DE240432C - - Google Patents
Info
- Publication number
- DE240432C DE240432C DENDAT240432D DE240432DA DE240432C DE 240432 C DE240432 C DE 240432C DE NDAT240432 D DENDAT240432 D DE NDAT240432D DE 240432D A DE240432D A DE 240432DA DE 240432 C DE240432 C DE 240432C
- Authority
- DE
- Germany
- Prior art keywords
- valve
- inlet
- flap
- outlet
- channel
- 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
- 238000005553 drilling Methods 0.000 claims description 8
- 239000011435 rock Substances 0.000 claims description 8
- 238000013459 approach Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 241000131971 Bradyrhizobiaceae Species 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 230000001105 regulatory effect Effects 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
- B25D9/16—Valve arrangements therefor
- B25D9/24—Valve arrangements therefor involving a rocking-plate type valve
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE240432C true DE240432C (es) |
Family
ID=499796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT240432D Active DE240432C (es) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE240432C (es) |
-
0
- DE DENDAT240432D patent/DE240432C/de active Active
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