FI883528A - ANORDING FOR HYDRAULIC MANUFACTURING AND ENCLOSURE OF CHARACTERISTICS. - Google Patents

ANORDING FOR HYDRAULIC MANUFACTURING AND ENCLOSURE OF CHARACTERISTICS. Download PDF

Info

Publication number
FI883528A
FI883528A FI883528A FI883528A FI883528A FI 883528 A FI883528 A FI 883528A FI 883528 A FI883528 A FI 883528A FI 883528 A FI883528 A FI 883528A FI 883528 A FI883528 A FI 883528A
Authority
FI
Finland
Prior art keywords
anording
enclosure
hydraulic manufacturing
hydraulic
manufacturing
Prior art date
Application number
FI883528A
Other languages
Finnish (fi)
Other versions
FI83256C (en
FI883528A0 (en
FI83256B (en
Inventor
Rauno Rajala
Juha Piipponen
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 FI883528A0 publication Critical patent/FI883528A0/en
Priority to FI883528A priority Critical patent/FI83256C/en
Priority to GB8916311A priority patent/GB2224081B/en
Priority to CA000605993A priority patent/CA1331126C/en
Priority to ZA895494A priority patent/ZA895494B/en
Priority to AU38289/89A priority patent/AU615088B2/en
Priority to DE3924469A priority patent/DE3924469A1/en
Priority to IT8921291A priority patent/IT1235268B/en
Priority to JP1190699A priority patent/JPH02217586A/en
Priority to SE8902602A priority patent/SE469570B/en
Priority to CH2792/89A priority patent/CH680813A5/de
Priority to AT0179889A priority patent/AT393870B/en
Priority to NO893044A priority patent/NO178837C/en
Priority to FR898910052A priority patent/FR2634817B1/en
Priority to CN89106123A priority patent/CN1039870A/en
Publication of FI883528A publication Critical patent/FI883528A/en
Application granted granted Critical
Publication of FI83256B publication Critical patent/FI83256B/en
Publication of FI83256C publication Critical patent/FI83256C/en

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)
FI883528A 1988-07-27 1988-07-27 Device for use of hydraulic actuators in a rock drill boom FI83256C (en)

Priority Applications (14)

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
GB8916311A 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
CA000605993A CA1331126C (en) 1988-07-27 1989-07-18 Arrangement for operating hydraulic actuating means in a rock drilling boom and the like boom construction
ZA895494A ZA895494B (en) 1988-07-27 1989-07-19 An arrangement for operating hydraulic actuating means in a rock drilling boom and the like boom construction
AU38289/89A AU615088B2 (en) 1988-07-27 1989-07-20 An arrangement for operating hydraulic actuating means in a rock drilling boom and the like boom construction
DE3924469A DE3924469A1 (en) 1988-07-27 1989-07-24 ARRANGEMENT FOR OPERATING HYDRAULIC OPERATING DEVICES OF A STONE DRILL ARM OR SIMILAR DRILL ARM CONSTRUCTION
IT8921291A IT1235268B (en) 1988-07-27 1989-07-25 DEVICE FOR THE OPERATION OF HYDRAULIC DRIVE VEHICLES IN ONE ARM FOR ROCK PERFORATION AND SIMILAR ARM CONSTRUCTIONS.
JP1190699A JPH02217586A (en) 1988-07-27 1989-07-25 Driving device of hydraulic actuation means
SE8902602A SE469570B (en) 1988-07-27 1989-07-26 DEVICE FOR OPERATION OF HYDRAULIC DRIVE DEVICES IN A MOUNTAIN BORNING BOOM OR A CLEAR BOOM CONSTRUCTION
CH2792/89A CH680813A5 (en) 1988-07-27 1989-07-26
AT0179889A AT393870B (en) 1988-07-27 1989-07-26 ARRANGEMENT FOR OPERATING HYDRAULIC OPERATING DEVICES OF A STONE DRILL ARM OR SIMILAR DRILL ARM CONSTRUCTION
NO893044A NO178837C (en) 1988-07-27 1989-07-26 Device for operating hydraulic drive devices in a rock drill boom or similar boom structure
FR898910052A FR2634817B1 (en) 1988-07-27 1989-07-26 DEVICE FOR CONTROLLING HYDRAULIC OPERATING MEANS IN A ROCK DRILL BOOM AND AN ANALOG BOOM STRUCTURE
CN89106123A CN1039870A (en) 1988-07-27 1989-07-27 The operating means of the hydraulic transmission in the arm-type structure of rock drill boom and similar class

Applications Claiming Priority (2)

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
FI883528 1988-07-27

Publications (4)

Publication Number Publication Date
FI883528A0 FI883528A0 (en) 1988-07-27
FI883528A true FI883528A (en) 1990-01-28
FI83256B FI83256B (en) 1991-02-28
FI83256C FI83256C (en) 1991-06-10

Family

ID=8526868

Family Applications (1)

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

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
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
GB2224081B (en) 1992-09-16
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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MM Patent lapsed

Owner name: OY TAMPELLA AB