NO48408A - - Google Patents
Info
- Publication number
- NO48408A NO48408A NO48408DA NO48408A NO 48408 A NO48408 A NO 48408A NO 48408D A NO48408D A NO 48408DA NO 48408 A NO48408 A NO 48408A
- Authority
- NO
- Norway
Links
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
- B25D9/14—Control devices for the reciprocating piston
- B25D9/16—Valve arrangements therefor
- B25D9/18—Valve arrangements therefor involving a piston-type slide valve
-
- 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
- E21B1/12—Percussion drilling with a reciprocating impulse member
- E21B1/24—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure
- E21B1/30—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by air, steam or gas pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US279027A US1874130A (en) | 1928-05-19 | 1928-05-19 | Rock drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO48408A true NO48408A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=23067366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO48408D NO48408A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1928-05-19 |
Country Status (3)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4592431A (en) * | 1982-12-22 | 1986-06-03 | Tornqvist Peter J T | Device for deposition of the movements of two driven bodies in the forward direction of a tool |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2735255A (en) * | 1956-02-21 | Hydraulic tree shaker | ||
| US2714370A (en) * | 1950-05-13 | 1955-08-02 | Jeschke Herbert | Rock drill |
| US2946314A (en) * | 1955-09-01 | 1960-07-26 | Paul H Nast | Rock drills |
| DE1627448A1 (de) * | 1967-03-06 | 1971-03-25 | Thoma Fritz | Druckluftschlagpresse |
-
0
- NO NO48408D patent/NO48408A/no unknown
-
1928
- 1928-05-19 US US279027A patent/US1874130A/en not_active Expired - Lifetime
- 1928-12-29 FR FR666540D patent/FR666540A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4592431A (en) * | 1982-12-22 | 1986-06-03 | Tornqvist Peter J T | Device for deposition of the movements of two driven bodies in the forward direction of a tool |
Also Published As
| Publication number | Publication date |
|---|---|
| US1874130A (en) | 1932-08-30 |
| FR666540A (fr) | 1929-10-02 |