Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working
Patent
1978-09-15
1980-02-05
Pate, III, William F.
Mining or in situ disintegration of hard material
Hard material disintegrating machines
Floor-working
299 89, 404 90, E01C 2312
Patent
active
041869680
ABSTRACT:
A roadway pavement planing machine comprising a frame having forward and rearward ends, a pair of crawler drive assemblies disposed in side by side relation at the frame forward end upon which the frame forward end rests, with such drive assemblies being connected to the frame for independent vertical adjustment of said frame relative to the respective forward drive assemblies, a drive assembly adjacent the frame rearward end on which the frame rearward end rests and comprising a pair of crawler type drive assemblies. The rearward end drive assembly as a whole is connected to the machine frame for movement of the frame about a horizontal axis extending longitudinally of the frame. The frame has a planing cylinder journaled on same that extends crosswise of same and is disposed for planing engagement with the pavement, with the planing cylinder being disposed intermediate the frame forward and rearward ends and having external surfacing including gouging cutting studs for fragmenting the pavement in planing same when rotated against the pavement surface.
REFERENCES:
patent: 2801838 (1957-08-01), Bradley
patent: 3306669 (1967-02-01), Christensen
patent: 3452461 (1969-07-01), Hanson
patent: 3606468 (1971-09-01), Walker
patent: 3767262 (1973-10-01), Pentith
patent: 3888542 (1975-06-01), Gowler
patent: 3893780 (1975-07-01), Gutman
patent: 4029165 (1977-06-01), Miller
Barco Manufacturing Company
Pate III William F.
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