ZA785370B - Thread structure for percussion drill elements - Google Patents

Thread structure for percussion drill elements

Info

Publication number
ZA785370B
ZA785370B ZA00785370A ZA785370A ZA785370B ZA 785370 B ZA785370 B ZA 785370B ZA 00785370 A ZA00785370 A ZA 00785370A ZA 785370 A ZA785370 A ZA 785370A ZA 785370 B ZA785370 B ZA 785370B
Authority
ZA
South Africa
Prior art keywords
abutting
flanks
portions
threads
angle
Prior art date
Application number
ZA00785370A
Other languages
English (en)
Inventor
J Holmberg
Original Assignee
Boart Int Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25573442&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA785370(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boart Int Ltd filed Critical Boart Int Ltd
Priority to ZA00785370A priority Critical patent/ZA785370B/xx
Priority to EP79301941A priority patent/EP0009398B1/de
Priority to DE7979301941T priority patent/DE2966756D1/de
Priority to IE1766/79A priority patent/IE48832B1/en
Priority to AT79301941T priority patent/ATE6536T1/de
Priority to AU51032/79A priority patent/AU524612B2/en
Priority to CA336,031A priority patent/CA1122424A/en
Priority to US06/077,549 priority patent/US4295751A/en
Publication of ZA785370B publication Critical patent/ZA785370B/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B33/00—Features common to bolt and nut
    • F16B33/02—Shape of thread; Special thread-forms
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/57—Distinct end coupler
    • Y10T403/5741—Separate screw or pin-type connections
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/57—Distinct end coupler
    • Y10T403/5746—Continuous thread

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Electrophonic Musical Instruments (AREA)
ZA00785370A 1978-09-21 1978-09-21 Thread structure for percussion drill elements ZA785370B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
ZA00785370A ZA785370B (en) 1978-09-21 1978-09-21 Thread structure for percussion drill elements
EP79301941A EP0009398B1 (de) 1978-09-21 1979-09-18 Gewinde für Schlagbohrgestängeverbinder
DE7979301941T DE2966756D1 (en) 1978-09-21 1979-09-18 Thread structure for percussion drill elements
IE1766/79A IE48832B1 (en) 1978-09-21 1979-09-18 Thread structure for percussion drill elements
AT79301941T ATE6536T1 (de) 1978-09-21 1979-09-18 Gewinde fuer schlagbohrgestaengeverbinder.
AU51032/79A AU524612B2 (en) 1978-09-21 1979-09-20 Drill rod thread connections
CA336,031A CA1122424A (en) 1978-09-21 1979-09-20 Thread structure for percussion drill elements
US06/077,549 US4295751A (en) 1978-09-21 1979-09-21 Thread structure for percussion drill elements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00785370A ZA785370B (en) 1978-09-21 1978-09-21 Thread structure for percussion drill elements

Publications (1)

Publication Number Publication Date
ZA785370B true ZA785370B (en) 1979-11-28

Family

ID=25573442

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00785370A ZA785370B (en) 1978-09-21 1978-09-21 Thread structure for percussion drill elements

Country Status (8)

Country Link
US (1) US4295751A (de)
EP (1) EP0009398B1 (de)
AT (1) ATE6536T1 (de)
AU (1) AU524612B2 (de)
CA (1) CA1122424A (de)
DE (1) DE2966756D1 (de)
IE (1) IE48832B1 (de)
ZA (1) ZA785370B (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549754A (en) * 1983-06-20 1985-10-29 Reed Tubular Products Company Tool joint
SE459681B (sv) * 1985-01-07 1989-07-24 Santrade Ltd Borrelement foer slagborrning
SE469602B (sv) * 1985-04-04 1993-08-02 Sandvik Ab Skarvgaenga foer slagborrning
SE8501842L (sv) * 1985-04-16 1986-10-17 Atlas Copco Ab Bergborrningsanordning och borrstreng for denna
SE460550B (sv) * 1986-07-15 1989-10-23 Sandvik Ab Gaengad foerbindning foer slagborrstaenger
SE460301B (sv) * 1986-10-15 1989-09-25 Sandvik Ab Skarvstaang foer slaaende bergborrmaskin
US4799844A (en) * 1988-01-11 1989-01-24 Trw Inc Elliptical thread design
US4865364A (en) * 1988-07-05 1989-09-12 Vetco Gray Inc. Conical thread form
GB2227802A (en) * 1989-01-26 1990-08-08 Square Grip Ltd Concrete reinforcement bar couplings and apparatus for enlarging bar ends
US5127784A (en) * 1989-04-19 1992-07-07 Halliburton Company Fatigue-resistant buttress thread
US5056611A (en) * 1990-05-29 1991-10-15 Galloway Trust Screw thread structure
US5163523A (en) * 1990-05-29 1992-11-17 Sandvik Rock Tools, Inc. Screw thread structure for percussion drill driver sub and case
US5060740A (en) * 1990-05-29 1991-10-29 Sandvik Rock Tools, Inc. Screw thread coupling
US5169256A (en) * 1990-10-26 1992-12-08 Woodings Industrial Corporation Hand connect-disconnect coupling for blast furnace tap hole drill rod assembly
US5163513A (en) * 1991-06-28 1992-11-17 Bowen Tools, Inc. Circle threadform for marine riser top joint
US5356236A (en) * 1991-09-25 1994-10-18 Turbomeca Device for connecting two elements in rotation
US6074119A (en) * 1996-10-01 2000-06-13 Schlanger; Raphael Connecting device including connectable members and tapered element
AUPO445897A0 (en) * 1997-01-06 1997-01-30 Boart Longyear Inc. Straight hole drilling system
DE19803304C5 (de) * 1997-05-29 2010-09-30 Boart Longyear Gmbh & Co. Kg Hartmetallwerkzeugfabrik Bohrgestänge zum Drehschlagbohren, insbesondere zum Überlagerungsbohren
SE515518C2 (sv) * 1998-09-28 2001-08-20 Uniroc Ab Gängförband för borrsträng för slående bergborrning
US6467818B1 (en) * 1999-10-01 2002-10-22 Grant Prideco, L.P. Drill collar box
SE515195C2 (sv) * 2000-03-02 2001-06-25 Sandvik Ab Gängförband och bergborrelement för slående borrning
SE515194C2 (sv) * 2000-03-02 2001-06-25 Sandvik Ab Gängförband och bergborrelementför slående borrning
ES2218101T3 (es) 2000-03-16 2004-11-16 Hubert Laurenz Naimer Conmutador.
SE0201989L (sv) * 2002-06-27 2003-05-20 Sandvik Ab Handel, borrkrona och gängförband för slående bergborrning
WO2006027096A1 (de) * 2004-09-03 2006-03-16 Leistritz Ag Extruderschnecke, extruder sowie welle-nabe-verbindung
US20100018699A1 (en) * 2007-03-21 2010-01-28 Hall David R Low Stress Threadform with a Non-conic Section Curve
AT505072B1 (de) 2007-04-13 2009-02-15 Alwag Tunnelausbau Gmbh Verfahren und vorrichtung zum sichern eines mit einem aussengewinde versehenen gegenstands
CA2634557C (en) * 2008-05-07 2013-06-11 Dover Corporation (Canada) Limited Sucker rod
WO2010085829A2 (de) 2009-01-27 2010-08-05 Dywidag-Systems International Gmbh Vorrichtung zum koppeln von zwei rohrartigen elementen
US9643262B2 (en) 2013-07-25 2017-05-09 Kennametal Inc. Coupling mechanism for cutting tool
US9643264B2 (en) 2013-07-25 2017-05-09 Kennametal Inc. Coupling mechanism for cutting tool
BR112016001836A2 (pt) * 2013-07-31 2017-08-29 Future Pipe Industries Group Ltd Formato de rosca, tubulação de compósito e acoplador roscado
US9889509B2 (en) 2014-05-05 2018-02-13 Kennametal Inc. Cutter heads with improved coupling
KR101505957B1 (ko) * 2014-05-09 2015-03-26 기언관 나선철근용 철근연결구
DE102016105342A1 (de) * 2016-03-22 2017-09-28 Benteler Steel/Tube Gmbh OCTG-Rohrsystem sowie Verfahren zur Herstellung eines OCTG-Rohres
PL3536893T3 (pl) * 2018-03-09 2021-03-08 Sandvik Mining And Construction Tools Ab Połączenie do wiercenia udarowego
EP3536894B1 (de) 2018-03-09 2020-10-14 Sandvik Mining and Construction Tools AB Kupplung zum verbinden von bohrlochrohren

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1173046B (de) * 1958-12-30 1964-07-02 Boehler & Co Ag Geb Verbindung der Bohrstangen von Schlagbohrgeraeten
DE1229945B (de) * 1963-06-03 1966-12-08 Gardner Denver Co Rohrfoermige Bohrstange
GB1111995A (en) 1964-05-29 1968-05-01 Sandvikens Jernverks Ab Improvements in threaded drill rod elements
SE336316B (de) * 1969-10-22 1971-07-05 Fagersta Bruks Ab
SE401232B (sv) * 1970-05-04 1978-04-24 Sandvik Ab Gengad forbindning for slagborrstenger
US3822952A (en) * 1971-01-07 1974-07-09 Sandvik Ab Drill rod coupling
DE7531174U (de) * 1975-10-02 1977-03-24 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur drehmomentuebertragung auf schlagbohrende werkzeuge
US4040756A (en) * 1976-03-05 1977-08-09 Trw Canada Limited Drill rod thread form

Also Published As

Publication number Publication date
US4295751A (en) 1981-10-20
EP0009398A1 (de) 1980-04-02
DE2966756D1 (en) 1984-04-12
AU5103279A (en) 1980-03-27
AU524612B2 (en) 1982-09-23
EP0009398B1 (de) 1984-03-07
ATE6536T1 (de) 1984-03-15
CA1122424A (en) 1982-04-27
IE48832B1 (en) 1985-05-29
IE791766L (en) 1980-03-21

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