FR1328281A - Improvements to reciprocating motors, in particular for driving percussion tools - Google Patents
Improvements to reciprocating motors, in particular for driving percussion toolsInfo
- Publication number
- FR1328281A FR1328281A FR903532A FR903532A FR1328281A FR 1328281 A FR1328281 A FR 1328281A FR 903532 A FR903532 A FR 903532A FR 903532 A FR903532 A FR 903532A FR 1328281 A FR1328281 A FR 1328281A
- Authority
- FR
- France
- Prior art keywords
- reciprocating motors
- percussion tools
- driving percussion
- driving
- tools
- 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
- B25D9/22—Valve arrangements therefor involving a rotary-type slide valve
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR903532A FR1328281A (en) | 1962-07-10 | 1962-07-10 | Improvements to reciprocating motors, in particular for driving percussion tools |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR903532A FR1328281A (en) | 1962-07-10 | 1962-07-10 | Improvements to reciprocating motors, in particular for driving percussion tools |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1328281A true FR1328281A (en) | 1963-05-24 |
Family
ID=8782879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR903532A Expired FR1328281A (en) | 1962-07-10 | 1962-07-10 | Improvements to reciprocating motors, in particular for driving percussion tools |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1328281A (en) |
-
1962
- 1962-07-10 FR FR903532A patent/FR1328281A/en not_active Expired
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