ZA985220B - A drill bit with drive and retainer means - Google Patents

A drill bit with drive and retainer means

Info

Publication number
ZA985220B
ZA985220B ZA985220A ZA985220A ZA985220B ZA 985220 B ZA985220 B ZA 985220B ZA 985220 A ZA985220 A ZA 985220A ZA 985220 A ZA985220 A ZA 985220A ZA 985220 B ZA985220 B ZA 985220B
Authority
ZA
South Africa
Prior art keywords
drive
drill bit
retainer means
retainer
drill
Prior art date
Application number
ZA985220A
Other languages
English (en)
Inventor
Malcolm Bicknell Mcinnes
Original Assignee
Sds Digger Tools Pty 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
Application filed by Sds Digger Tools Pty Ltd filed Critical Sds Digger Tools Pty Ltd
Publication of ZA985220B publication Critical patent/ZA985220B/xx

Links

Classifications

    • 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
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E21B17/076—Telescoping joints for varying drill string lengths; Shock absorbers between rod or pipe and drill bit
    • 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
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
ZA985220A 1997-06-16 1998-06-15 A drill bit with drive and retainer means ZA985220B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPO7374A AUPO737497A0 (en) 1997-06-16 1997-06-16 Drill bit with drive and retaining means located forwardly of hammer barrel

Publications (1)

Publication Number Publication Date
ZA985220B true ZA985220B (en) 1999-01-07

Family

ID=3801666

Family Applications (2)

Application Number Title Priority Date Filing Date
ZA985220A ZA985220B (en) 1997-06-16 1998-06-15 A drill bit with drive and retainer means
ZA985216A ZA985216B (en) 1997-06-16 1998-06-15 A drill bit

Family Applications After (1)

Application Number Title Priority Date Filing Date
ZA985216A ZA985216B (en) 1997-06-16 1998-06-15 A drill bit

Country Status (3)

Country Link
AU (1) AUPO737497A0 (xx)
WO (2) WO1998058154A1 (xx)
ZA (2) ZA985220B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9903256D0 (en) * 1999-02-12 1999-04-07 Halco Drilling International L Directional drilling apparatus
AU2003212036B2 (en) * 1999-02-12 2005-07-28 Halco Directional Drilling Products Limited Directional Drilling Apparatus
NL1034180C2 (nl) * 2007-07-24 2009-01-27 Sonicsampdrill B V Boorinrichting met rotatie-vibratie aandrijving.
SE533590C2 (sv) 2009-01-14 2010-11-02 Wassara Ab Borrkrona för sänkborrmaskin
WO2013071360A1 (en) * 2011-11-17 2013-05-23 Sandvik Intellectual Property Ab Hammer bit shank enhancements
EP2612981B1 (en) * 2012-01-09 2014-07-16 Sandvik Intellectual Property AB A drill bit for a percussive hammer, and shank and retention lug therefore
ITRM20130533A1 (it) * 2013-10-02 2015-04-03 Mori Srl Giunto tra testa motrice "rotary" e testa dell'asta di perforazione superiore, in un impianto di perforazione del suolo ed eventuale dispositivo per l'aggancio/sgancio meccanizzato.
EP3146140A4 (en) * 2014-05-23 2017-05-17 Ignis Technologies Pty Ltd. Bit retaining system
CN104018789B (zh) * 2014-06-05 2016-02-24 河北国峰重工机械有限公司 反循环钻机钻杆联接装置
SE539881C2 (sv) * 2016-04-29 2018-01-02 Lkab Wassara Ab Kopplingsanordning för borrkrona och förfarande för sådan koppling.
CN107965274A (zh) * 2018-01-08 2018-04-27 西南石油大学 花键卡瓦式钻柱联接装置
CN110685612A (zh) * 2018-07-04 2020-01-14 陈玥丹 一种水平扭向弹性缓冲及冲击破岩钻井工具
DE102018008811A1 (de) 2018-11-09 2020-05-14 Tracto-Technik Gmbh & Co. Kg Bohrstrangabschnitt zum Bohren im Erdreich, Erdbohrvorrichtung und Verwendung eines Bohrstrangabschnitts

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE751241C (de) * 1938-12-17 1953-02-23 Fried Krupp A G Bohrwerkzeug
US3717209A (en) * 1971-06-10 1973-02-20 Pacific Tooling & Eng Co Replaceable wear-resistant element and method for replacing same
FR2188040A1 (en) * 1972-06-09 1974-01-18 Tartan Ind S Inc Rotary drill bit - with readily replaceable cutter bits
CA2036602C (en) * 1990-02-28 2001-04-24 Takeshi Hayashi Excavation tool
AU644195B2 (en) * 1990-07-27 1993-12-02 Mitsubishi Materials Corporation Excavation tool
US5065827A (en) * 1990-12-21 1991-11-19 Smith International, Inc. Hammer bit retention tool
SE505068C2 (sv) * 1995-03-27 1997-06-23 Sandvik Ab Förfarande för att överföra slagenergi från ett slagborrverktyg till ett borrhål, bergborrverktyg och borrkrona för slående borrning
SE506527C2 (sv) * 1995-08-31 1997-12-22 Sandvik Ab Förfarande, bergborrverktyg, bergborrkrona och mellanelement för att överföra slagenerig från ett topphammaraggregat
US5647447A (en) * 1996-06-10 1997-07-15 Ingersoll-Rand Company Bit retention device for a bit and chuck assembly of a down-the-hole percussive drill
WO1998005476A1 (en) * 1996-07-31 1998-02-12 Sds Digger Tools Pty. Ltd. Forwardly located bit retention means

Also Published As

Publication number Publication date
WO1998058153A1 (en) 1998-12-23
ZA985216B (en) 1999-01-07
WO1998058154A1 (en) 1998-12-23
AUPO737497A0 (en) 1997-07-10

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