| 摘要 |
PURPOSE: A crane and ship equipped with the same is provided to load a container on accurate target position by controlling the vertical rocking toward movement direction of trolley using a pair of additional rope. CONSTITUTION: A crane comprises a pair of additional ropes(202,202'), a hoist drum(101), a pair of second trolley pulleys(106,106',106''), a pair of second spreader pulleys(206,206'). The hoist drum winds and unwinds a pair of additional ropes. The second trolley pulleys are arranged in outer side of the first trolley in the direction perpendicular to the movement direction of the trolley. The second trolley pulleys are installed in the location facing each other around a girder. The additional ropes are connected to the second spreader pulley from the hoist drum via the second trolley pulley. The external force is applied to the spreader in the vertical direction of the movement direction of the trolley by the additional ropes. The second spreader pulley is located inward the first spreader pulley in the vertical direction to the movement direction of the trolley. |
