Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent
1988-12-22
1991-02-05
Britts, Ramon S.
Boring or penetrating the earth
With tool shaft detail
Shaft carried guide or protector
175 83, 166237, E21B 1710
Patent
active
049896792
ABSTRACT:
A centering device for an assembly, particularly for drilling, having at least one centering device relative to which the assembly rotates. A driving arrangement is provided for rotationally driving the centering device, with the driving arrangement including a friction clutch in the form of, for example, a disk clutch, cone clutch, or drum clutch.
REFERENCES:
patent: 1937234 (1933-11-01), Lansing
patent: 2072320 (1937-03-01), Thomas
patent: 3370657 (1968-02-01), Antle
patent: 3656565 (1972-04-01), Fox
patent: 3746137 (1973-07-01), Ruschke, Jr.
patent: 3909151 (1975-09-01), Regenbrecht
patent: 4209070 (1980-06-01), Sudnishnikov et al.
patent: 4606417 (1986-08-01), Webb et al.
patent: 4733577 (1988-03-01), Griesser et al.
patent: 4807732 (1989-02-01), Lehle
Britts Ramon S.
Institut Francais du Petrol
Melius Terry Lee
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