FR666539A - Valve for punches - Google Patents
Valve for punchesInfo
- Publication number
- FR666539A FR666539A FR666539DA FR666539A FR 666539 A FR666539 A FR 666539A FR 666539D A FR666539D A FR 666539DA FR 666539 A FR666539 A FR 666539A
- Authority
- FR
- France
- Prior art keywords
- punches
- valve
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US666539XA | 1928-04-27 | 1928-04-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR666539A true FR666539A (en) | 1929-10-02 |
Family
ID=22070846
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR666539D Expired FR666539A (en) | 1928-04-27 | 1928-12-29 | Valve for punches |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR666539A (en) |
-
1928
- 1928-12-29 FR FR666539D patent/FR666539A/en not_active Expired
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