixed spreader is a semi-automatic cable spreader used to lift a standard 20-foot container that is fully mechanical without any electrical or hydraulic components. The crane has the functions of mechanical automatic opening and closing of the rotary lock, the spreader is connected with the lifting hook of the lifting mechanism through the lifting ring, the opening and closing lock of the spreader does not need to be manually operated, only the upper and lower ends of the lifting hook, Under the action to pull the agency can move. Set on the spreader opening and closing lock indicating device, the ground staff can judge the direction of opening and closing lock off by pin.

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