DE164873C - - Google Patents
Info
- Publication number
- DE164873C DE164873C DENDAT164873D DE164873DA DE164873C DE 164873 C DE164873 C DE 164873C DE NDAT164873 D DENDAT164873 D DE NDAT164873D DE 164873D A DE164873D A DE 164873DA DE 164873 C DE164873 C DE 164873C
- Authority
- DE
- Germany
- Prior art keywords
- piston
- annular groove
- control
- percussion piston
- pressure medium
- 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.)
- Active
Links
- 238000009527 percussion Methods 0.000 claims description 8
- 239000003380 propellant Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 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
- B25D9/14—Control devices for the reciprocating piston
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE164873C true DE164873C (en:Method) |
Family
ID=430425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT164873D Active DE164873C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE164873C (en:Method) |
-
0
- DE DENDAT164873D patent/DE164873C/de active Active
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