DE2967374D1 - Hydraulically operated impact motor - Google Patents

Hydraulically operated impact motor

Info

Publication number
DE2967374D1
DE2967374D1 DE7979850095T DE2967374T DE2967374D1 DE 2967374 D1 DE2967374 D1 DE 2967374D1 DE 7979850095 T DE7979850095 T DE 7979850095T DE 2967374 T DE2967374 T DE 2967374T DE 2967374 D1 DE2967374 D1 DE 2967374D1
Authority
DE
Germany
Prior art keywords
hydraulically operated
impact motor
operated impact
motor
hydraulically
Prior art date
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.)
Expired
Application number
DE7979850095T
Other languages
English (en)
Inventor
Stig Roland Henriksson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atlas Copco AB
Original Assignee
Atlas Copco 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 Atlas Copco AB filed Critical Atlas Copco AB
Application granted granted Critical
Publication of DE2967374D1 publication Critical patent/DE2967374D1/de
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
    • B25D9/14—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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S173/00—Tool driving or impacting
    • Y10S173/04—Liquid operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Percussive Tools And Related Accessories (AREA)
DE7979850095T 1978-10-19 1979-10-18 Hydraulically operated impact motor Expired DE2967374D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7810882A SE429111B (sv) 1978-10-19 1978-10-19 Hydrauliskt drivet slagverk

Publications (1)

Publication Number Publication Date
DE2967374D1 true DE2967374D1 (en) 1985-03-14

Family

ID=20336127

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979850095T Expired DE2967374D1 (en) 1978-10-19 1979-10-18 Hydraulically operated impact motor

Country Status (9)

Country Link
US (1) US4349075A (de)
EP (2) EP0070044B1 (de)
JP (1) JPS5558990A (de)
AU (1) AU538830B2 (de)
CA (1) CA1135155A (de)
DE (1) DE2967374D1 (de)
FI (1) FI793232A (de)
SE (1) SE429111B (de)
ZA (1) ZA795504B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE420057B (sv) * 1980-02-20 1981-09-14 Atlas Copco Ab Hydrauliskt slagverk med mojlighet att reglera slagenergin
US4505340A (en) * 1982-06-03 1985-03-19 Yantsen Ivan A Hydropneumatic percussive tool
SE470512B (sv) * 1992-11-11 1994-06-27 Atlas Copco Rocktech Ab Vätskedriven slående maskin
US5465646A (en) * 1994-02-23 1995-11-14 Mcneil (Ohio) Corporation Hydraulic motor
DE19636659C2 (de) * 1996-09-10 2000-11-23 Krupp Berco Bautechnik Gmbh Fluidbetriebenes Schlagwerk mit automatischer Hubumschaltung
FI20010976A (fi) * 2001-05-09 2002-11-10 Sandvik Tamrock Oy Menetelmä iskulaitteen työkierron ohjaamiseksi ja iskulaite
SE528033C2 (sv) * 2004-03-12 2006-08-15 Atlas Copco Constr Tools Ab Hydraulslagverk
SE530571C2 (sv) * 2006-11-16 2008-07-08 Atlas Copco Rock Drills Ab Bergborrningsförfarande och bergborrningsmaskin
SE536562C2 (sv) * 2012-06-28 2014-02-25 Atlas Copco Rock Drills Ab Anordning och förfarande vid en hydraulisk bergborrmaskin jämte bergborrmaskin
KR102033235B1 (ko) * 2015-07-13 2019-10-16 후루까와 로크 드릴 가부시끼가이샤 액압식 타격장치
EP3569362B1 (de) * 2017-01-12 2023-01-11 Furukawa Rock Drill Co., Ltd. Hydraulische hammervorrichtung

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3033168A (en) * 1960-10-31 1962-05-08 New York Air Brake Co Hydraulic mechanism
US3207043A (en) * 1964-04-09 1965-09-21 Sperry Rand Corp Hydraulic hammer
US3322038A (en) * 1964-04-09 1967-05-30 Sperry Rand Corp Hydraulic hammer
DE1300329B (de) * 1967-01-17 1969-07-31 Koeppern & Co Kg Maschf Hydraulischer Vibrationsantrieb
DE1703061C3 (de) * 1968-03-27 1974-02-14 Fried. Krupp Gmbh, 4300 Essen Hydraulisch betriebener Schubkolbenmotor
GB1356022A (en) * 1971-02-10 1974-06-12 Dobson Park Ind Impact tools or apparatus
US3741072A (en) * 1971-02-17 1973-06-26 G Romell Hydraulic fluid actuated percussion tool
US3780621A (en) * 1971-06-07 1973-12-25 Atlas Copco Ab Hydraulic fluid actuated percussion tool
US3771422A (en) * 1971-10-13 1973-11-13 Houdaille Industries Inc Automatic pressure relief and snubbing in hydraulic actuators
DE2222332A1 (de) * 1972-05-06 1973-11-22 Zahnradfabrik Friedrichshafen Hilfskrafteinrichtung fuer speicherbetrieb
SE392830B (sv) * 1975-03-18 1977-04-25 Atlas Copco Ab Anordning vid bergborrmaskiner for dempning av rekylen fran ett till maskinen anslutet arbetsverktyg
JPS5432192B2 (de) * 1975-03-18 1979-10-12
GB1535927A (en) * 1975-04-08 1978-12-13 Secretary Industry Brit Hydraulic impactors
DE2520323A1 (de) * 1975-05-07 1976-11-18 Salzgitter Maschinen Ag Hydraulische antriebsvorrichtung fuer schlagwerkzeuge
US4172411A (en) * 1976-06-09 1979-10-30 Mitsui Engineering & Shipbuilding Co., Ltd. Hydraulic hammer
GB1584792A (en) * 1976-06-09 1981-02-18 Mitsui Shipbuilding Eng Oscillator actuated hydraulic percussion device

Also Published As

Publication number Publication date
AU5192779A (en) 1980-04-24
EP0070044A1 (de) 1983-01-19
EP0010532B1 (de) 1985-01-30
EP0070044B1 (de) 1986-01-29
SE429111B (sv) 1983-08-15
ZA795504B (en) 1980-09-24
AU538830B2 (en) 1984-08-30
CA1135155A (en) 1982-11-09
FI793232A (fi) 1980-04-20
SE7810882L (sv) 1980-04-20
US4349075A (en) 1982-09-14
JPS5558990A (en) 1980-05-02
EP0010532A1 (de) 1980-04-30

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee