JPS50144967A - - Google Patents

Info

Publication number
JPS50144967A
JPS50144967A JP50050187A JP5018775A JPS50144967A JP S50144967 A JPS50144967 A JP S50144967A JP 50050187 A JP50050187 A JP 50050187A JP 5018775 A JP5018775 A JP 5018775A JP S50144967 A JPS50144967 A JP S50144967A
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.)
Granted
Application number
JP50050187A
Other languages
Japanese (ja)
Other versions
JPS554554B2 (enrdf_load_stackoverflow
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS50144967A publication Critical patent/JPS50144967A/ja
Publication of JPS554554B2 publication Critical patent/JPS554554B2/ja
Expired legal-status Critical Current

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
    • B25D9/06—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
    • 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
    • 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)
JP5018775A 1974-04-25 1975-04-24 Expired JPS554554B2 (enrdf_load_stackoverflow)

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 true JPS50144967A (enrdf_load_stackoverflow) 1975-11-21
JPS554554B2 JPS554554B2 (enrdf_load_stackoverflow) 1980-01-30

Family

ID=8505353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5018775A Expired JPS554554B2 (enrdf_load_stackoverflow) 1974-04-25 1975-04-24

Country Status (15)

Country Link
JP (1) JPS554554B2 (enrdf_load_stackoverflow)
AT (2) AT340347B (enrdf_load_stackoverflow)
CH (1) CH626823A5 (enrdf_load_stackoverflow)
CS (1) CS181292B2 (enrdf_load_stackoverflow)
DE (1) DE2516546C2 (enrdf_load_stackoverflow)
FI (1) FI50940C (enrdf_load_stackoverflow)
FR (1) FR2268602B1 (enrdf_load_stackoverflow)
GB (1) GB1478435A (enrdf_load_stackoverflow)
IT (1) IT1037190B (enrdf_load_stackoverflow)
NO (1) NO137349C (enrdf_load_stackoverflow)
PL (2) PL94933B1 (enrdf_load_stackoverflow)
RO (1) RO74260A (enrdf_load_stackoverflow)
SE (1) SE423686B (enrdf_load_stackoverflow)
SU (1) SU776569A3 (enrdf_load_stackoverflow)
ZA (2) ZA752372B (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
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
DK0543806T3 (da) * 1990-07-12 1996-05-06 G Drill Ab Bjergboremaskine med hydraulisk drev i borehullet
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
AT340346B (de) 1977-12-12
FR2268602A1 (enrdf_load_stackoverflow) 1975-11-21
NO137349B (no) 1977-11-07
ZA752372B (en) 1976-03-31
CS181292B2 (en) 1978-03-31
NO137349C (no) 1978-02-22
GB1478435A (en) 1977-06-29
DE2516546A1 (de) 1975-11-20
NO751476L (enrdf_load_stackoverflow) 1975-10-28
IT1037190B (it) 1979-11-10
FI126774A7 (enrdf_load_stackoverflow) 1975-10-26
FI50940B (enrdf_load_stackoverflow) 1976-05-31
ATA285975A (de) 1977-04-15
FI50940C (fi) 1976-09-10
CH626823A5 (en) 1981-12-15
RO74260A (ro) 1980-10-30
DE2516546C2 (de) 1982-07-29
AT340347B (de) 1977-12-12
PL94933B1 (enrdf_load_stackoverflow) 1977-09-30
JPS554554B2 (enrdf_load_stackoverflow) 1980-01-30
PL113145B1 (en) 1980-11-29
SE7504591L (sv) 1975-10-27
FR2268602B1 (enrdf_load_stackoverflow) 1982-02-19
AU7993475A (en) 1976-10-14
SU776569A3 (ru) 1980-10-30
ZA752371B (en) 1976-03-31
SE423686B (sv) 1982-05-24
ATA285875A (de) 1977-04-15

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