Lifting and maneuvering device for motor vehicles

Motor vehicles – With powered – ground-engaging means for producing – or... – Comprising rotatably driven auxiliary wheel or endless track

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Details

254420, 280767, B60S 9215

Patent

active

046050868

ABSTRACT:
A lifting and maneuvering device for motor vehicles is disclosed, including an auxiliary wheel assembly mounted adjacent to the front and/or the rear wheels of the vehicle. Vertical drive means raise and lower the auxiliary wheel assembly from retracted position to an operative extended position in which the front and/or rear wheels are lifted off the vehicle supporting surface. The orientation of the auxiliary wheel assembly is adjustable to permit driving of the wheel assembly in a manner which will rotate the vehicle.

REFERENCES:
patent: 1340024 (1920-05-01), Davis
patent: 2162257 (1939-06-01), Hoecker
patent: 2330894 (1943-10-01), Jezlen
patent: 3458173 (1969-07-01), Kornovich
patent: 3826322 (1974-07-01), Williams
patent: 4496865 (1985-01-01), Allen et al.

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