| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a crane which keeps a spreader lightened in weight, and crane energy efficiency improved, enables spreader replacement work to be done by only one crane operator, and the enhances stability of a flipper operation. <P>SOLUTION: The crane includes a head block 2 suspended from a trolley as a cargo loading device for loading a container 40 for sea transportation and a spreader 1 connected to the lower part of the head block 2 wherein the spreader 1 has a plurality of guide members 3 for guiding the spreader 1 on the container 40, a link member 11 connected to each of the guide members 3, and an actuation member 12 disposed in the link member 11, and the head block 2 has a plurality of connection parts 31 connected to the actuation member 12 respectively for transmitting power to the actuation member 12, and a plurality of driving devices 32 for operating the connection parts 31 respectively. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
