DE2242920C3 - Steuervorrichtung für den Vorschubantrieb einer Gesteinsbohrmaschine - Google Patents
Steuervorrichtung für den Vorschubantrieb einer GesteinsbohrmaschineInfo
- Publication number
- DE2242920C3 DE2242920C3 DE2242920A DE2242920A DE2242920C3 DE 2242920 C3 DE2242920 C3 DE 2242920C3 DE 2242920 A DE2242920 A DE 2242920A DE 2242920 A DE2242920 A DE 2242920A DE 2242920 C3 DE2242920 C3 DE 2242920C3
- Authority
- DE
- Germany
- Prior art keywords
- motor
- control device
- line
- valve
- pressure
- 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
Links
- 239000011435 rock Substances 0.000 title claims 8
- 238000005553 drilling Methods 0.000 title claims 4
- 241000220317 Rosa Species 0.000 claims 1
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 108090000623 proteins and genes Proteins 0.000 claims 1
- 238000010408 sweeping Methods 0.000 claims 1
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE11297/71A SE361704B (enrdf_load_stackoverflow) | 1971-09-07 | 1971-09-07 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2242920A1 DE2242920A1 (de) | 1973-04-05 |
DE2242920B2 DE2242920B2 (de) | 1973-06-14 |
DE2242920C3 true DE2242920C3 (de) | 1974-01-10 |
Family
ID=20293707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2242920A Expired DE2242920C3 (de) | 1971-09-07 | 1972-08-31 | Steuervorrichtung für den Vorschubantrieb einer Gesteinsbohrmaschine |
Country Status (12)
Families Citing this family (6)
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 |
AT382683B (de) * | 1985-08-16 | 1987-03-25 | Voest Alpine Ag | Einrichtung zur ueberwachung des abnuetzungsgrades von meisseln eines schraemkopfes |
FI943695A7 (fi) * | 1994-08-10 | 1996-02-11 | Ilomaeki Valto | Menetelmä poralaitteen säätämiseksi |
WO2014093625A1 (en) | 2012-12-12 | 2014-06-19 | Vermeer Manufacturing Company | Systems and methods for sensing wear of reducing elements of a material reducing machine |
-
1971
- 1971-09-07 SE SE11297/71A patent/SE361704B/xx unknown
-
1972
- 1972-08-28 ZA ZA725902A patent/ZA725902B/xx unknown
- 1972-08-29 GB GB3998072A patent/GB1346540A/en not_active Expired
- 1972-08-31 DE DE2242920A patent/DE2242920C3/de not_active Expired
- 1972-09-01 IT IT52503/72A patent/IT965181B/it active
- 1972-09-05 FI FI2448/72A patent/FI55893C/fi active
- 1972-09-05 NO NO3154/72A patent/NO133332C/no unknown
- 1972-09-06 AT AT765472A patent/AT321228B/de not_active IP Right Cessation
- 1972-09-06 JP JP8875472A patent/JPS5335881B2/ja not_active Expired
- 1972-09-06 PL PL1972157618A patent/PL76065B1/pl unknown
- 1972-09-07 FR FR7231685A patent/FR2152709B1/fr not_active Expired
- 1972-09-07 CH CH1314872A patent/CH541713A/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IT965181B (it) | 1974-01-31 |
SE361704B (enrdf_load_stackoverflow) | 1973-11-12 |
PL76065B1 (en) | 1975-02-28 |
JPS5335881B2 (enrdf_load_stackoverflow) | 1978-09-29 |
FI55893B (fi) | 1979-06-29 |
JPS4839301A (enrdf_load_stackoverflow) | 1973-06-09 |
ZA725902B (en) | 1973-06-27 |
FI55893C (fi) | 1979-10-10 |
DE2242920B2 (de) | 1973-06-14 |
GB1346540A (en) | 1974-02-13 |
AT321228B (de) | 1975-03-25 |
NO133332B (enrdf_load_stackoverflow) | 1976-01-05 |
DE2242920A1 (de) | 1973-04-05 |
FR2152709B1 (enrdf_load_stackoverflow) | 1977-01-14 |
NO133332C (enrdf_load_stackoverflow) | 1976-04-12 |
CH541713A (de) | 1973-09-15 |
FR2152709A1 (enrdf_load_stackoverflow) | 1973-04-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
E77 | Valid patent as to the heymanns-index 1977 | ||
8339 | Ceased/non-payment of the annual fee |