SE416341B - Bergborrmaskin - Google Patents
BergborrmaskinInfo
- Publication number
- SE416341B SE416341B SE7309814A SE7309814A SE416341B SE 416341 B SE416341 B SE 416341B SE 7309814 A SE7309814 A SE 7309814A SE 7309814 A SE7309814 A SE 7309814A SE 416341 B SE416341 B SE 416341B
- Authority
- SE
- Sweden
- 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
- E21B1/00—Percussion drilling
- E21B1/38—Hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S173/00—Tool driving or impacting
- Y10S173/04—Liquid operated
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Percussive Tools And Related Accessories (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6988672A JPS5315002B2 (sv) | 1972-07-14 | 1972-07-14 | |
JP6988872A JPS5315441B2 (sv) | 1972-07-14 | 1972-07-14 | |
JP8298972U JPS4939801U (sv) | 1972-07-14 | 1972-07-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE416341B true SE416341B (sv) | 1980-12-15 |
Family
ID=27300169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7309814A SE416341B (sv) | 1972-07-14 | 1973-07-12 | Bergborrmaskin |
Country Status (3)
Country | Link |
---|---|
US (1) | US3866694A (sv) |
AU (1) | AU472838B2 (sv) |
SE (1) | SE416341B (sv) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2778605A (en) * | 1953-06-30 | 1957-01-22 | Thor Power Tool Co | Rock drill |
US3490549A (en) * | 1968-08-13 | 1970-01-20 | Westinghouse Air Brake Co | Hydraulic percussive drill |
US3666024A (en) * | 1970-07-29 | 1972-05-30 | Richard W Beaumont | Rock drill |
US3701386A (en) * | 1970-12-11 | 1972-10-31 | Dresser Ind | Hydraulic drifter |
-
1973
- 1973-07-12 SE SE7309814A patent/SE416341B/sv unknown
- 1973-07-12 AU AU58016/73A patent/AU472838B2/en not_active Expired
- 1973-07-13 US US379075A patent/US3866694A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3866694A (en) | 1975-02-18 |
AU5801673A (en) | 1975-01-16 |
AU472838B2 (en) | 1976-06-03 |
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