CA2081363A1 - Thread friction locking device - Google Patents

Thread friction locking device

Info

Publication number
CA2081363A1
CA2081363A1 CA 2081363 CA2081363A CA2081363A1 CA 2081363 A1 CA2081363 A1 CA 2081363A1 CA 2081363 CA2081363 CA 2081363 CA 2081363 A CA2081363 A CA 2081363A CA 2081363 A1 CA2081363 A1 CA 2081363A1
Authority
CA
Canada
Prior art keywords
thread
previous
nose
interval
bevel
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA 2081363
Other languages
English (en)
French (fr)
Inventor
Kenneth Larsson
Per-Olof Liljebrand
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sandvik AB
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of CA2081363A1 publication Critical patent/CA2081363A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B17/043—Threaded with locking means
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • 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
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
    • F16B39/34—Locking by deformable inserts or like parts
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
    • F16L15/08—Screw-threaded joints; Forms of screw-threads for such joints with supplementary elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Earth Drilling (AREA)
  • Clamps And Clips (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Portable Nailing Machines And Staplers (AREA)
CA 2081363 1990-03-09 1991-03-05 Thread friction locking device Abandoned CA2081363A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9000843A SE470217B (sv) 1990-03-09 1990-03-09 Anordning för friktionslåsning av gängförband vid rör för slående borrning
SE9000843-4 1990-03-09

Publications (1)

Publication Number Publication Date
CA2081363A1 true CA2081363A1 (en) 1991-09-10

Family

ID=20378812

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2081363 Abandoned CA2081363A1 (en) 1990-03-09 1991-03-05 Thread friction locking device

Country Status (5)

Country Link
AU (1) AU640768B2 (sv)
CA (1) CA2081363A1 (sv)
IE (1) IE910776A1 (sv)
SE (1) SE470217B (sv)
WO (1) WO1991014073A1 (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE526762C2 (sv) * 2002-06-17 2005-11-01 Sandvik Intellectual Property Han/hon-koppling uppvisande presspassning mellan delarna
DE102015112079A1 (de) * 2015-07-24 2017-01-26 Franz Haimer Maschinenbau Kg Einschraubwerkzeug und Werkzeugaufnahme mit unterteiltem Stützbereich

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE600537C (de) * 1932-11-01 1934-07-26 Gustavus A Montgomery Kupplung fuer Bohrgestaenge
SE403926B (sv) * 1975-11-05 1978-09-11 Sandvik Ab Lasanordning vid borrstang

Also Published As

Publication number Publication date
AU640768B2 (en) 1993-09-02
AU7464091A (en) 1991-10-10
IE910776A1 (en) 1991-09-11
SE470217B (sv) 1993-12-06
SE9000843L (sv) 1991-09-10
WO1991014073A1 (en) 1991-09-19
SE9000843D0 (sv) 1990-03-09

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Legal Events

Date Code Title Description
FZDE Dead