ATE831T1 - Antriebsfutter fuer ein bohrgestaenge. - Google Patents

Antriebsfutter fuer ein bohrgestaenge.

Info

Publication number
ATE831T1
ATE831T1 AT79200446T AT79200446T ATE831T1 AT E831 T1 ATE831 T1 AT E831T1 AT 79200446 T AT79200446 T AT 79200446T AT 79200446 T AT79200446 T AT 79200446T AT E831 T1 ATE831 T1 AT E831T1
Authority
AT
Austria
Prior art keywords
wedges
jaws
drill rod
drive chuck
stem
Prior art date
Application number
AT79200446T
Other languages
English (en)
Inventor
Honore Joseph Lambot
Original Assignee
Diamant Boart Societe Anonyme
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from BE190067A external-priority patent/BE869971A/xx
Application filed by Diamant Boart Societe Anonyme filed Critical Diamant Boart Societe Anonyme
Application granted granted Critical
Publication of ATE831T1 publication Critical patent/ATE831T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
    • B23B31/16158—Jaws movement actuated by coaxial conical surfaces
    • B23B31/16179—Jaws movement actuated by coaxial conical surfaces using fluid-pressure means to actuate the gripping means
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/12—Chucks or sockets with fluid-pressure actuator
    • Y10T279/1274—Radially reciprocating jaws
    • Y10T279/1291—Fluid pressure moves jaws via mechanical connection

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Gripping On Spindles (AREA)
AT79200446T 1978-08-25 1979-08-13 Antriebsfutter fuer ein bohrgestaenge. ATE831T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE190067A BE869971A (fr) 1978-08-25 1978-08-25 Mandrin d'entrainement d'une tige de forage
EP79200446A EP0008477B1 (de) 1978-08-25 1979-08-13 Antriebsfutter für ein Bohrgestänge

Publications (1)

Publication Number Publication Date
ATE831T1 true ATE831T1 (de) 1982-04-15

Family

ID=3843141

Family Applications (1)

Application Number Title Priority Date Filing Date
AT79200446T ATE831T1 (de) 1978-08-25 1979-08-13 Antriebsfutter fuer ein bohrgestaenge.

Country Status (6)

Country Link
US (1) US4273200A (de)
EP (1) EP0008477B1 (de)
AT (1) ATE831T1 (de)
CA (1) CA1120913A (de)
DE (1) DE2962450D1 (de)
NO (1) NO153981C (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4844489A (en) * 1987-10-23 1989-07-04 Acker Drill Co. Chuck apparatus and method
GB2212748B (en) * 1987-11-26 1991-11-27 Robbins Co Drive head apparatus for a rock boring machine
US6719303B2 (en) * 2001-10-26 2004-04-13 Boart Longyear International Holdings, Inc. Drill string chuck
CN110847806B (zh) * 2019-11-15 2021-02-09 徐州健川机械制造有限公司 一种旋挖钻机动力头缓冲装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2090854A (en) * 1935-03-22 1937-08-24 Nat Supply Co Hydraulic snubbing jack
US2570308A (en) * 1943-02-01 1951-10-09 Continental Oil Co Automatic chuck for pulldown devices
GB865879A (en) * 1958-11-26 1961-04-19 Alf Gunnar Kvello Aune Improvements in machines for rotary drilling
US3212591A (en) * 1962-10-19 1965-10-19 Chicago Pneumatic Tool Co Diamond drilling apparatus
US3272266A (en) * 1964-05-06 1966-09-13 Thomas A Kennard Application for rotatable power elevator
US3301334A (en) * 1964-06-25 1967-01-31 Odgers Drilling Inc Drill rig
AU410508B1 (en) * 1966-03-09 1971-02-10 Odgers Drilling Inc Drill rig
SE324546B (de) * 1968-10-04 1970-06-08 Atlas Copco Ab
US3579752A (en) * 1970-04-09 1971-05-25 Cicero C Brown Automatic rotary slips
US3692320A (en) * 1970-10-19 1972-09-19 Longyear Co E J Chuck apparatus
US3722603A (en) * 1971-09-16 1973-03-27 Brown Oil Tools Well drilling apparatus
CA1016533A (en) * 1974-05-24 1977-08-30 Canadian Mine Services Ltd. Drill head with locking chuck
US4196914A (en) * 1978-01-13 1980-04-08 Dresser Industries, Inc. Chuck for an earth boring machine

Also Published As

Publication number Publication date
NO153981C (no) 1986-06-25
EP0008477A3 (en) 1980-03-19
CA1120913A (fr) 1982-03-30
NO792761L (no) 1980-02-26
DE2962450D1 (en) 1982-05-19
EP0008477A2 (de) 1980-03-05
NO153981B (no) 1986-03-17
US4273200A (en) 1981-06-16
EP0008477B1 (de) 1982-04-07

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee