ZA771682B - Rock drill - Google Patents
Rock drillInfo
- Publication number
- ZA771682B ZA771682B ZA00771682A ZA771682A ZA771682B ZA 771682 B ZA771682 B ZA 771682B ZA 00771682 A ZA00771682 A ZA 00771682A ZA 771682 A ZA771682 A ZA 771682A ZA 771682 B ZA771682 B ZA 771682B
- Authority
- ZA
- South Africa
- Prior art keywords
- rock drill
- drill
- rock
- Prior art date
Links
- 239000011435 rock Substances 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/06—Means for driving the impulse member
- B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
-
- 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
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/670,262 US4074771A (en) | 1976-03-25 | 1976-03-25 | Rock drill |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA771682B true ZA771682B (en) | 1978-02-22 |
Family
ID=24689678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00771682A ZA771682B (en) | 1976-03-25 | 1977-03-21 | Rock drill |
Country Status (16)
Country | Link |
---|---|
US (1) | US4074771A (pt) |
JP (1) | JPS52131902A (pt) |
AT (1) | AT359451B (pt) |
AU (1) | AU502821B2 (pt) |
BE (1) | BE852892A (pt) |
BR (1) | BR7701812A (pt) |
CA (1) | CA1055477A (pt) |
CH (1) | CH618770A5 (pt) |
DE (1) | DE2713338A1 (pt) |
FI (1) | FI770950A (pt) |
FR (1) | FR2345578A1 (pt) |
GB (1) | GB1579239A (pt) |
MX (1) | MX147126A (pt) |
PL (1) | PL117538B1 (pt) |
SE (1) | SE431247B (pt) |
ZA (1) | ZA771682B (pt) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4246973A (en) * | 1978-01-23 | 1981-01-27 | Cooper Industries, Inc. | Controls for hydraulic percussion drill |
FI56723C (fi) * | 1978-05-11 | 1980-03-10 | Tampella Oy Ab | Styrningssystem foer borrmaskin |
JPS5655684A (en) * | 1979-10-06 | 1981-05-16 | Toyo Kogyo Co | Feed controller circuit for hydraulic rock driller |
AT381363B (de) * | 1983-11-08 | 1986-10-10 | Ver Edelstahlwerke Ag | Vorrichtung zum schlagenden bohren |
DE3518892C1 (de) * | 1985-05-25 | 1987-02-26 | Klemm Bohrtech | Hydraulische Schlagbohrvorrichtung |
FI86008C (fi) * | 1989-04-06 | 1992-06-25 | Tampella Oy Ab | Foerfarande och anordning foer reglering av en bergborrningsmaskin. |
DE4036918A1 (de) * | 1990-11-20 | 1992-05-21 | Krupp Maschinentechnik | Verfahren zur anpassung des arbeitsverhaltens eines schlagwerks an die haerte des zerkleinerungsmaterials und einrichtung zur durchfuehrung des verfahrens |
FI90276C (fi) * | 1991-01-03 | 1994-01-10 | Tamrock Oy | Menetelmä reiän poraamiseksi kallioon |
ZA932779B (en) * | 1993-04-21 | 1994-10-12 | Jarmo Uolevi Leppaenen | Control system for percussion drill |
FI97419C (fi) * | 1993-09-20 | 1996-12-10 | Tamrock Oy | Sovitelma kallionporakoneen syöttölaitteiston ohjaamiseksi |
FI105054B (fi) * | 1997-06-13 | 2000-05-31 | Tamrock Oy | Menetelmä kallionporauksen ohjaamiseksi |
FI981707A0 (fi) | 1998-08-06 | 1998-08-06 | Tamrock Oy | Sovitelma kallionporauksen ohjaamiseksi |
FR2802970B1 (fr) | 1999-12-23 | 2002-03-08 | Montabert Ets | Dispositif d'alimentation hydraulique d'un appareil de forage roto-percutant |
FI20030115A (fi) * | 2003-01-24 | 2004-07-25 | Sandvik Tamrock Oy | Hydraulijärjestelmä louhintalaitetta varten ja menetelmä kallioporakoneen tehon säätämiseksi |
US8261855B2 (en) | 2009-11-11 | 2012-09-11 | Flanders Electric, Ltd. | Methods and systems for drilling boreholes |
EP2697441B1 (en) * | 2011-04-15 | 2017-07-19 | Volvo Construction Equipment AB | Method and device for reducing vibrations in a working machine |
WO2021016885A1 (zh) * | 2019-07-30 | 2021-02-04 | 广西恒日科技股份有限公司 | 一种全液压轮式凿岩钻机液压控制系统 |
EP3854532A1 (de) * | 2019-08-19 | 2021-07-28 | Hilti Aktiengesellschaft | Handwerkzeugmaschine, werkzeug und handwerkzeugmaschinensystem mit bestimmtem drehzahl-schlagleistungs-verhältnis |
AU2021385230A1 (en) * | 2020-11-27 | 2023-06-22 | Epiroc Rock Drills Aktiebolag | Arrangement of controlling drilling parameters during extraction of a drill string |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3561542A (en) * | 1969-03-20 | 1971-02-09 | Gardner Denver Co | Control system for rock drills |
US3581830A (en) * | 1969-09-03 | 1971-06-01 | Bucyrus Erie Co | Linear feed control for a rotary tool |
US3823784A (en) * | 1973-06-08 | 1974-07-16 | Dresser Ind | Method and apparatus for controlling hydraulic drifters |
DE2447935A1 (de) * | 1973-10-09 | 1975-04-17 | Tampella Oy Ab | Verfahren und vorrichtung zur steuerung eines gesteinsbohrers |
FR2250014A1 (pt) * | 1973-11-07 | 1975-05-30 | Secoma | |
FI55892C (fi) * | 1974-03-18 | 1979-10-10 | Tampella Oy Ab | Hydraulisk borrmaskin i synnerhet bergborrningsmaskin |
-
1976
- 1976-03-25 US US05/670,262 patent/US4074771A/en not_active Expired - Lifetime
-
1977
- 1977-03-16 CA CA274,125A patent/CA1055477A/en not_active Expired
- 1977-03-21 ZA ZA00771682A patent/ZA771682B/xx unknown
- 1977-03-22 GB GB12026/77A patent/GB1579239A/en not_active Expired
- 1977-03-22 AU AU23472/77A patent/AU502821B2/en not_active Expired
- 1977-03-23 SE SE7703315A patent/SE431247B/xx unknown
- 1977-03-24 BR BR7701812A patent/BR7701812A/pt unknown
- 1977-03-24 MX MX168495A patent/MX147126A/es unknown
- 1977-03-25 CH CH383977A patent/CH618770A5/de not_active IP Right Cessation
- 1977-03-25 JP JP3232077A patent/JPS52131902A/ja active Pending
- 1977-03-25 PL PL1977196919A patent/PL117538B1/pl unknown
- 1977-03-25 FI FI770950A patent/FI770950A/fi not_active Application Discontinuation
- 1977-03-25 AT AT211477A patent/AT359451B/de not_active IP Right Cessation
- 1977-03-25 BE BE176129A patent/BE852892A/xx not_active IP Right Cessation
- 1977-03-25 DE DE19772713338 patent/DE2713338A1/de not_active Withdrawn
- 1977-03-25 FR FR7708950A patent/FR2345578A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US4074771A (en) | 1978-02-21 |
SE7703315L (sv) | 1977-09-26 |
AU2347277A (en) | 1978-09-28 |
AU502821B2 (en) | 1979-08-09 |
MX147126A (es) | 1982-10-13 |
PL196919A1 (pl) | 1978-02-27 |
BR7701812A (pt) | 1977-12-20 |
PL117538B1 (en) | 1981-08-31 |
FR2345578A1 (fr) | 1977-10-21 |
DE2713338A1 (de) | 1977-10-06 |
SE431247B (sv) | 1984-01-23 |
CA1055477A (en) | 1979-05-29 |
ATA211477A (de) | 1980-04-15 |
FI770950A (pt) | 1977-09-26 |
JPS52131902A (en) | 1977-11-05 |
GB1579239A (en) | 1980-11-19 |
BE852892A (fr) | 1977-09-26 |
AT359451B (de) | 1980-11-10 |
CH618770A5 (pt) | 1980-08-15 |
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