| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an unmanned carrier which eliminates distortion of a harness arranged between the upper and lower structures. <P>SOLUTION: The unmanned carrier 1 is equipped with a travel drive unit 2 which changes an advancing direction of a vehicle by turning in a plane an axle shaft 7 having driving wheels 11 provided at both ends thereof and independently driven by respective motors 8. The unmanned carrier 1 is further equipped with a spindle 3 which rotates the axle shaft 7 around its own shaft and supports the center to be turnable in the plane; axle shaft rotation means (21-26) for rotating the axle shaft 7 around its own axis extending in a longitudinal direction of the axle shaft 7 in accordance with the direction and amount of turn around the spindle 3 of the axle shaft 7; and a harness 12 passed through inside the spindle 3 from a control means arranged in a vehicle body upper structure of the vehicle, laid to the axial end of the axle shaft 7 from an end of the spindle 3 and connected to the respective motors 8 and a peripheral equipment 10 through inside the axle shaft 7. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
