| 摘要 |
A crane apparatus is disclosed. According to an embodiment of the present invention, the crane apparatus comprises: a winch supported in a structure having an internal work space; a traveling beam installed on the structure to be moved; a wire supporter supported in the traveling beam to be moved in the longitudinal direction of the traveling beam and having a wire of which one end is connected to the winch and the other end is connected a transferred article; and a controller to control the winch to make the wire be wound or unwound in accordance with the moving speed of the traveling arm. |
