| 摘要 |
<p>To enable the work of unloading coal or the like to performed in a short time, there is provided a bucket crane (10) that includes: a base portion (18); a main unit (28) mounted on the base portion (18); an arm (30) connected to the main unit (28) so as to be rotatable in the up/down direction, extending to diagonally upward; a conveyor mechanism (26) extending laterally [horizontally] from the main unit (28); and a wire (32) suspended from the end of the arm (30), connected at its end to a bucket (24); whereby the arm (30) and the conveyor mechanism (26) are able to rotate in the horizontal direction around the same axis so that at all times the direction in which the arm (30) extends matches the direction in which the conveyor (26) extends.</p> |
