Rotary cutter heads for mining machines

Details Rotary cutter heads for mining machines Rotary cutter heads for mining machines

1980-10-14

1984-01-31

Pate, III, William F.

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

Cleansing fluid passage

299 87, E21C 3522

Patent

active

044286198

ABSTRACT:
A rotary cutter head having generally helical loading vanes for urging cut rock or mineral towards a mining machine supporting the cutter head is provided with air flow inducing means for inducing an air flow in a direction substantially away from the mining machine.

REFERENCES:
patent: 3876254 (1975-04-01), Parker
patent: 3904246 (1975-09-01), Gandy
patent: 4084855 (1978-04-01), Miles

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