Land vehicles – Wheeled – Articulated vehicle
Patent
1981-12-21
1983-11-15
Peters, Jr., Joseph F.
Land vehicles
Wheeled
Articulated vehicle
172314, 172679, 280412, 280415R, B60D 114
Patent
active
044151748
ABSTRACT:
A towing apparatus capable of being pulled over the ground by a single tractor and for towing multiple agricultural implements is provided with a main towing arm having at its end opposite the tractor hitch a vertically extending beam to which is pivotally attached for rotation in a horizontal plane a second towing arm which extends outwardly from opposite sides of the pivotal connection and has at its free end ground engaging wheels and towing hitches; a piston and cylinder device is mounted on the vertical beam of the main towing arm and is connected to a portion of the second towing arm to effect pivotal movement of the second towing arm in a horizontal plane to move the towed implements to an aligned on the road position and for moving the towed elements to an extended off the road position; the second towing arm is divided into a first and second portion, each of which has one end connected for pivotal movement about a horizontal axis to the pivot connection on the beam of the main towing arm.
REFERENCES:
patent: 1237616 (1917-08-01), Clark
patent: 2552770 (1951-05-01), D'Artenay
patent: 3003789 (1961-10-01), Calkins
patent: 3292948 (1966-12-01), McMasters et al.
patent: 3419284 (1968-12-01), Tibbals
patent: 3990718 (1976-11-01), Holland
patent: 4135582 (1979-01-01), Farrant
patent: 4162085 (1979-07-01), Miranowski
patent: 4178010 (1979-12-01), Gerber
patent: 4344639 (1982-08-01), Pollard
McGiehan Donn
Peters Jr. Joseph F.
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