Steerable dual wheel power tug for aircraft

Aeronautics and astronautics – Aircraft propulsion and steering on land or water

Reexamination Certificate

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Details

C180S019200

Reexamination Certificate

active

06942180

ABSTRACT:
A tug device for moving small aircraft having front wheels. A portable drill is connected to a drive wheel and a frame is attached to the wheel. The device is compact and easily assembled for use and disassembled for storage. The device includes a pair of drive wheels and is steerable when a locking latch is released. The locking latch provides rigidity to the device under load.

REFERENCES:
patent: 2920845 (1960-01-01), Palmiter
patent: 3150734 (1964-09-01), Duggar, Jr.
patent: 3662911 (1972-05-01), Harman
patent: 4280578 (1981-07-01), Perkins
patent: 4289212 (1981-09-01), Immel
patent: 4915185 (1990-04-01), Olson
patent: 5860622 (1999-01-01), Weibert
patent: 002193935 (1988-02-01), None

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