FI750425A - - Google Patents

Info

Publication number
FI750425A
FI750425A FI750425A FI750425A FI750425A FI 750425 A FI750425 A FI 750425A FI 750425 A FI750425 A FI 750425A FI 750425 A FI750425 A FI 750425A FI 750425 A FI750425 A FI 750425A
Authority
FI
Finland
Application number
FI750425A
Other languages
Finnish (fi)
Other versions
FI50941C (fi
FI50941B (ro
Inventor
Pekka 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 claimed from FI741267A external-priority patent/FI50940C/fi
Application filed by Tampella Oy Ab filed Critical Tampella Oy Ab
Priority to FI750425A priority Critical patent/FI50941C/fi
Priority to CS752379A priority patent/CS208174B2/cs
Priority to AU79931/75A priority patent/AU487845B2/en
Priority to RO7581943A priority patent/RO74261A/ro
Priority to GB1487775A priority patent/GB1478434A/en
Priority to IT22204/75A priority patent/IT1037189B/it
Priority to DE2516810A priority patent/DE2516810C3/de
Priority to US05/569,531 priority patent/US4028995A/en
Priority to SE7504592A priority patent/SE409428B/xx
Priority to CH518075A priority patent/CH590112A5/xx
Priority to NO751477A priority patent/NO137350C/no
Priority to CA225,581A priority patent/CA1027010A/en
Priority to JP5018875A priority patent/JPS5432991B2/ja
Priority to SU752129162A priority patent/SU845796A3/ru
Priority to FR7513062A priority patent/FR2268603B1/fr
Publication of FI750425A publication Critical patent/FI750425A/fi
Publication of FI50941B publication Critical patent/FI50941B/fi
Application granted granted Critical
Publication of FI50941C publication Critical patent/FI50941C/fi

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)
  • Refuse Collection And Transfer (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
FI750425A 1974-04-25 1975-02-17 Paineenalaisen nesteen avulla käytettävä iskulaite. FI50941C (fi)

Priority Applications (15)

Application Number Priority Date Filing Date Title
FI750425A FI50941C (fi) 1974-04-25 1975-02-17 Paineenalaisen nesteen avulla käytettävä iskulaite.
CS752379A CS208174B2 (en) 1974-04-25 1975-04-07 Beating-up device controlled by the pressure liquid
AU79931/75A AU487845B2 (en) 1974-04-25 1975-04-08 Improvements in or relating toa percussion device
RO7581943A RO74261A (ro) 1974-04-25 1975-04-09 Perforator percutant actionat cu lichid sub presiune
GB1487775A GB1478434A (en) 1974-04-25 1975-04-10 Percussive device
IT22204/75A IT1037189B (it) 1974-04-25 1975-04-10 Apparecchio a percussione azionato da liquido in pressione
DE2516810A DE2516810C3 (de) 1974-04-25 1975-04-16 Mit Druckflüssigkeit betriebener Schlagapparat
US05/569,531 US4028995A (en) 1974-04-25 1975-04-18 Hydraulic striking apparatus
SE7504592A SE409428B (sv) 1974-04-25 1975-04-21 En av en tryckvetska driven slaganordning
CH518075A CH590112A5 (ro) 1974-04-25 1975-04-23
NO751477A NO137350C (no) 1974-04-25 1975-04-24 Slaganordning drevet av trykkv{ske.
CA225,581A CA1027010A (en) 1974-04-25 1975-04-24 Hydraulic striking apparatus
JP5018875A JPS5432991B2 (ro) 1974-04-25 1975-04-24
SU752129162A SU845796A3 (ru) 1974-04-25 1975-04-24 Гидравлическое устройство ударногодЕйСТВи
FR7513062A FR2268603B1 (ro) 1974-04-25 1975-04-25

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI741267A FI50940C (fi) 1974-04-25 1974-04-25 Paineenalaisen nesteen avulla käytettävä iskulaite
FI750425A FI50941C (fi) 1974-04-25 1975-02-17 Paineenalaisen nesteen avulla käytettävä iskulaite.

Publications (3)

Publication Number Publication Date
FI750425A true FI750425A (ro) 1975-10-26
FI50941B FI50941B (ro) 1976-05-31
FI50941C FI50941C (fi) 1976-09-10

Family

ID=26156448

Family Applications (1)

Application Number Title Priority Date Filing Date
FI750425A FI50941C (fi) 1974-04-25 1975-02-17 Paineenalaisen nesteen avulla käytettävä iskulaite.

Country Status (14)

Country Link
US (1) US4028995A (ro)
JP (1) JPS5432991B2 (ro)
CA (1) CA1027010A (ro)
CH (1) CH590112A5 (ro)
CS (1) CS208174B2 (ro)
DE (1) DE2516810C3 (ro)
FI (1) FI50941C (ro)
FR (1) FR2268603B1 (ro)
GB (1) GB1478434A (ro)
IT (1) IT1037189B (ro)
NO (1) NO137350C (ro)
RO (1) RO74261A (ro)
SE (1) SE409428B (ro)
SU (1) SU845796A3 (ro)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4062411A (en) * 1975-12-05 1977-12-13 Gardner-Denver Company Hydraulic percussion tool with impact blow and frequency control
ZA764220B (en) * 1976-07-15 1978-02-22 Compair Sa Ltd Improvements in or relating to hydraulically powered percussive apparatus
GB1538528A (en) * 1977-09-22 1979-01-17 Compair Constr Mining Ltd Reciprocating hydraulic motors
GB1556754A (en) * 1976-12-10 1979-11-28 Af Hydraulics Hydraulically-actuated percussive device with overstroke damping
FI60151C (fi) * 1979-06-26 1981-12-10 Tampella Oy Ab Hydraulisk slaganordning
FI58675C (fi) * 1979-06-26 1981-03-10 Tampella Oy Ab Hydraulisk borranordning
US4444274A (en) * 1980-08-29 1984-04-24 Maruzen Kogyo Company Limited Liquid pressure striking device
US4474248A (en) * 1981-04-23 1984-10-02 Giovanni Donadio Hydraulic demolishing rock drill
FR2509652A1 (fr) * 1981-07-17 1983-01-21 Montabert Ets Perfectionnement au systeme d'etancheite entre le milieu hydraulique et le milieu exterieur d'un appareil a percussions
JPS58140293U (ja) * 1982-03-09 1983-09-21 株式会社小松製作所 ドリフタ
GB8304691D0 (en) * 1983-02-19 1983-03-23 Bsp Int Foundation Valve
GB2141657A (en) * 1983-05-10 1985-01-03 Panther Equip Ltd Improvements in hydraulically operated hammers
DE3400302A1 (de) * 1984-01-03 1985-08-29 Mannesmann AG, 4000 Düsseldorf Hydraulisch betaetigte schlagvorrichtung
US5341723A (en) * 1993-04-20 1994-08-30 Michael Hung Reciprocating pneumatic motor for hydraulics
US5626068A (en) * 1994-04-12 1997-05-06 White Manufacturing (Proprietary) Limited Hydraulic reciprocating mechanism
US5730230A (en) * 1995-08-15 1998-03-24 Sisler; John S. Rotary percussion drill
AU729250B2 (en) * 1995-10-16 2001-02-01 White Manufacturing (Proprietary) Limited Hydraulic reciprocating mechanism
SE522213C2 (sv) * 2000-05-31 2004-01-20 Morphic Technologies Ab Hydrauliskt slag/anpressningsanordning
DE102005062777A1 (de) * 2005-12-28 2007-07-05 Robert Bosch Gmbh Schlagbolzen für ein Schlagwerk
FI119398B (fi) * 2006-12-21 2008-10-31 Sandvik Mining & Constr Oy Iskulaite
SK932007A3 (sk) * 2007-07-09 2009-02-05 Konek, S. R. O. Hydraulické rozrušovacie kladivo
SE534794C2 (sv) * 2010-04-01 2011-12-27 Atlas Copco Rock Drills Ab Hydraulisk slående anordning, kolvstyrning, samt borrigg
KR101373544B1 (ko) * 2012-07-03 2014-03-25 이일재 유압타격장치용 타격몸체
CN103726783A (zh) * 2013-11-28 2014-04-16 江麓机电集团有限公司 一种新型套阀式液压冲击机构
EP3023199B1 (en) * 2014-11-20 2019-02-27 Sandvik Mining and Construction Oy Percussion piston and method of use
MX2019000250A (es) * 2016-06-24 2019-10-09 Berry Metal Co Dispositivo de perforacion neumatico.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US707920A (en) * 1901-06-20 1902-08-26 Charles H Haeseler Pneumatic hammer.
US1132649A (en) * 1913-01-06 1915-03-23 Benjamin Brazelle Pneumatic tool.
US1593606A (en) * 1925-06-24 1926-07-27 Ingersoll Rand Co Rock drill
US2906244A (en) * 1958-02-24 1959-09-29 Sheldon L Christensen Hydraulic pavement breaker

Also Published As

Publication number Publication date
AU7993175A (en) 1976-10-14
JPS50144968A (ro) 1975-11-21
FI50941C (fi) 1976-09-10
US4028995A (en) 1977-06-14
FI50941B (ro) 1976-05-31
RO74261A (ro) 1980-10-30
DE2516810A1 (de) 1975-11-20
NO137350C (no) 1978-02-22
FR2268603B1 (ro) 1978-09-01
DE2516810C3 (de) 1980-10-16
CS208174B2 (en) 1981-08-31
DE2516810B2 (de) 1980-02-28
NO751477L (ro) 1975-10-28
NO137350B (no) 1977-11-07
CH590112A5 (ro) 1977-07-29
SE409428B (sv) 1979-08-20
SU845796A3 (ru) 1981-07-07
CA1027010A (en) 1978-02-28
FR2268603A1 (ro) 1975-11-21
IT1037189B (it) 1979-11-10
JPS5432991B2 (ro) 1979-10-17
GB1478434A (en) 1977-06-29
SE7504592L (sv) 1975-10-27

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: OY TAMPELLA AB