Patent ID: 7618228

Claim:
A lift adaptor used by a tow vehicle to tow a second vehicle, the tow vehicle having an underlift crossbar supporting a pair of slidable receivers mounted on opposing ends of the crossbar and to which the lift adaptor is mounted, the lift adaptor having a generally upright orientation relative to the crossbar and comprising: a first portion and a second portion; the first portion comprising a vertically extending cylindrical shaft adapted to drop down at least partially within and be supported by an aperture on the receiver during towing, the shaft defining a vertical axis relative to the ground when at least a portion of the shaft is located within the aperture of the receiver and the lift adaptor is thereby in the generally upright orientation; the second portion being adapted to connect to and support an underside portion of the towed vehicle during towing; and wherein the height of the lift adaptor is adjustable relative to the crossbar by switching each receiver to an opposite end of the crossbar while maintaining the generally upright orientation of the lift adaptor.