FI126774A - - Google Patents

Info

Publication number
FI126774A
FI126774A FI1267/74A FI126774A FI126774A FI 126774 A FI126774 A FI 126774A FI 1267/74 A FI1267/74 A FI 1267/74A FI 126774 A FI126774 A FI 126774A FI 126774 A FI126774 A FI 126774A
Authority
FI
Finland
Application number
FI1267/74A
Other languages
Finnish (fi)
Other versions
FI50940C (en
FI50940B (en
Inventor
P Salmi
Pentti Raunio
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
Priority to RO7381944A priority Critical patent/RO74260A/en
Application filed by Tampella Oy Ab filed Critical Tampella Oy Ab
Priority to FI741267A priority patent/FI50940C/en
Priority to FI750425A priority patent/FI50941C/en
Priority to CS7500002378A priority patent/CS181292B2/en
Priority to CS752379A priority patent/CS208174B2/en
Priority to AU79931/75A priority patent/AU487845B2/en
Priority to AU79934/75A priority patent/AU488185B2/en
Priority to RO7581943A priority patent/RO74261A/en
Priority to GB1487775A priority patent/GB1478434A/en
Priority to IT22204/75A priority patent/IT1037189B/en
Priority to IT22205/75A priority patent/IT1037190B/en
Priority to GB1487875A priority patent/GB1478435A/en
Priority to AT285875A priority patent/AT340346B/en
Priority to ZA00752372A priority patent/ZA752372B/en
Priority to ZA00752371A priority patent/ZA752371B/en
Priority to AT285975A priority patent/AT340347B/en
Priority to DE2516810A priority patent/DE2516810C3/en
Priority to DE2516546A priority patent/DE2516546C2/en
Priority to US05/569,531 priority patent/US4028995A/en
Priority to SE7504591A priority patent/SE423686B/en
Priority to SE7504592A priority patent/SE409428B/en
Priority to CH517975A priority patent/CH626823A5/en
Priority to CH518075A priority patent/CH590112A5/xx
Priority to PL1975179882A priority patent/PL94933B1/pl
Priority to SU752127440A priority patent/SU776569A3/en
Priority to NO751476A priority patent/NO137349C/en
Priority to SU752129162A priority patent/SU845796A3/en
Priority to JP5018775A priority patent/JPS554554B2/ja
Priority to CA225,581A priority patent/CA1027010A/en
Priority to JP5018875A priority patent/JPS5432991B2/ja
Priority to NO751477A priority patent/NO137350C/en
Priority to PL1975179896A priority patent/PL113145B1/en
Priority to FR7513061A priority patent/FR2268602B1/fr
Priority to FR7513062A priority patent/FR2268603B1/fr
Publication of FI126774A publication Critical patent/FI126774A/fi
Application granted granted Critical
Publication of FI50940B publication Critical patent/FI50940B/fi
Publication of FI50940C publication Critical patent/FI50940C/en

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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Lock And Its Accessories (AREA)
FI741267A 1974-04-25 1974-04-25 Percussion device driven by a pressure fluid FI50940C (en)

Priority Applications (34)

Application Number Priority Date Filing Date Title
RO7381944A RO74260A (en) 1974-04-25 1973-04-09 POWERFUL PERFORATER WITH PRESSURE LIQUID
FI741267A FI50940C (en) 1974-04-25 1974-04-25 Percussion device driven by a pressure fluid
FI750425A FI50941C (en) 1974-04-25 1975-02-17 Impactor for pressurized fluid.
CS752379A CS208174B2 (en) 1974-04-25 1975-04-07 Beating-up device controlled by the pressure liquid
CS7500002378A CS181292B2 (en) 1974-04-25 1975-04-07 Percussion attachment controlled by pressure liquid
AU79934/75A AU488185B2 (en) 1974-04-25 1975-04-08 A staking apparatus operated by pressure liquid
AU79931/75A AU487845B2 (en) 1974-04-25 1975-04-08 Improvements in or relating toa percussion device
RO7581943A RO74261A (en) 1974-04-25 1975-04-09 PRESSURE PERCENT PERFORATED WITH PRESSURIZED LIQUID
GB1487775A GB1478434A (en) 1974-04-25 1975-04-10 Percussive device
IT22204/75A IT1037189B (en) 1974-04-25 1975-04-10 PERCUSSION APPLIANCE ACTIVATED BY LIQUID UNDER PRESSURE
IT22205/75A IT1037190B (en) 1974-04-25 1975-04-10 PERCUSSION APPARATUS ACTIVATED BY LIQUID UNDER PRESSURE
GB1487875A GB1478435A (en) 1974-04-25 1975-04-10 Percussive device
ZA00752372A ZA752372B (en) 1974-04-25 1975-04-15 A striking apparatus operated by pressure liquid
ZA00752371A ZA752371B (en) 1974-04-25 1975-04-15 A striking apparatus operated by pressure liquid
AT285975A AT340347B (en) 1974-04-25 1975-04-15 HYDRAULICALLY ACTUATED IMPACT DEVICE
AT285875A AT340346B (en) 1974-04-25 1975-04-15 HYDRAULIC IMPACT DEVICE, ESPECIALLY FOR DRILLS
DE2516810A DE2516810C3 (en) 1974-04-25 1975-04-16 Impact device operated with hydraulic fluid
DE2516546A DE2516546C2 (en) 1974-04-25 1975-04-16 Hydraulic impact device
US05/569,531 US4028995A (en) 1974-04-25 1975-04-18 Hydraulic striking apparatus
SE7504591A SE423686B (en) 1974-04-25 1975-04-21 A MEDIUM A PRESSURIZED DRIVER
SE7504592A SE409428B (en) 1974-04-25 1975-04-21 ONE OF A PRESSURE WHEAT DRIVEN PITCH DEVICE
CH518075A CH590112A5 (en) 1974-04-25 1975-04-23
PL1975179882A PL94933B1 (en) 1974-04-25 1975-04-23
CH517975A CH626823A5 (en) 1974-04-25 1975-04-23 Hydraulic percussion apparatus
PL1975179896A PL113145B1 (en) 1974-04-25 1975-04-24 Hydraulically powered impacting mechanism
SU752129162A SU845796A3 (en) 1974-04-25 1975-04-24 Shocking hydraulic device
SU752127440A SU776569A3 (en) 1974-04-25 1975-04-24 Hydraulic shocking device
CA225,581A CA1027010A (en) 1974-04-25 1975-04-24 Hydraulic striking apparatus
JP5018875A JPS5432991B2 (en) 1974-04-25 1975-04-24
NO751477A NO137350C (en) 1974-04-25 1975-04-24 IMPACTING DEVICE DRIVEN BY PRESSURE.
NO751476A NO137349C (en) 1974-04-25 1975-04-24 IMPACT DEVICE OPERATED BY A PRESSURE LIQUID
JP5018775A JPS554554B2 (en) 1974-04-25 1975-04-24
FR7513061A FR2268602B1 (en) 1974-04-25 1975-04-25
FR7513062A FR2268603B1 (en) 1974-04-25 1975-04-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI741267A FI50940C (en) 1974-04-25 1974-04-25 Percussion device driven by a pressure fluid

Publications (3)

Publication Number Publication Date
FI126774A true FI126774A (en) 1975-10-26
FI50940B FI50940B (en) 1976-05-31
FI50940C FI50940C (en) 1976-09-10

Family

ID=8505353

Family Applications (1)

Application Number Title Priority Date Filing Date
FI741267A FI50940C (en) 1974-04-25 1974-04-25 Percussion device driven by a pressure fluid

Country Status (15)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI56430C (en) * 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 (en) * 1976-12-03 1978-06-08 Hausherr & Soehne Maschf DEVICE FOR AUTOMATICALLY STOPPING A PRESSURIZED IMPACT DEVICE
GB1556754A (en) * 1976-12-10 1979-11-28 Af Hydraulics Hydraulically-actuated percussive device with overstroke damping
SU745670A1 (en) * 1977-01-04 1980-07-07 Институт Горного Дела Со Ан Ссср Air-distributing device of impact-action pneumatic machines
ES469097A1 (en) * 1978-03-31 1980-06-16 Crespo Jose T G Hydraulic apparatus for producing impacts
DE3015696A1 (en) * 1980-04-24 1981-10-29 Salzgitter Maschinen Und Anlagen Ag, 3320 Salzgitter HYRAULIC DRIVING DEVICE FOR A DRIVING TOOL
ATE133233T1 (en) * 1990-07-12 1996-02-15 G Drill Ab ROCK DRILLING UNIT WITH HYDRAULIC DRIVE IN THE BOREHOLE
SE528033C2 (en) 2004-03-12 2006-08-15 Atlas Copco Constr Tools Ab Hydraulic hammer
FI124781B (en) 2009-03-26 2015-01-30 Sandvik Mining & Constr Oy Type of device

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 (en) * 1963-09-06 1968-10-24 Krupp Gmbh Impact device with hydraulically reciprocating pistons
GB1125755A (en) * 1965-04-23 1968-08-28 Vickers Ltd Improvements in or relating to hydraulically operated tools
DE1703753A1 (en) * 1968-07-05 1972-02-24 Ingbuero Dipl Ing Friedrich He Hydraulically operated impact device
US3796050A (en) * 1972-05-18 1974-03-12 Foster Miller Ass High energy rate actuator

Also Published As

Publication number Publication date
FR2268602B1 (en) 1982-02-19
DE2516546C2 (en) 1982-07-29
FI50940C (en) 1976-09-10
FI50940B (en) 1976-05-31
GB1478435A (en) 1977-06-29
ZA752371B (en) 1976-03-31
JPS554554B2 (en) 1980-01-30
JPS50144967A (en) 1975-11-21
AT340346B (en) 1977-12-12
PL94933B1 (en) 1977-09-30
RO74260A (en) 1980-10-30
IT1037190B (en) 1979-11-10
ATA285975A (en) 1977-04-15
AU7993475A (en) 1976-10-14
PL113145B1 (en) 1980-11-29
FR2268602A1 (en) 1975-11-21
CS181292B2 (en) 1978-03-31
NO137349C (en) 1978-02-22
SE7504591L (en) 1975-10-27
ZA752372B (en) 1976-03-31
SU776569A3 (en) 1980-10-30
ATA285875A (en) 1977-04-15
AT340347B (en) 1977-12-12
DE2516546A1 (en) 1975-11-20
CH626823A5 (en) 1981-12-15
NO137349B (en) 1977-11-07
SE423686B (en) 1982-05-24
NO751476L (en) 1975-10-28

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