Roadway breaker plate for a planar apparatus

Details Roadway breaker plate for a planar apparatus Roadway breaker plate for a planar apparatus

1978-03-23

1980-09-09

Purser, Ernest R.

Mining or in situ disintegration of hard material

Hard material disintegrating machines

Floor-working

241237, 404 90, E01C 2309

Patent

active

042214343

ABSTRACT:
A roadway breaker plate for a planer apparatus having a drum type planer cutter for removing the top portion of an existing roadway, the breaker plate providing a counteracting shearing force on the top portion of the roadway at a predetermined distance from the planer cutter whereby the top portion of the roadway removed by the planer cutter is removed in the form of cuttings generally of a uniform size.

REFERENCES:
patent: 1390089 (1921-09-01), Cook
patent: 2009500 (1935-07-01), Kramer
patent: 2357374 (1944-09-01), Ariens
patent: 2788725 (1957-04-01), Wilkey et al.
patent: 3732023 (1973-05-01), Rank et al.
patent: 3991830 (1976-11-01), Shepherd

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