JPS554554B2 - - Google Patents
Info
- Publication number
- JPS554554B2 JPS554554B2 JP5018775A JP5018775A JPS554554B2 JP S554554 B2 JPS554554 B2 JP S554554B2 JP 5018775 A JP5018775 A JP 5018775A JP 5018775 A JP5018775 A JP 5018775A JP S554554 B2 JPS554554 B2 JP S554554B2
- Authority
- JP
- Japan
- 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
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L21/00—Use of working pistons or pistons-rods as fluid-distributing valves or as valve-supporting elements, e.g. in free-piston machines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
- F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
- F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
- F01L25/06—Arrangements with main and auxiliary valves, at least one of them being fluid-driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/007—Reciprocating-piston liquid engines with single cylinder, double-acting piston
- F03C1/0073—Reciprocating-piston liquid engines with single cylinder, double-acting piston one side of the double-acting piston being always under the influence of the liquid under pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Percussive Tools And Related Accessories (AREA)
- Lock And Its Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI741267A FI50940C (fi) | 1974-04-25 | 1974-04-25 | Paineenalaisen nesteen avulla käytettävä iskulaite |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50144967A JPS50144967A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-11-21 |
| JPS554554B2 true JPS554554B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-01-30 |
Family
ID=8505353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5018775A Expired JPS554554B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-04-25 | 1975-04-24 |
Country Status (15)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI56430C (fi) * | 1975-10-20 | 1982-08-09 | Tampella Oy Ab | Slaganordning driven av en tryckvaetska |
| US4062411A (en) * | 1975-12-05 | 1977-12-13 | Gardner-Denver Company | Hydraulic percussion tool with impact blow and frequency control |
| US4298074A (en) * | 1976-08-09 | 1981-11-03 | American Safety Equipment Corporation | Surgical device using impulse motor |
| DE2654875A1 (de) * | 1976-12-03 | 1978-06-08 | Hausherr & Soehne Maschf | Vorrichtung zum selbsttaetigen stillsetzen eines druckmittelbetriebenen schlaggeraetes |
| GB1556754A (en) * | 1976-12-10 | 1979-11-28 | Af Hydraulics | Hydraulically-actuated percussive device with overstroke damping |
| SU745670A1 (ru) * | 1977-01-04 | 1980-07-07 | Институт Горного Дела Со Ан Ссср | Воздухораспределительное устройство пневматических машин ударного действи |
| ES469097A1 (es) * | 1978-03-31 | 1980-06-16 | Crespo Jose T G | Aparato hidraulico para producir impactos |
| DE3015696A1 (de) * | 1980-04-24 | 1981-10-29 | Salzgitter Maschinen Und Anlagen Ag, 3320 Salzgitter | Hyraulische antriebsvorrichtung fuer ein schlagwerkzeug |
| WO1992001138A1 (en) * | 1990-07-12 | 1992-01-23 | G-Drill Ab | Hydraulic down-the-hole rock drill |
| SE528033C2 (sv) * | 2004-03-12 | 2006-08-15 | Atlas Copco Constr Tools Ab | Hydraulslagverk |
| FI124781B (fi) * | 2009-03-26 | 2015-01-30 | Sandvik Mining & Constr Oy | Iskulaite |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2906244A (en) * | 1958-02-24 | 1959-09-29 | Sheldon L Christensen | Hydraulic pavement breaker |
| DE1281370B (de) * | 1963-09-06 | 1968-10-24 | Krupp Gmbh | Schlaggeraet mit hydraulisch hin- und herbewegten Kolben |
| GB1125755A (en) * | 1965-04-23 | 1968-08-28 | Vickers Ltd | Improvements in or relating to hydraulically operated tools |
| DE1703753A1 (de) * | 1968-07-05 | 1972-02-24 | Ingbuero Dipl Ing Friedrich He | Hydraulisch betriebene Schlagvorrichtung |
| US3796050A (en) * | 1972-05-18 | 1974-03-12 | Foster Miller Ass | High energy rate actuator |
-
1973
- 1973-04-09 RO RO7381944A patent/RO74260A/ro unknown
-
1974
- 1974-04-25 FI FI741267A patent/FI50940C/fi active
-
1975
- 1975-04-07 CS CS7500002378A patent/CS181292B2/cs unknown
- 1975-04-10 GB GB1487875A patent/GB1478435A/en not_active Expired
- 1975-04-10 IT IT22205/75A patent/IT1037190B/it active
- 1975-04-15 AT AT285975A patent/AT340347B/de not_active IP Right Cessation
- 1975-04-15 ZA ZA00752371A patent/ZA752371B/xx unknown
- 1975-04-15 ZA ZA00752372A patent/ZA752372B/xx unknown
- 1975-04-15 AT AT285875A patent/AT340346B/de not_active IP Right Cessation
- 1975-04-16 DE DE2516546A patent/DE2516546C2/de not_active Expired
- 1975-04-21 SE SE7504591A patent/SE423686B/xx not_active IP Right Cessation
- 1975-04-23 CH CH517975A patent/CH626823A5/de not_active IP Right Cessation
- 1975-04-23 PL PL1975179882A patent/PL94933B1/pl unknown
- 1975-04-24 SU SU752127440A patent/SU776569A3/ru active
- 1975-04-24 JP JP5018775A patent/JPS554554B2/ja not_active Expired
- 1975-04-24 PL PL1975179896A patent/PL113145B1/pl unknown
- 1975-04-24 NO NO751476A patent/NO137349C/no unknown
- 1975-04-25 FR FR7513061A patent/FR2268602B1/fr not_active Expired