[go: up one dir, main page]

GB1346540A - Device for controlling the feeding force during rock drilling - Google Patents

Device for controlling the feeding force during rock drilling

Info

Publication number
GB1346540A
GB1346540A GB3998072A GB3998072A GB1346540A GB 1346540 A GB1346540 A GB 1346540A GB 3998072 A GB3998072 A GB 3998072A GB 3998072 A GB3998072 A GB 3998072A GB 1346540 A GB1346540 A GB 1346540A
Authority
GB
United Kingdom
Prior art keywords
motor
pressure
conduit
valve
gas
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
Application number
GB3998072A
Other languages
English (en)
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.)
Atlas Copco AB
Original Assignee
Atlas Copco 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 Atlas Copco AB filed Critical Atlas Copco AB
Publication of GB1346540A publication Critical patent/GB1346540A/en
Expired 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
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/02—Automatic control of the tool feed
    • E21B44/06—Automatic control of the tool feed in response to the flow or pressure of the motive fluid of the drive
    • 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
    • E21B6/00—Drives for drilling with combined rotary and percussive action

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
GB3998072A 1971-09-07 1972-08-29 Device for controlling the feeding force during rock drilling Expired GB1346540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE11297/71A SE361704B (fi) 1971-09-07 1971-09-07

Publications (1)

Publication Number Publication Date
GB1346540A true GB1346540A (en) 1974-02-13

Family

ID=20293707

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3998072A Expired GB1346540A (en) 1971-09-07 1972-08-29 Device for controlling the feeding force during rock drilling

Country Status (12)

Country Link
JP (1) JPS5335881B2 (fi)
AT (1) AT321228B (fi)
CH (1) CH541713A (fi)
DE (1) DE2242920C3 (fi)
FI (1) FI55893C (fi)
FR (1) FR2152709B1 (fi)
GB (1) GB1346540A (fi)
IT (1) IT965181B (fi)
NO (1) NO133332C (fi)
PL (1) PL76065B1 (fi)
SE (1) SE361704B (fi)
ZA (1) ZA725902B (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9890504B2 (en) 2012-12-12 2018-02-13 Vermeer Manufacturing Company Systems and methods for sensing wear of reducing elements of a material reducing machine

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2960619D1 (en) * 1978-05-19 1981-11-12 Roehm Guenter H Chuck for turning machines
DE3005459A1 (de) * 1980-02-14 1981-08-20 Paul Forkardt KG, 4000 Düsseldorf Spannfutter fuer drehmaschinen
JPS5871162A (ja) * 1981-10-24 1983-04-27 Komori Printing Mach Co Ltd 反転機構付枚葉輪転印刷機の位相調整装置
FI943695L (fi) * 1994-08-10 1996-02-11 Valto Ilomaeki Menetelmä poralaitteen säätämiseksi

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9890504B2 (en) 2012-12-12 2018-02-13 Vermeer Manufacturing Company Systems and methods for sensing wear of reducing elements of a material reducing machine
US10415195B2 (en) 2012-12-12 2019-09-17 Vermeer Manufacturing Company Systems and methods for sensing wear of reducing elements of a material reducing machine
US10947678B2 (en) 2012-12-12 2021-03-16 Vermeer Manufacturing Company Systems and methods for sensing wear of reducing elements of a material reducing machine

Also Published As

Publication number Publication date
FR2152709B1 (fi) 1977-01-14
JPS5335881B2 (fi) 1978-09-29
NO133332B (fi) 1976-01-05
IT965181B (it) 1974-01-31
ZA725902B (en) 1973-06-27
DE2242920B2 (de) 1973-06-14
PL76065B1 (en) 1975-02-28
DE2242920A1 (de) 1973-04-05
FI55893C (fi) 1979-10-10
SE361704B (fi) 1973-11-12
JPS4839301A (fi) 1973-06-09
NO133332C (fi) 1976-04-12
FI55893B (fi) 1979-06-29
FR2152709A1 (fi) 1973-04-27
AT321228B (de) 1975-03-25
CH541713A (de) 1973-09-15
DE2242920C3 (de) 1974-01-10

Similar Documents

Publication Publication Date Title
US4095916A (en) Timed intermittent air propelled liquid coolant system for machine tools
US2453465A (en) Apparatus for mixing drilling mud
GB1293550A (en) Improvements in and relating to control valves
GB1346540A (en) Device for controlling the feeding force during rock drilling
CA2013711A1 (en) A method and an arrangement for controlling a rock drilling apparatus
GB1279112A (en) Rock drilling apparatus
GB1422432A (en) Rock drill feed mechanism
GB1246524A (en) Improvements in a power operated drilling unit
US3144176A (en) Apparatus for remote conrtrol of a number of operations
GB1007903A (en) Feed control means for down-the-hole rock drill rigs
GB1380097A (en) Device for controlling the feeding force during rock-drilling
US3620646A (en) Central hydraulic system for a vehicle
US2083695A (en) Blasting method and apparatus
US2570317A (en) Flow-regulating valve
GB1246523A (en) Improvements in a power operated unit for drilling and similar purposes
GB1376063A (en) Control valve means for fluid motors
GB996312A (en) Improvements in or relating to valves for bottling and the like machines
GB1353573A (en) Torque control device for a nut runner
GB925982A (en) Fluid servomotor control of oxygen pressure for thermochemical descarfing apparatus
GB1300109A (en) The control of a fluid-operated drill motor mounted on an extensible leg and a control device suitable for use in such control
GB1456679A (en) Drilling or screw-thread cutting unit
GB964745A (en) Improvements in or relating to device for controlling the delivery of a fluid under pressure from two or more sources to an apparatus
GB1043532A (en) Improvements relating to drilling
GB917682A (en) Fluid flow control valve
GB980498A (en) Control valve assembly for advancing hydraulic face roof support structures

Legal Events

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