Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Tooth mounted on helical head portion or head with helical...
Patent
1979-03-12
1982-06-22
Pate, III, William F.
Mining or in situ disintegration of hard material
Cutter tooth or tooth head
Tooth mounted on helical head portion or head with helical...
299 92, E21C 3518
Patent
active
043359213
ABSTRACT:
A cutting head for a paved roadway resurfacing apparatus comprising a support block having a shoulder and a cutter having a shoulder mating with the shoulder on the support block to prevent rotation of the cutter with respect to the support block.
REFERENCES:
patent: 2907559 (1959-10-01), Brown
patent: 2916275 (1959-12-01), Bruestle
patent: 2989295 (1961-06-01), Prox, Jr.
patent: 3063691 (1962-11-01), Osgood
patent: 3499685 (1970-03-01), Kniff
patent: 3622206 (1959-12-01), Krekeler et al.
patent: 3841709 (1974-10-01), Kniff
patent: 3856359 (1974-12-01), Krekeler
Steele Thomas L.
Swisher, Jr. George W.
CMI Corporation
Pate III William F.
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