LIFTING AND MANEUVERING DEVICE FOR MOTOR VEHICLES

摘要

Lifting and maneuvering device for producing lateral movement of a vehicle. Previous lifting and maneuvering devices have not found wide commercial use due to their complicated and expensive construction. A lifting and maneuvering device for motor vehicles including an auxiliary wheel assembly (4, 6) mounted adjacent to the front and/or the rear wheels (3) of the vehicle (2). Vertical drive means (14) raise and lower the auxiliary wheel assembly (18, 20) from retracted position to an operative extended position in which the front and/or rear wheels (3) are lifted off the vehicle supporting surface. The orientation of the auxiliary wheel assembly (18, 20) is adjustable to permit driving of the wheel assembly in a manner which will rotate the vehicle (2).