NO974784L - Hydraulisk anordning for å dreie aktuatoren til en fjellboringsmaskin - Google Patents

Hydraulisk anordning for å dreie aktuatoren til en fjellboringsmaskin

Info

Publication number
NO974784L
NO974784L NO974784A NO974784A NO974784L NO 974784 L NO974784 L NO 974784L NO 974784 A NO974784 A NO 974784A NO 974784 A NO974784 A NO 974784A NO 974784 L NO974784 L NO 974784L
Authority
NO
Norway
Prior art keywords
cylinder
pistons
control
valves
valve
Prior art date
Application number
NO974784A
Other languages
English (en)
Norwegian (no)
Other versions
NO974784D0 (no
Inventor
Markku Launiemi
Mikko Huttunen
Original Assignee
Tamrock Oy
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 Tamrock Oy filed Critical Tamrock Oy
Publication of NO974784D0 publication Critical patent/NO974784D0/no
Publication of NO974784L publication Critical patent/NO974784L/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E21D20/003—Machines for drilling anchor holes and setting anchor bolts
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
NO974784A 1995-04-21 1997-10-16 Hydraulisk anordning for å dreie aktuatoren til en fjellboringsmaskin NO974784L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI951913A FI105944B (fi) 1995-04-21 1995-04-21 Hydraulisovitelma kallionporauslaitteen toimilaitteen kääntämiseksi
PCT/FI1996/000210 WO1996033337A1 (en) 1995-04-21 1996-04-18 A hydraulic arrangement for turning the actuator of a rock drilling machine

Publications (2)

Publication Number Publication Date
NO974784D0 NO974784D0 (no) 1997-10-16
NO974784L true NO974784L (no) 1997-10-16

Family

ID=8543285

Family Applications (1)

Application Number Title Priority Date Filing Date
NO974784A NO974784L (no) 1995-04-21 1997-10-16 Hydraulisk anordning for å dreie aktuatoren til en fjellboringsmaskin

Country Status (10)

Country Link
EP (1) EP0824634B1 (de)
JP (1) JP3449725B2 (de)
AT (1) ATE231213T1 (de)
AU (1) AU704357B2 (de)
DE (1) DE69625808D1 (de)
FI (1) FI105944B (de)
NO (1) NO974784L (de)
PL (1) PL322844A1 (de)
WO (1) WO1996033337A1 (de)
ZA (1) ZA962922B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109458201B (zh) * 2018-11-23 2020-10-23 晋中学院 压力流量可调防卡死液压钻锚机

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU501926B2 (en) * 1977-09-06 1979-07-05 Australian Iron & Steel Pty. Limited Hydraulic circuit for rock drill
US5246313A (en) * 1991-06-28 1993-09-21 Secoma S.A. Apparatus for forming long and short holes and setting rock bolts

Also Published As

Publication number Publication date
WO1996033337A1 (en) 1996-10-24
NO974784D0 (no) 1997-10-16
AU704357B2 (en) 1999-04-22
AU5400496A (en) 1996-11-07
PL322844A1 (en) 1998-02-16
ZA962922B (en) 1996-10-17
EP0824634B1 (de) 2003-01-15
ATE231213T1 (de) 2003-02-15
JP3449725B2 (ja) 2003-09-22
FI951913A0 (fi) 1995-04-21
FI105944B (fi) 2000-10-31
JPH11503800A (ja) 1999-03-30
DE69625808D1 (de) 2003-02-20
FI951913L (fi) 1996-10-22
EP0824634A1 (de) 1998-02-25

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