Boring or penetrating the earth – Bit or bit element – With helical-conveying portion
Patent
1996-04-29
1997-11-11
Tsay, Frank
Boring or penetrating the earth
Bit or bit element
With helical-conveying portion
175122, E21B 1044
Patent
active
056853823
ABSTRACT:
In an augering apparatus for rotating and advancing a cutting head longitudinally of the apparatus driven by a string of auger flights with helical flighting, an auger flight support comprising a plurality of radially extending support legs affixed to a bearing housing surrounding a bearing rotatably affixed to the auger drive shank disposed at one end of a two-ended auger flight to support the auger flight independently of the support provided by the auger flighting to reduce wear and tear of the helical flighting and to eliminate frictional drag of the string of auger flights.
REFERENCES:
patent: 693801 (1902-02-01), Leaverton
patent: 1086748 (1914-02-01), Braasch
patent: 1729211 (1929-09-01), Erisman
patent: 2298332 (1942-10-01), Applegate
patent: 2709572 (1955-05-01), Ageborn
patent: 2751203 (1956-06-01), Compton
patent: 2783974 (1957-03-01), Veasman
patent: 2839271 (1958-06-01), Kandle
patent: 2887300 (1959-05-01), Meredith
patent: 3012371 (1961-12-01), Pawela
patent: 3830318 (1974-08-01), Busby et al.
patent: 4220242 (1980-09-01), Forsberg
patent: 4364469 (1982-12-01), Rudolpj
patent: 5318444 (1994-06-01), Kuzub et al.
patent: 5358062 (1994-10-01), Uhl et al.
Brydet Development Corp.
Naragon Frederic E.
Tsay Frank
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