AT340347B - Hydraulisch betatigter schlagapparat - Google Patents

Hydraulisch betatigter schlagapparat

Info

Publication number
AT340347B
AT340347B AT285975A AT285975A AT340347B AT 340347 B AT340347 B AT 340347B AT 285975 A AT285975 A AT 285975A AT 285975 A AT285975 A AT 285975A AT 340347 B AT340347 B AT 340347B
Authority
AT
Austria
Prior art keywords
hydraulically actuated
impact device
actuated impact
hydraulically
impact
Prior art date
Application number
AT285975A
Other languages
German (de)
English (en)
Other versions
ATA285975A (de
Inventor
Pekka Salmi
Raunio Pentti
Original Assignee
Tampella Oy Ab
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 by Tampella Oy Ab filed Critical Tampella Oy Ab
Publication of ATA285975A publication Critical patent/ATA285975A/de
Application granted granted Critical
Publication of AT340347B publication Critical patent/AT340347B/de

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)
AT285975A 1974-04-25 1975-04-15 Hydraulisch betatigter schlagapparat AT340347B (de)

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
ATA285975A ATA285975A (de) 1977-04-15
AT340347B true AT340347B (de) 1977-12-12

Family

ID=8505353

Family Applications (2)

Application Number Title Priority Date Filing Date
AT285875A AT340346B (de) 1974-04-25 1975-04-15 Hydraulischer schlagapparat, insbesondere fur bohrhammer
AT285975A AT340347B (de) 1974-04-25 1975-04-15 Hydraulisch betatigter schlagapparat

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT285875A AT340346B (de) 1974-04-25 1975-04-15 Hydraulischer schlagapparat, insbesondere fur bohrhammer

Country Status (15)

Country Link
JP (1) JPS554554B2 (fi)
AT (2) AT340346B (fi)
CH (1) CH626823A5 (fi)
CS (1) CS181292B2 (fi)
DE (1) DE2516546C2 (fi)
FI (1) FI50940C (fi)
FR (1) FR2268602B1 (fi)
GB (1) GB1478435A (fi)
IT (1) IT1037190B (fi)
NO (1) NO137349C (fi)
PL (2) PL94933B1 (fi)
RO (1) RO74260A (fi)
SE (1) SE423686B (fi)
SU (1) SU776569A3 (fi)
ZA (2) ZA752372B (fi)

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
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)

* 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
AU7993475A (en) 1976-10-14
JPS50144967A (fi) 1975-11-21
PL94933B1 (fi) 1977-09-30
ZA752371B (en) 1976-03-31
ZA752372B (en) 1976-03-31
FI126774A (fi) 1975-10-26
SE423686B (sv) 1982-05-24
IT1037190B (it) 1979-11-10
NO137349B (no) 1977-11-07
DE2516546C2 (de) 1982-07-29
CS181292B2 (en) 1978-03-31
FR2268602A1 (fi) 1975-11-21
AT340346B (de) 1977-12-12
JPS554554B2 (fi) 1980-01-30
ATA285875A (de) 1977-04-15
PL113145B1 (en) 1980-11-29
NO137349C (no) 1978-02-22
SU776569A3 (ru) 1980-10-30
NO751476L (fi) 1975-10-28
ATA285975A (de) 1977-04-15
RO74260A (ro) 1980-10-30
DE2516546A1 (de) 1975-11-20
FI50940C (fi) 1976-09-10
GB1478435A (en) 1977-06-29
SE7504591L (sv) 1975-10-27
FI50940B (fi) 1976-05-31
CH626823A5 (en) 1981-12-15
FR2268602B1 (fi) 1982-02-19

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee