FR2481183A1 - Dispositif d'entrainement hydraulique pour outil a percussion - Google Patents
Dispositif d'entrainement hydraulique pour outil a percussion Download PDFInfo
- Publication number
- FR2481183A1 FR2481183A1 FR8101826A FR8101826A FR2481183A1 FR 2481183 A1 FR2481183 A1 FR 2481183A1 FR 8101826 A FR8101826 A FR 8101826A FR 8101826 A FR8101826 A FR 8101826A FR 2481183 A1 FR2481183 A1 FR 2481183A1
- Authority
- FR
- France
- Prior art keywords
- groove
- cylinder
- reflux
- working
- pressure liquid
- 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.)
- Granted
Links
- 238000009527 percussion Methods 0.000 title claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 62
- 238000010992 reflux Methods 0.000 claims description 38
- 238000011010 flushing procedure Methods 0.000 claims description 4
- 238000013016 damping Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/007—Reciprocating-piston liquid engines with single cylinder, double-acting piston
- F03C1/0073—Reciprocating-piston liquid engines with single cylinder, double-acting piston one side of the double-acting piston being always under the influence of the liquid under pressure
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Actuator (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803015696 DE3015696A1 (de) | 1980-04-24 | 1980-04-24 | Hyraulische antriebsvorrichtung fuer ein schlagwerkzeug |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2481183A1 true FR2481183A1 (fr) | 1981-10-30 |
FR2481183B1 FR2481183B1 (es) | 1983-01-07 |
Family
ID=6100778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8101826A Granted FR2481183A1 (fr) | 1980-04-24 | 1981-01-30 | Dispositif d'entrainement hydraulique pour outil a percussion |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE3015696A1 (es) |
ES (1) | ES499091A0 (es) |
FR (1) | FR2481183A1 (es) |
GB (1) | GB2074663B (es) |
SE (1) | SE8100707L (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8715784U1 (de) * | 1987-11-28 | 1989-03-23 | Salzgitter Maschinenbau GmbH, 3320 Salzgitter | Steuervorrichtung für eine hydraulische Antriebsvorrichtung |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2268602A1 (es) * | 1974-04-25 | 1975-11-21 | Tampella Oy Ab | |
DE2520323A1 (de) * | 1975-05-07 | 1976-11-18 | Salzgitter Maschinen Ag | Hydraulische antriebsvorrichtung fuer schlagwerkzeuge |
US4196780A (en) * | 1978-05-09 | 1980-04-08 | Kabushiki Kaisha Komatsu Seisakusho | Hydraulic percussion drill |
EP0022865A1 (en) * | 1978-12-15 | 1981-01-28 | Furukawakogyo Co.Ltd | Hydraulically-driven downhole drill |
-
1980
- 1980-04-24 DE DE19803015696 patent/DE3015696A1/de not_active Withdrawn
-
1981
- 1981-01-30 SE SE8100707A patent/SE8100707L/ not_active Application Discontinuation
- 1981-01-30 FR FR8101826A patent/FR2481183A1/fr active Granted
- 1981-02-04 ES ES499091A patent/ES499091A0/es active Granted
- 1981-02-23 GB GB8105664A patent/GB2074663B/en not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2268602A1 (es) * | 1974-04-25 | 1975-11-21 | Tampella Oy Ab | |
DE2520323A1 (de) * | 1975-05-07 | 1976-11-18 | Salzgitter Maschinen Ag | Hydraulische antriebsvorrichtung fuer schlagwerkzeuge |
US4196780A (en) * | 1978-05-09 | 1980-04-08 | Kabushiki Kaisha Komatsu Seisakusho | Hydraulic percussion drill |
EP0022865A1 (en) * | 1978-12-15 | 1981-01-28 | Furukawakogyo Co.Ltd | Hydraulically-driven downhole drill |
Also Published As
Publication number | Publication date |
---|---|
FR2481183B1 (es) | 1983-01-07 |
GB2074663A (en) | 1981-11-04 |
GB2074663B (en) | 1983-10-26 |
ES8201463A1 (es) | 1981-12-16 |
ES499091A0 (es) | 1981-12-16 |
DE3015696A1 (de) | 1981-10-29 |
SE8100707L (sv) | 1981-10-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |