FI931438A0 - Saenkborrmaskin - Google Patents

Saenkborrmaskin

Info

Publication number
FI931438A0
FI931438A0 FI931438A FI931438A FI931438A0 FI 931438 A0 FI931438 A0 FI 931438A0 FI 931438 A FI931438 A FI 931438A FI 931438 A FI931438 A FI 931438A FI 931438 A0 FI931438 A0 FI 931438A0
Authority
FI
Finland
Prior art keywords
tube
angle
end sections
hammer piston
saenkborrmaskin
Prior art date
Application number
FI931438A
Other languages
English (en)
Other versions
FI100261B (fi
FI931438A (fi
Inventor
Berndt Ekwall
Torbjoern Jakobsson
Martin Peterson
Original Assignee
Uniroc Ab
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 Uniroc Ab filed Critical Uniroc Ab
Publication of FI931438A0 publication Critical patent/FI931438A0/fi
Publication of FI931438A publication Critical patent/FI931438A/fi
Application granted granted Critical
Publication of FI100261B publication Critical patent/FI100261B/fi

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/06—Hammer pistons; Anvils ; Guide-sleeves for pistons

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)
  • Adornments (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Drilling And Boring (AREA)
  • Drilling Tools (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
FI931438A 1992-03-31 1993-03-30 Upotusporakone FI100261B (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9200995A SE9200995L (sv) 1992-03-31 1992-03-31 Slagkolv foer saenkborrmaskin

Publications (3)

Publication Number Publication Date
FI931438A0 true FI931438A0 (fi) 1993-03-30
FI931438A FI931438A (fi) 1993-10-01
FI100261B FI100261B (fi) 1997-10-31

Family

ID=20385795

Family Applications (1)

Application Number Title Priority Date Filing Date
FI931438A FI100261B (fi) 1992-03-31 1993-03-30 Upotusporakone

Country Status (10)

Country Link
US (1) US5279371A (fi)
EP (1) EP0564427B1 (fi)
JP (1) JP3335207B2 (fi)
AT (1) ATE139299T1 (fi)
AU (1) AU656660B2 (fi)
CA (1) CA2091022C (fi)
DE (1) DE69303098T2 (fi)
ES (1) ES2090946T3 (fi)
FI (1) FI100261B (fi)
SE (1) SE9200995L (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5437436A (en) * 1993-08-20 1995-08-01 Ni-Tech, Inc. Stand-alone gas spring
DE10120026C2 (de) * 2001-04-24 2003-04-03 Rexroth Mecman Gmbh Druckmittelzylinder mit einer Verdrehsicherung
US6810973B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having offset cutting tooth paths
US6827159B2 (en) 2002-02-08 2004-12-07 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having an offset drilling fluid seal
US6810971B1 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit
US6814168B2 (en) 2002-02-08 2004-11-09 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having elevated wear protector receptacles
US6810972B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having a one bolt attachment system
US7921941B2 (en) 2008-01-28 2011-04-12 Drillco Tools S.A. Pressurized fluid flow system for a reverse circulation hammer
US8640794B2 (en) * 2008-01-28 2014-02-04 Drillco Tools S.A. Pressurized fluid flow system for a normal circulation hammer and hammer thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1069853A (en) * 1913-01-04 1913-08-12 Andrew J Carter Hammer-drill.
US2013744A (en) * 1932-04-11 1935-09-10 Cleveland Rock Drill Co Rotation mechanism for rock drills
US3180236A (en) * 1962-12-20 1965-04-27 Beckett Harcum Co Fluid motor construction
US3270821A (en) * 1963-09-20 1966-09-06 Skil Corp Power tool
US3958645A (en) * 1972-04-24 1976-05-25 Bakerdrill, Inc. Bore hole air hammer
EP0040026A1 (en) * 1980-05-09 1981-11-18 Halifax Tool Company Limited Free piston machines
IT1182507B (it) * 1985-07-12 1987-10-05 Ae Borgo Spa Pistoni con profilo asimmetrico per motori a combustione interna
US4821812A (en) * 1987-05-27 1989-04-18 Ingersoll-Rand Company Down hole drill improvement

Also Published As

Publication number Publication date
SE9200995D0 (sv) 1992-03-31
JPH0610580A (ja) 1994-01-18
EP0564427B1 (en) 1996-06-12
DE69303098D1 (de) 1996-07-18
SE469185B (sv) 1993-05-24
EP0564427A1 (en) 1993-10-06
AU656660B2 (en) 1995-02-09
ATE139299T1 (de) 1996-06-15
FI100261B (fi) 1997-10-31
US5279371A (en) 1994-01-18
DE69303098T2 (de) 1997-01-16
AU3559293A (en) 1993-10-07
ES2090946T3 (es) 1996-10-16
FI931438A (fi) 1993-10-01
SE9200995L (sv) 1993-05-24
JP3335207B2 (ja) 2002-10-15
CA2091022C (en) 2005-06-07
CA2091022A1 (en) 1993-10-01

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Legal Events

Date Code Title Description
MA Patent expired