FR2749531B1 - Dispositif a effet de percussion - Google Patents
Dispositif a effet de percussionInfo
- Publication number
- FR2749531B1 FR2749531B1 FR9607227A FR9607227A FR2749531B1 FR 2749531 B1 FR2749531 B1 FR 2749531B1 FR 9607227 A FR9607227 A FR 9607227A FR 9607227 A FR9607227 A FR 9607227A FR 2749531 B1 FR2749531 B1 FR 2749531B1
- Authority
- FR
- France
- Prior art keywords
- effect device
- percussion effect
- percussion
- effect
- 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 - Fee Related
Links
- 238000009527 percussion Methods 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
-
- 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
- B25D9/14—Control devices for the reciprocating piston
-
- 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
- E21B4/145—Fluid operated hammers of the self propelled-type, e.g. with a reverse mode to retract the device from the hole
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9607227A FR2749531B1 (fr) | 1996-06-11 | 1996-06-11 | Dispositif a effet de percussion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9607227A FR2749531B1 (fr) | 1996-06-11 | 1996-06-11 | Dispositif a effet de percussion |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2749531A1 FR2749531A1 (fr) | 1997-12-12 |
FR2749531B1 true FR2749531B1 (fr) | 1998-07-31 |
Family
ID=9492933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9607227A Expired - Fee Related FR2749531B1 (fr) | 1996-06-11 | 1996-06-11 | Dispositif a effet de percussion |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2749531B1 (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT334831B (de) * | 1975-07-08 | 1976-02-10 | Inst Gornogo Dela Sibirskogo O | Umkehrbare pressluft-schlagvorrichtung zur bildung von bohrlochern im boden durch verdichten desselben |
SU655824A1 (ru) * | 1976-07-07 | 1979-04-05 | Институт Горного Дела Со Ан Ссср | Пневматическое ударное устройство дл бурени скважин |
SU1307037A1 (ru) * | 1982-06-02 | 1987-04-30 | Институт Горного Дела Со Ан Ссср | Пневмоударный механизм дл забивани в грунт длинномерных стержней |
WO1992013682A1 (fr) * | 1991-02-08 | 1992-08-20 | Institut Gornogo Dela Sibirskogo Otdelenia Akademii Nauk Sssr | Dispositif pneumatique a percurssion utilise dans le remplacement de pipelines sans tranchee |
-
1996
- 1996-06-11 FR FR9607227A patent/FR2749531B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2749531A1 (fr) | 1997-12-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |