Groove cutting apparatus

Details Groove cutting apparatus Groove cutting apparatus

1975-12-23

1977-08-09

Purser, Ernest R.

Mining or in situ disintegration of hard material

Hard material disintegrating machines

Floor-working

172 45, 299 86, 299 89, E01C 2309

Patent

active

040406687

ABSTRACT:
Groove cutting apparatus having a rotatable cutting drum comprising a plurality of spaced drum segments coaxially mounted on a central shaft. A plurality of secondary shafts are spaced circumferentially around the central shaft and supported by the drum segments. Apertured cutting members are mounted on the secondary shafts and spaced by the drum segments.

REFERENCES:
patent: RE12659 (1907-06-01), Williams
patent: 2349949 (1944-05-01), Farrell
patent: 2509163 (1950-05-01), Musselman
patent: 3020694 (1962-02-01), Foshee et al.
patent: 3598446 (1971-08-01), Hatcher
patent: 3695722 (1972-10-01), Fairweather et al.

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