CA1151028A - Marteau pneumatique sans soupape - Google Patents
Marteau pneumatique sans soupapeInfo
- Publication number
- CA1151028A CA1151028A CA000377811A CA377811A CA1151028A CA 1151028 A CA1151028 A CA 1151028A CA 000377811 A CA000377811 A CA 000377811A CA 377811 A CA377811 A CA 377811A CA 1151028 A CA1151028 A CA 1151028A
- Authority
- CA
- Canada
- Prior art keywords
- piston
- casing
- chamber
- bore
- divider
- 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
- 239000012530 fluid Substances 0.000 claims abstract description 32
- 239000012298 atmosphere Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 5
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000180579 Arca Species 0.000 description 1
- 101100238304 Mus musculus Morc1 gene Proteins 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000630 rising effect Effects 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
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Percussive Tools And Related Accessories (AREA)
- Earth Drilling (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA80/2907 | 1980-05-16 | ||
ZA802907 | 1980-05-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1151028A true CA1151028A (fr) | 1983-08-02 |
Family
ID=25574705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000377811A Expired CA1151028A (fr) | 1980-05-16 | 1981-05-19 | Marteau pneumatique sans soupape |
Country Status (5)
Country | Link |
---|---|
AU (1) | AU542882B2 (fr) |
CA (1) | CA1151028A (fr) |
DE (1) | DE3119760C2 (fr) |
GB (1) | GB2076719B (fr) |
SE (1) | SE447666B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA863192B (en) * | 1986-04-29 | 1986-12-30 | Abraham Gien | Improvement in valveless pneumatic hammer |
SE8501698L (sv) * | 1985-04-04 | 1986-10-05 | Santrade Ltd | Borrkrona |
KR960001663Y1 (ko) * | 1993-06-01 | 1996-02-22 | 유영생 | 지하천공기의 물공급장치 |
US6502650B1 (en) * | 2000-11-15 | 2003-01-07 | Sandvik Ab | Percussive down-the-hole hammer for rock drilling, and a drill bit used therein |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3311177A (en) * | 1966-08-03 | 1967-03-28 | Mission Mfg Co | Percussion drilling tool |
US3964551A (en) * | 1974-09-20 | 1976-06-22 | Reed Tool Company | Pneumatic impact drilling tool |
US4030554A (en) * | 1975-07-07 | 1977-06-21 | Bakerdrill, Inc. | Bore hole airhammer and anvil bit |
US4084647A (en) * | 1976-07-01 | 1978-04-18 | William Lister | Pneumatic percussion hammer |
-
1981
- 1981-05-15 SE SE8103065A patent/SE447666B/sv not_active IP Right Cessation
- 1981-05-18 AU AU70665/81A patent/AU542882B2/en not_active Expired
- 1981-05-18 GB GB8115184A patent/GB2076719B/en not_active Expired
- 1981-05-18 DE DE3119760A patent/DE3119760C2/de not_active Expired
- 1981-05-19 CA CA000377811A patent/CA1151028A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE8103065L (sv) | 1981-11-17 |
SE447666B (sv) | 1986-12-01 |
GB2076719B (en) | 1983-04-07 |
AU542882B2 (en) | 1985-03-21 |
GB2076719A (en) | 1981-12-09 |
DE3119760A1 (de) | 1982-05-27 |
DE3119760C2 (de) | 1985-04-25 |
AU7066581A (en) | 1981-11-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |