Boring or penetrating the earth – Ice boring
Patent
1989-11-06
1990-11-20
Britts, Ramon S.
Boring or penetrating the earth
Ice boring
30122, 56 2, 56DIG9, 172 14, 172247, 175394, 403306, B25F 300, E21B 1044
Patent
active
049711610
ABSTRACT:
An ice auger conversion kit is mounted to a conventional grass-timming apparatus that includes an engine mounted rearwardly of a drive shaft housing with a drive shaft mounted therethrough. The forward end of the drive shaft is of a square drive configuration and is received within a square bore of a rotatable boss coaxially mounted through an adapter head, wherein a forwardmost end of the adapter head includes an axially extending threaded second boss for mounting the ice auger cutting head. The adapter head includes a series of gears to effect a gear reduction therethrough to enhance torque and effect appropriate speed of the ice auger head in use.
REFERENCES:
patent: 2729067 (1956-01-01), Patterson
patent: 3198266 (1965-08-01), Mishler
patent: 3602321 (1971-08-01), Kortschaga
patent: 3705632 (1972-12-01), Burke
patent: 3710877 (1973-01-01), Michasin
patent: 3731751 (1973-05-01), Rusco
patent: 4286675 (1981-09-01), Tuggle
patent: 4501332 (1985-02-01), Straayer
patent: 4752256 (1988-06-01), Dorion
Bagnell David J.
Britts Ramon S.
Gilden Leon
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