JPS5045702A - - Google Patents

Info

Publication number
JPS5045702A
JPS5045702A JP49052763A JP5276374A JPS5045702A JP S5045702 A JPS5045702 A JP S5045702A JP 49052763 A JP49052763 A JP 49052763A JP 5276374 A JP5276374 A JP 5276374A JP S5045702 A JPS5045702 A JP S5045702A
Authority
JP
Japan
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.)
Pending
Application number
JP49052763A
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 filed Critical
Publication of JPS5045702A publication Critical patent/JPS5045702A/ja
Pending legal-status Critical Current

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
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers

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)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
JP49052763A 1973-08-27 1974-05-11 Pending JPS5045702A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US392076A US3866746A (en) 1973-08-27 1973-08-27 Rotary bore hole air hammer drive mechanism

Publications (1)

Publication Number Publication Date
JPS5045702A true JPS5045702A (ja) 1975-04-24

Family

ID=23549157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49052763A Pending JPS5045702A (ja) 1973-08-27 1974-05-11

Country Status (5)

Country Link
US (1) US3866746A (ja)
JP (1) JPS5045702A (ja)
CA (1) CA1014143A (ja)
GB (2) GB1462742A (ja)
ZA (1) ZA742741B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7885065B2 (en) 2007-01-25 2011-02-08 Sony Corporation Fan motor apparatus and electronic apparatus

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4030554A (en) * 1975-07-07 1977-06-21 Bakerdrill, Inc. Bore hole airhammer and anvil bit
US4054180A (en) * 1976-02-09 1977-10-18 Reed Tool Company Impact drilling tool having a shuttle valve
ZA7891B (en) * 1978-01-06 1979-08-29 Boart Int Ltd Down-the-hole drilling
FR2424408A1 (fr) * 1978-04-24 1979-11-23 Stenuick Freres Taillant de perforation pour marteau pneumatique fond-de-trou
EP0011219B1 (en) * 1978-11-10 1983-05-25 Halifax Tool Company Limited Connection of fluid flow path-defining components in down-the-hole hammer drills
US4530408A (en) * 1983-03-28 1985-07-23 Toutant Roland J Porting system for pneumatic impact hammer
FI70625C (fi) * 1984-07-03 1986-09-24 Tampella Oy Ab Kopplingsanordning foer en borrnacke foer slagborrmaskin
SE8501698L (sv) * 1985-04-04 1986-10-05 Santrade Ltd Borrkrona
SE8900473L (sv) * 1989-02-13 1990-08-14 Sandvik Ab Drill bit
US5263899A (en) * 1990-06-12 1993-11-23 Hitachi Construction Machinery Co., Ltd. Cylindrical telescopic kelly-bar apparatus
NO314053B1 (no) * 1999-12-28 2003-01-20 Norske Stats Oljeselskap Momentkobling for bruk i borestreng
US6808455B1 (en) * 2000-05-03 2004-10-26 Michael Solorenko Torsional shock absorber for a drill string
GB2395158B (en) * 2002-11-14 2005-11-16 Black & Decker Inc Tool holder for a rotary hammer
US7438140B2 (en) * 2006-01-27 2008-10-21 Exhaust Technologies, Inc. Shock attenuating device for a rotary impact tool
US20070289760A1 (en) * 2006-06-16 2007-12-20 Exhaust Technologies, Inc. Shock attenuating coupling device and rotary impact tool
WO2011094359A2 (en) * 2010-01-26 2011-08-04 Wvc Mincon Inc. Drilling assembly with underreaming bit and method of use

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3606930A (en) * 1969-10-06 1971-09-21 Baker Oil Tools Inc Down-hole drilling hammer
US3630292A (en) * 1970-03-09 1971-12-28 Meta Luella Vincent Vibratory hammer drill
US3612191A (en) * 1970-03-11 1971-10-12 Leo Andrew Martini Percussion drilling tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7885065B2 (en) 2007-01-25 2011-02-08 Sony Corporation Fan motor apparatus and electronic apparatus

Also Published As

Publication number Publication date
GB1462742A (en) 1977-01-26
CA1014143A (en) 1977-07-19
AU7056974A (en) 1976-01-08
US3866746A (en) 1975-02-18
GB1462743A (en) 1977-01-26
ZA742741B (en) 1975-04-30

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