Motor vehicles – Having four wheels driven – With means for steering all driven wheels
Patent
1991-07-08
1992-09-15
Marmor, Charles A.
Motor vehicles
Having four wheels driven
With means for steering all driven wheels
180242, 298 1A, 414493, 37126R, 37DIG4, 37DIG5, B60K 17358
Patent
active
051470110
ABSTRACT:
A U-shaped multi-purpose uni-body digging service vehicle particularly adapted for transport and hauling comprising: a U-shaped frame having opposing sides and front ends connected by a front piece, and rear ends defining an open interior space in communcation with an open front end; an open top earthmover digging and carrying module structured to fit within and mounted within the interior of the opening of the U-shaped frame to carry loads, wheel mounts capable of pivoting attached to the opposing sides; a plurality of wheels independently suspended and rotatably attached to the wheel mounts; pivot means associated with the wheel mounts to pivot and turn each wheel in a desired direction; independent drive means associated with each wheel to rotate said wheels forward and backward; a power source operably associated with the pivot means and independent drive means; and control means mounted to the frame and associated with the drive means, pivot means, and power source to selectively activate the drive means and pivot means to align and drive each wheel at the desired speed and direction.
REFERENCES:
patent: 2795872 (1957-06-01), Wardle
patent: 3105311 (1963-10-01), Hait
patent: 3235983 (1966-02-01), Wilson
patent: 4556356 (1985-12-01), Niva
patent: 5082082 (1992-01-01), Hvolka
DJH Engineering Center, Inc.
Hurley Kevin
Marmor Charles A.
Theodore Marcus G.
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