CPC B64D 9/003 (2013.01) [B64C 1/20 (2013.01); B64D 2009/006 (2013.01)] | 37 Claims |
1. A power drive unit (PDU) for transporting cargo units into, out of, and/or within a cargo hold, the PDU comprising:
a frame, by which the PDU is rigidly attached to a floor of the cargo hold;
a body pivotably attached, via a hinge, at a first end of the frame;
at least one drive roller attached at a second end of the body; and
an actuator attached to the body and configured to cause a pivoting angular movement of the body, relative to the frame, about the hinge,
wherein an angular position of the body relative to the frame is maintained by the actuator even upon a loss of power to the PDU, and
wherein the body is configured to move between and including a retracted position and a deployed position.
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