Roadway grooving apparatus

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Patent

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Details

51176, 404 90, E01C 2309

Patent

active

049866044

ABSTRACT:
A machine for cutting transverse grooves in a concrete road surface includes a rotary cutter head supported on a carriage that can be shifted longitudinally along the machine frame structure. By using a combination of motions of the frame structure and cutter head carriage it is possible to form grooves spanning substantially the entire distance from one curb to the other curb during a single pass of the machine.

REFERENCES:
patent: 2311891 (1943-02-01), Tyson
patent: 3572842 (1971-03-01), Mori
patent: 3874806 (1975-04-01), Grist et al.

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