GB2224081B - An arrangement for operating hydraulic actuating means in a rock drilling boom and the like boom construction - Google Patents

An arrangement for operating hydraulic actuating means in a rock drilling boom and the like boom construction

Info

Publication number
GB2224081B
GB2224081B GB8916311A GB8916311A GB2224081B GB 2224081 B GB2224081 B GB 2224081B GB 8916311 A GB8916311 A GB 8916311A GB 8916311 A GB8916311 A GB 8916311A GB 2224081 B GB2224081 B GB 2224081B
Authority
GB
United Kingdom
Prior art keywords
boom
arrangement
actuating means
hydraulic actuating
rock drilling
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.)
Expired - Lifetime
Application number
GB8916311A
Other versions
GB2224081A (en
GB8916311D0 (en
Inventor
Rauno Rajala
Juha Piipponen
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.)
Tampella Oy AB
Original Assignee
Tampella Oy 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 Tampella Oy AB filed Critical Tampella Oy AB
Publication of GB8916311D0 publication Critical patent/GB8916311D0/en
Publication of GB2224081A publication Critical patent/GB2224081A/en
Application granted granted Critical
Publication of GB2224081B publication Critical patent/GB2224081B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • E21B7/025—Rock drills, i.e. jumbo drills
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/003—Systems with load-holding valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50545—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using braking valves to maintain a back pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
GB8916311A 1988-07-27 1989-07-17 An arrangement for operating hydraulic actuating means in a rock drilling boom and the like boom construction Expired - Lifetime GB2224081B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI883528A FI83256C (en) 1988-07-27 1988-07-27 Device for use of hydraulic actuators in a rock drill boom

Publications (3)

Publication Number Publication Date
GB8916311D0 GB8916311D0 (en) 1989-08-31
GB2224081A GB2224081A (en) 1990-04-25
GB2224081B true GB2224081B (en) 1992-09-16

Family

ID=8526868

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8916311A Expired - Lifetime GB2224081B (en) 1988-07-27 1989-07-17 An arrangement for operating hydraulic actuating means in a rock drilling boom and the like boom construction

Country Status (14)

Country Link
JP (1) JPH02217586A (en)
CN (1) CN1039870A (en)
AT (1) AT393870B (en)
AU (1) AU615088B2 (en)
CA (1) CA1331126C (en)
CH (1) CH680813A5 (en)
DE (1) DE3924469A1 (en)
FI (1) FI83256C (en)
FR (1) FR2634817B1 (en)
GB (1) GB2224081B (en)
IT (1) IT1235268B (en)
NO (1) NO178837C (en)
SE (1) SE469570B (en)
ZA (1) ZA895494B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4118822A1 (en) * 1991-06-07 1992-12-10 Rexroth Mannesmann Gmbh Control circuit for vehicle hydraulic suspension - has separate solenoid valves for flow control and with valve action varied by control current
DE4436548C2 (en) * 1994-10-13 2000-12-21 Mannesmann Rexroth Ag Valve arrangement for actuating a hydraulic consumer
KR100474259B1 (en) * 1996-11-26 2005-06-20 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 Hydraulic devices for cylinders for work tools of construction machinery
DE102007049604B4 (en) * 2007-10-16 2014-08-21 Marco Systemanalyse Und Entwicklung Gmbh valve assembly
EP2341253B8 (en) * 2010-01-05 2013-10-16 Nem S.R.L. Device for piloting by means of a substantially incompressible fluid
IT202100021647A1 (en) 2021-08-10 2023-02-10 Omt Group S P A FLUID DYNAMIC CONTROL DEVICE, FOR DOUBLE ACTING ACTUATORS

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT303647B (en) * 1970-06-23 1972-12-11 Boehler & Co Ag Geb Drill support
FR2459895A1 (en) * 1979-06-25 1981-01-16 Secoma REMOTE POWER SUPPLY AND CONTROL DEVICE FOR A PLURALITY OF HYDRAULIC RECEIVERS ARRANGED ON THE SAME GEAR
MX154044A (en) * 1980-10-17 1987-04-08 Caterpillar Tractor Co IMPROVEMENTS IN VALVE ACTUATION WITH LATCH FOR HYDRAULIC SYSTEMS
DE3044144A1 (en) * 1980-11-24 1982-09-09 Linde Ag, 6200 Wiesbaden HYDROSTATIC DRIVE SYSTEM WITH ONE ADJUSTABLE PUMP AND SEVERAL CONSUMERS
FI79884C (en) * 1988-06-03 1990-03-12 Tampella Oy Ab Method and apparatus for drilling a hole in rock

Also Published As

Publication number Publication date
ZA895494B (en) 1990-04-25
FR2634817B1 (en) 1992-06-19
ATA179889A (en) 1991-06-15
GB2224081A (en) 1990-04-25
NO178837B (en) 1996-03-04
AU3828989A (en) 1990-02-01
JPH02217586A (en) 1990-08-30
AT393870B (en) 1991-12-27
NO893044L (en) 1990-01-29
NO893044D0 (en) 1989-07-26
FR2634817A1 (en) 1990-02-02
IT8921291A0 (en) 1989-07-25
SE8902602L (en) 1990-01-28
FI883528A (en) 1990-01-28
FI83256C (en) 1991-06-10
CH680813A5 (en) 1992-11-13
NO178837C (en) 1996-06-12
SE469570B (en) 1993-07-26
DE3924469A1 (en) 1990-02-01
AU615088B2 (en) 1991-09-19
IT1235268B (en) 1992-06-26
CA1331126C (en) 1994-08-02
FI883528A0 (en) 1988-07-27
SE8902602D0 (en) 1989-07-26
FI83256B (en) 1991-02-28
CN1039870A (en) 1990-02-21
GB8916311D0 (en) 1989-08-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990717