CPC B66C 13/08 (2013.01) | 20 Claims |
1. A load orienting device, comprising:
a frame;
first and second posts disposed on the frame;
first and second propellers disposed on the first and second posts, respectively, wherein the first and second posts are movable to adjust a distance between the first and second propellers; and
a controller that:
receives a command to rotate the load orienting device in a first direction, and
in response determines a direction in which the load orienting device is rotating, increases a rotation speed of the first and second propellers if the load orienting device is rotating in the first direction, and decreases the rotation speed of the first and second propellers otherwise.
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