Auger

Details Auger Auger

1975-09-05

1977-05-10

Purser, Ernest R.

Boring or penetrating the earth

With mechanical cleaner for bit or cutter element

175394, 175422, 239118, 299 17, 299 81, 175393, E21C 1304

Patent

active

040222861

ABSTRACT:
An auger for use in a continuous mining operation having an elongate tubular member in communication with a fluid pressure source and a scroll mounted on the tubular member with spray mechanisms for spraying fluid into the air adjacent the peripheral edge of the scroll for preventing suspension of mined undesired contaminate particulate matter within the air adjacent to the continuous mining operation.

REFERENCES:
patent: 1343902 (1920-06-01), Chapman
patent: 1659327 (1928-02-01), Montgomery
patent: 2304456 (1942-12-01), Hall
patent: 2495840 (1950-01-01), Findater
patent: 2675213 (1954-04-01), Poole et al.
patent: 2699968 (1955-01-01), Meyer
patent: 2780439 (1957-02-01), Kandle
patent: 3847439 (1974-11-01), Allen et al.
patent: 3904246 (1975-09-01), Gandy et al.

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