FR2383757A1 - Outil a percussion - Google Patents
Outil a percussionInfo
- Publication number
- FR2383757A1 FR2383757A1 FR7807579A FR7807579A FR2383757A1 FR 2383757 A1 FR2383757 A1 FR 2383757A1 FR 7807579 A FR7807579 A FR 7807579A FR 7807579 A FR7807579 A FR 7807579A FR 2383757 A1 FR2383757 A1 FR 2383757A1
- Authority
- FR
- France
- Prior art keywords
- sheath
- percussion tool
- gas
- valve
- excavator
- 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.)
- Withdrawn
Links
- 238000009527 percussion Methods 0.000 title abstract 2
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
- E02F3/966—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of hammer-type tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/28—Supports; Devices for holding power-driven percussive tools in working position
-
- 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
- B25D9/20—Valve arrangements therefor involving a tubular-type slide valve
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D2209/002—Pressure accumulators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D2209/005—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously having a tubular-slide valve, which is coaxial with the piston
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Percussive Tools And Related Accessories (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52029893A JPS5819433B2 (ja) | 1977-03-17 | 1977-03-17 | 衝撃動工具 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2383757A1 true FR2383757A1 (fr) | 1978-10-13 |
Family
ID=12288640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7807579A Withdrawn FR2383757A1 (fr) | 1977-03-17 | 1978-03-16 | Outil a percussion |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5819433B2 (it) |
DE (1) | DE2810285C2 (it) |
FR (1) | FR2383757A1 (it) |
GB (1) | GB1592751A (it) |
IT (1) | IT1103897B (it) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2462238A1 (fr) * | 1979-06-26 | 1981-02-13 | Tampella Oy Ab | Dispositif de percussion hydraulique, notamment pour appareil de forage |
FR2531138A1 (fr) * | 1982-07-29 | 1984-02-03 | Inst Avtomatiki Akademii | Dispositif de percussion notamment pour machine hydraulique de forage de puits |
WO1989011568A1 (en) * | 1988-05-20 | 1989-11-30 | Alois Wimmer | Hammer-swinging mechanism |
EP0412203A1 (en) * | 1989-08-11 | 1991-02-13 | Nippon Pneumatic Manufacturing Co. Ltd. | Cushioning device for impact tool |
WO1994023906A1 (en) * | 1993-04-21 | 1994-10-27 | Roger Robarts Briggs | Rock percussion mechanism |
WO1996011775A1 (en) * | 1994-10-17 | 1996-04-25 | Roger Robarts Briggs | Valve arrangement in a hydraulic percussive rock drill |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6293818A (ja) * | 1985-10-18 | 1987-04-30 | シャープ株式会社 | メンブレンタツチパネル |
JPS62105325A (ja) * | 1985-10-31 | 1987-05-15 | シャープ株式会社 | メンブレンタツチパネル |
JP2511459B2 (ja) * | 1987-06-12 | 1996-06-26 | マツダ株式会社 | ガス式油圧打撃工具 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1431835A (fr) * | 1965-01-28 | 1966-03-18 | Montabert Ets | Appareil à percussions |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE690185C (de) * | 1939-02-05 | 1940-04-18 | Stahlwerk Mark Wengern Akt Ges | Pressluftschlagwerkzeug mit Schiebersteuerung |
DE1281370B (de) * | 1963-09-06 | 1968-10-24 | Krupp Gmbh | Schlaggeraet mit hydraulisch hin- und herbewegten Kolben |
DE1703753A1 (de) * | 1968-07-05 | 1972-02-24 | Ingbuero Dipl Ing Friedrich He | Hydraulisch betriebene Schlagvorrichtung |
US3925985A (en) * | 1973-01-09 | 1975-12-16 | Rapidex Inc | Impact actuator |
JPS5432192B2 (it) * | 1975-03-18 | 1979-10-12 |
-
1977
- 1977-03-17 JP JP52029893A patent/JPS5819433B2/ja not_active Expired
-
1978
- 1978-01-09 GB GB797/78A patent/GB1592751A/en not_active Expired
- 1978-03-09 DE DE2810285A patent/DE2810285C2/de not_active Expired
- 1978-03-14 IT IT48429/78A patent/IT1103897B/it active
- 1978-03-16 FR FR7807579A patent/FR2383757A1/fr not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1431835A (fr) * | 1965-01-28 | 1966-03-18 | Montabert Ets | Appareil à percussions |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2462238A1 (fr) * | 1979-06-26 | 1981-02-13 | Tampella Oy Ab | Dispositif de percussion hydraulique, notamment pour appareil de forage |
FR2531138A1 (fr) * | 1982-07-29 | 1984-02-03 | Inst Avtomatiki Akademii | Dispositif de percussion notamment pour machine hydraulique de forage de puits |
WO1989011568A1 (en) * | 1988-05-20 | 1989-11-30 | Alois Wimmer | Hammer-swinging mechanism |
US5111888A (en) * | 1988-05-20 | 1992-05-12 | Alois Wimmer | Hammer-swinging mechanism |
EP0412203A1 (en) * | 1989-08-11 | 1991-02-13 | Nippon Pneumatic Manufacturing Co. Ltd. | Cushioning device for impact tool |
WO1994023906A1 (en) * | 1993-04-21 | 1994-10-27 | Roger Robarts Briggs | Rock percussion mechanism |
WO1996011775A1 (en) * | 1994-10-17 | 1996-04-25 | Roger Robarts Briggs | Valve arrangement in a hydraulic percussive rock drill |
Also Published As
Publication number | Publication date |
---|---|
GB1592751A (en) | 1981-07-08 |
IT7848429A0 (it) | 1978-03-14 |
DE2810285A1 (de) | 1978-09-21 |
DE2810285C2 (de) | 1983-12-15 |
IT1103897B (it) | 1985-10-14 |
JPS5819433B2 (ja) | 1983-04-18 |
JPS53114701A (en) | 1978-10-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |