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FI943074A7 - Hydraulisk slaghammare - Google Patents

Hydraulisk slaghammare

Info

Publication number
FI943074A7
FI943074A7 FI943074A FI943074A FI943074A7 FI 943074 A7 FI943074 A7 FI 943074A7 FI 943074 A FI943074 A FI 943074A FI 943074 A FI943074 A FI 943074A FI 943074 A7 FI943074 A7 FI 943074A7
Authority
FI
Finland
Prior art keywords
impact hammer
hydraulic impact
hydraulic
hammer
impact
Prior art date
Application number
FI943074A
Other languages
English (en)
Finnish (fi)
Other versions
FI104959B (sv
FI943074A0 (sv
Inventor
Esko Juvonen
Jouni Salo
Kauko Juuri
Original Assignee
Bretec Oy
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 Bretec Oy filed Critical Bretec Oy
Publication of FI943074A0 publication Critical patent/FI943074A0/sv
Priority to FI943074A priority Critical patent/FI104959B/sv
Priority to US08/490,774 priority patent/US5653295A/en
Priority to DE69518469T priority patent/DE69518469T2/de
Priority to DE0688636T priority patent/DE688636T1/de
Priority to ES95109721T priority patent/ES2151569T3/es
Priority to EP95109721A priority patent/EP0688636B1/en
Priority to JP17961195A priority patent/JP3390573B2/ja
Priority to KR1019950017080A priority patent/KR100362237B1/ko
Publication of FI943074A7 publication Critical patent/FI943074A7/sv
Application granted granted Critical
Publication of FI104959B publication Critical patent/FI104959B/sv

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
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/145—Control devices for the reciprocating piston for hydraulically actuated hammers having an accumulator
    • 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
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/26—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
FI943074A 1994-06-23 1994-06-23 Hydraulisk slaghammare FI104959B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI943074A FI104959B (sv) 1994-06-23 1994-06-23 Hydraulisk slaghammare
US08/490,774 US5653295A (en) 1994-06-23 1995-06-15 Hydraulic precussion hammer
ES95109721T ES2151569T3 (es) 1994-06-23 1995-06-22 Martillo de percusion hidraulico.
DE0688636T DE688636T1 (de) 1994-06-23 1995-06-22 Hydraulischer Schlaghammer
DE69518469T DE69518469T2 (de) 1994-06-23 1995-06-22 Hydraulischer Schlaghammer
EP95109721A EP0688636B1 (en) 1994-06-23 1995-06-22 Hydraulic percussion hammer
JP17961195A JP3390573B2 (ja) 1994-06-23 1995-06-23 流体圧パーカッションハンマ
KR1019950017080A KR100362237B1 (ko) 1994-06-23 1995-06-23 유압식충격해머

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FI943074A FI104959B (sv) 1994-06-23 1994-06-23 Hydraulisk slaghammare
FI943074 1994-06-23
US49077495 1995-06-15
US08/490,774 US5653295A (en) 1994-06-23 1995-06-15 Hydraulic precussion hammer

Publications (3)

Publication Number Publication Date
FI943074A0 FI943074A0 (sv) 1994-06-23
FI943074A7 true FI943074A7 (sv) 1995-12-24
FI104959B FI104959B (sv) 2000-05-15

Family

ID=26159764

Family Applications (1)

Application Number Title Priority Date Filing Date
FI943074A FI104959B (sv) 1994-06-23 1994-06-23 Hydraulisk slaghammare

Country Status (6)

Country Link
US (1) US5653295A (sv)
EP (1) EP0688636B1 (sv)
JP (1) JP3390573B2 (sv)
DE (2) DE688636T1 (sv)
ES (1) ES2151569T3 (sv)
FI (1) FI104959B (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0752297A3 (en) * 1995-07-06 1998-01-14 Bretec Oy Hydraulic percussion hammer

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19636659C2 (de) * 1996-09-10 2000-11-23 Krupp Berco Bautechnik Gmbh Fluidbetriebenes Schlagwerk mit automatischer Hubumschaltung
DE19803449A1 (de) 1998-01-30 1999-08-05 Krupp Berco Bautechnik Gmbh Druckmittelbetriebene Schlagvorrichtung
FI115957B (sv) * 2001-11-07 2005-08-31 Sandvik Tamrock Oy Slaganordning med två kolvar
SE528081C2 (sv) * 2004-08-25 2006-08-29 Atlas Copco Constr Tools Ab Hydraulisk slagmekanism
ATE474179T1 (de) * 2005-04-27 2010-07-15 Caterpillar Inc Schmierungsvorrichtung für hydraulisches oder pneumatisches werkzeug
SE528743C2 (sv) * 2005-06-22 2007-02-06 Atlas Copco Rock Drills Ab Slagverk för bergborrmaskin, förfarande för åstadkommande av en fram- och återgående slagkolvrörelse och bergborrmaskin
SE528745C2 (sv) * 2005-06-22 2007-02-06 Atlas Copco Rock Drills Ab Ventilanordning för slagverk och slagverk för bergborrmaskin
FR2902684B1 (fr) * 2006-06-27 2010-02-26 Montabert Roger Procede de commutation de la course de frappe d'un appareil a percussions mu par un fluide incompressible sous pression, et appareil pour la mise en oeuvre de ce procede
SE530885C2 (sv) * 2007-02-23 2008-10-07 Atlas Copco Rock Drills Ab Förfarande vid slagverk, slagverk och bergborrmaskin
FR2916377B1 (fr) * 2007-05-25 2009-07-24 Montabert Soc Par Actions Simp Procede de protection contre les suralimentations en debit d'un appareil a percussions mu par un fluide incompressible sous pression, et appareil pour la mise en oeuvre de ce procede.
WO2012024503A1 (en) 2010-08-19 2012-02-23 Caterpillar Inc. Lubrication system for a breaking tool
US8939227B2 (en) 2010-12-23 2015-01-27 Caterpillar Inc. Pressure protection valve for hydraulic tool
RU2479757C1 (ru) * 2011-11-07 2013-04-20 Учреждение Российской академии наук Институт горного дела Сибирского отделения РАН Распределитель гидравлических ударных устройств
FR2983760B1 (fr) * 2011-12-09 2014-08-15 Montabert Roger Procede de commutation de la course de frappe d'un piston de frappe d’un appareil a percussions
US9010493B2 (en) 2012-03-13 2015-04-21 Caterpillar Inc. Lubrication arrangement
DE102012208913A1 (de) * 2012-05-25 2013-11-28 Robert Bosch Gmbh Schlagwerkeinheit
SE536758C2 (sv) * 2012-11-28 2014-07-15 Atlas Copco Rock Drills Ab Slagverk till en hydraulisk bergborrmaskin, förfarande för drift av ett slagverk och hydraulisk bergborrmaskin inkluderande ett slagverk
US9308635B2 (en) * 2013-01-28 2016-04-12 Caterpillar Inc. Variable volume accumulator
US9217341B2 (en) 2013-08-15 2015-12-22 Caterpillar Inc. Lubrication system for tool
SE537608C2 (sv) * 2013-11-01 2015-07-28 Tools Pc Ab Const Pneumatisk slaganordning och förfarande vid pneumatisk slaganordning
WO2015115106A1 (ja) * 2014-01-31 2015-08-06 古河ロックドリル株式会社 液圧式打撃装置
US9840000B2 (en) 2014-12-17 2017-12-12 Caterpillar Inc. Hydraulic hammer having variable stroke control
US20160199969A1 (en) * 2015-01-12 2016-07-14 Caterpillar Inc. Hydraulic hammer having variable stroke control
US20160221171A1 (en) * 2015-02-02 2016-08-04 Caterpillar Inc. Hydraulic hammer having dual valve acceleration control system
KR101780154B1 (ko) * 2016-07-27 2017-09-20 대모 엔지니어링 주식회사 유압식 타격 기기 및 이를 포함하는 건설 장비
RU2020107312A (ru) 2017-07-20 2021-08-20 Минкон Интернэшнл Лимитед Управляющие клапаном устройства для гидравлических ударных механизмов
CN110944801B (zh) * 2017-07-24 2023-06-30 古河凿岩机械有限公司 液压式冲击装置
RU2674289C1 (ru) * 2018-02-12 2018-12-06 Федеральное государственное бюджетное учреждение науки Институт горного дела им. Н.А. Чинакала Сибирского отделения Российской академии наук Распределитель гидравлического ударного устройства
DE102018104331A1 (de) * 2018-02-26 2019-08-29 Liebherr-Werk Nenzing Gmbh Verfahren zur Leistungsverwaltung bei der Pfahlgründung mit einer Trägermaschine und einem daran montierten Anbaugerät
EP4043153A1 (en) * 2021-02-11 2022-08-17 Sandvik Mining and Construction Oy Percussion device and method for controlling the same
RU208326U1 (ru) * 2021-06-25 2021-12-14 Федеральное государственное бюджетное учреждение науки Институт горного дела им. Н.А. Чинакала Сибирского отделения Российской академии наук (ИГД СО РАН) Устройство ударного действия

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1703061C3 (de) 1968-03-27 1974-02-14 Fried. Krupp Gmbh, 4300 Essen Hydraulisch betriebener Schubkolbenmotor
SE391664B (sv) * 1973-10-23 1977-02-28 Svenska Hymas Ab Anordning vid hydrauliskt drivet slagverktyg
DE2512731A1 (de) * 1975-03-22 1976-10-07 Klemm Bohrtech Hydraulisches schlaggeraet
US4172411A (en) * 1976-06-09 1979-10-30 Mitsui Engineering & Shipbuilding Co., Ltd. Hydraulic hammer
DE2710561A1 (de) * 1977-03-11 1978-09-21 Bosch Gmbh Robert Handwerkzeugmaschine
FI72908C (sv) * 1979-06-29 1987-08-10 Rammer Oy Hydraulisk slagmaskin.
US4474248A (en) * 1981-04-23 1984-10-02 Giovanni Donadio Hydraulic demolishing rock drill
EP0085279B1 (en) 1982-01-22 1986-07-09 Mauro Vitulano Directional control valve to obtain in a hydraulic appliance the alternative motion of a piston operating to charge and fire a tool, specially suitable for hydraulic hammers
FR2595972B2 (fr) * 1985-07-16 1989-10-20 Montabert Ets Appareil a percussions
EP0236721A3 (en) * 1986-03-11 1989-10-25 NITTETSU JITSUGYO CO., Ltd. Hydraulic breaker
FR2602448B1 (fr) 1986-08-07 1988-10-21 Montabert Ets Procede de regulation des parametres de percussion du piston de frappe d'un appareil mu par un fluide incompressible sous pression, et appareil pour la mise en oeuvre de ce procede
FR2618092B1 (fr) * 1987-07-17 1989-11-10 Montabert Ets Distributeur hydraulique pour appareil a percussions mu par un fluide incompressible sous pression
US5064005A (en) * 1990-04-30 1991-11-12 Caterpillar Inc. Impact hammer and control arrangement therefor
FR2676953B1 (fr) * 1991-05-30 1993-08-20 Montabert Ets Appareil hydraulique a percussions.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0752297A3 (en) * 1995-07-06 1998-01-14 Bretec Oy Hydraulic percussion hammer
US5890548A (en) * 1995-07-06 1999-04-06 Bretec Oy Hydraulic percussion hammer

Also Published As

Publication number Publication date
ES2151569T3 (es) 2001-01-01
FI104959B (sv) 2000-05-15
FI943074A0 (sv) 1994-06-23
DE688636T1 (de) 1996-09-19
EP0688636B1 (en) 2000-08-23
JPH08197456A (ja) 1996-08-06
EP0688636A1 (en) 1995-12-27
JP3390573B2 (ja) 2003-03-24
US5653295A (en) 1997-08-05
DE69518469D1 (de) 2000-09-28
DE69518469T2 (de) 2001-01-04

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