Road making apparatus

Details Road making apparatus Road making apparatus

1987-12-24

1990-03-20

Johnson, Richard J.

Road structure, process, or apparatus

Apparatus

Rotating drum, roller or tire

152376, 172484, 172464, E01C 1926

Patent

active

049096630

ABSTRACT:
An arrangement of a roller in combination with a draft vehicle comprising a draft frame, axle means supported by the draft frame, and roller supported by the axle means to allow rotational freedom about a central axis of a cylindrical shape of the roller, the arrangement being characterized in that the draft frame is connected to the draft vehicle by means constraining rotation of the draft frame relative to the draft vehicle about a vertical axis.

REFERENCES:
patent: 1976235 (1934-10-01), Lawrence
patent: 2127075 (1938-08-01), Venosta
patent: 2199649 (1940-05-01), Poulter
patent: 2721405 (1955-10-01), Gardner
patent: 2739517 (1956-03-01), Roberts
patent: 3463552 (1969-08-01), Colletti
patent: 3993413 (1976-11-01), Cox
patent: 4714295 (1987-12-01), Wirtgen
patent: 4714295 (1987-12-01), Wirtgen

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