Land vehicles – Wheeled – Articulated vehicle
Patent
1989-01-11
1991-01-22
Marmor, Charles A.
Land vehicles
Wheeled
Articulated vehicle
2804901, 414530, B60P 306
Patent
active
049865595
ABSTRACT:
A trailer wheel pivoting system having provision for pivoting of a wheel assembly with respect to an attached trailer frame, accomplished by providing a wheel frame, an axle attached to the wheel frame, road tires attached to the axle, and an apertured cross-bar attached centrally to an upper part of the wheel frame. Various forms of trailer devices are then combined with the aforesaid trailer wheel assembly. In a first embodiment of the present invention, an automobile tow trailer is provided by placing a trailer frame for supporting an automobile onto the wheel assembly, the trailer support frame being provided with a pair of automobile wheel cradles. A pivot pin bolt is inserted through a central aperture in the trailer frame and the aperture in the cross-bar in order to pivotably secure the trailer support frame to the wheel assembly. In a second embodiment, the wheel assembly may serve as an aid for towing trailers. In a third embodiment, the wheel assembly serves as the front wheels of a front and rear wheeled trailer. In a fourth embodiment, the wheel assembly is pivotably connected at the cross-bar to a dump trailer assembly.
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Boehler A. M.
Keefe Peter D.
Marmor Charles A.
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