ZA81997B - An hydraulically operated impact device - Google Patents

An hydraulically operated impact device

Info

Publication number
ZA81997B
ZA81997B ZA00810997A ZA81997A ZA81997B ZA 81997 B ZA81997 B ZA 81997B ZA 00810997 A ZA00810997 A ZA 00810997A ZA 81997 A ZA81997 A ZA 81997A ZA 81997 B ZA81997 B ZA 81997B
Authority
ZA
South Africa
Prior art keywords
control lines
hydraulically operated
impact device
branches
pin
Prior art date
Application number
ZA00810997A
Other languages
English (en)
Inventor
Ekloef Ake Torsten
Ake Torsten Ekloef
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
Publication of ZA81997B publication Critical patent/ZA81997B/xx

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
    • 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
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/371—Use of springs

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Lubricants (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Processing Of Solid Wastes (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
ZA00810997A 1980-02-20 1981-02-16 An hydraulically operated impact device ZA81997B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8001325A SE420057B (sv) 1980-02-20 1980-02-20 Hydrauliskt slagverk med mojlighet att reglera slagenergin

Publications (1)

Publication Number Publication Date
ZA81997B true ZA81997B (en) 1982-09-29

Family

ID=20340301

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00810997A ZA81997B (en) 1980-02-20 1981-02-16 An hydraulically operated impact device

Country Status (12)

Country Link
US (1) US4413687A (xx)
EP (1) EP0035005B1 (xx)
JP (1) JPS56134189A (xx)
AT (1) ATE13456T1 (xx)
AU (1) AU539886B2 (xx)
CA (1) CA1167740A (xx)
DE (1) DE3170566D1 (xx)
FI (1) FI74898C (xx)
NO (1) NO153287C (xx)
PL (1) PL131095B1 (xx)
SE (1) SE420057B (xx)
ZA (1) ZA81997B (xx)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8106907L (sv) * 1981-11-20 1983-05-21 Atlas Copco Ab Sett att styra ett slagverk och slagverk
DE3443542A1 (de) * 1984-11-29 1986-06-05 Fried. Krupp Gmbh, 4300 Essen Hydraulische schlagvorrichtung
US4724911A (en) * 1985-12-20 1988-02-16 Enmark Corporation Hydraulic impact tool
FI78158C (fi) * 1986-05-09 1989-06-12 Tampella Oy Ab Anordning vid en borrmaskin foer lagring av ett rotationsstycke.
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
US5064005A (en) * 1990-04-30 1991-11-12 Caterpillar Inc. Impact hammer and control arrangement therefor
DE4028595A1 (de) * 1990-09-08 1992-03-12 Krupp Maschinentechnik Hydraulisch betriebenes schlagwerk
DE19923680B4 (de) * 1999-05-22 2004-02-26 Atlas Copco Construction Tools Gmbh Verfahren zur Ermittlung der Betriebsdauer und des Einsatz-Zustands eines hydraulischen Schlagaggregats, insbesondere Hydraulikhammer, sowie Vorrichtung zur Durchführung des Verfahrens
SE528033C2 (sv) * 2004-03-12 2006-08-15 Atlas Copco Constr Tools Ab Hydraulslagverk
SE0402844D0 (sv) * 2004-11-22 2004-11-22 Atlas Copco Rock Drills Ab Slagverk med reglering av slaglängd
SE528745C2 (sv) 2005-06-22 2007-02-06 Atlas Copco Rock Drills Ab Ventilanordning för slagverk och slagverk för bergborrmaskin
SE529615C2 (sv) * 2006-02-20 2007-10-09 Atlas Copco Rock Drills Ab Slagverk och bergborrmaskin samt förfarande för att styra slagkolvens slaglängd
SE530524C2 (sv) * 2006-09-13 2008-07-01 Atlas Copco Rock Drills Ab Slagverk, bergborrmaskin inkluderande ett dylikt slagverk och förfarande för styrning av ett slagverk
SE530885C2 (sv) * 2007-02-23 2008-10-07 Atlas Copco Rock Drills Ab Förfarande vid slagverk, slagverk och bergborrmaskin
US7681664B2 (en) * 2008-03-06 2010-03-23 Patterson William N Internally dampened percussion rock drill
US8939227B2 (en) 2010-12-23 2015-01-27 Caterpillar Inc. Pressure protection valve for hydraulic tool
SE535801C2 (sv) 2011-04-27 2012-12-27 Atlas Copco Rock Drills Ab Slagverk, bergborrmaskin och borrigg
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
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
WO2015092875A1 (ja) * 2013-12-18 2015-06-25 日本ニューマチック工業株式会社 衝撃動工具
FR3027543B1 (fr) * 2014-10-28 2016-12-23 Montabert Roger Appareil a percussions
CN104675774B (zh) * 2015-03-13 2017-04-19 辽宁瑞丰专用车制造有限公司 一种凿岩机的液压系统
CH711414A1 (de) * 2015-08-13 2017-02-15 Hatebur Umformmaschinen Ag Vorrichtung zur Erzeugung impulsdynamischer Prozesskräfte.
US20180133882A1 (en) * 2016-11-16 2018-05-17 Caterpillar Inc. Hydraulic hammer and sleeve therefor
KR101709673B1 (ko) * 2016-12-13 2017-03-09 대모 엔지니어링 주식회사 2단 오토스트로크 유압 브레이커

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US645582A (en) * 1899-06-16 1900-03-20 Barry Searle Compound engine.
US909923A (en) * 1907-09-14 1909-01-19 Jonas L Mitchell Valve mechanism for rock-drills, &c.
US1546100A (en) * 1920-04-02 1925-07-14 Denver Rock Drill Mfg Co Rock drill
US1946548A (en) * 1931-10-26 1934-02-13 William H Keller Inc Pressure fluid operated tool
US2100541A (en) * 1934-11-01 1937-11-30 Sullivan Machinery Co Pressure fluid motor
DE1703061C3 (de) * 1968-03-27 1974-02-14 Fried. Krupp Gmbh, 4300 Essen Hydraulisch betriebener Schubkolbenmotor
US3780621A (en) * 1971-06-07 1973-12-25 Atlas Copco Ab Hydraulic fluid actuated percussion tool
FR2250014A1 (xx) * 1973-11-07 1975-05-30 Secoma
GB1450972A (en) * 1974-06-11 1976-09-29 Klemm G Percussive tool
US4006783A (en) * 1975-03-17 1977-02-08 Linden-Alimak Ab Hydraulic operated rock drilling apparatus
JPS5432192B2 (xx) * 1975-03-18 1979-10-12
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
SE429111B (sv) * 1978-10-19 1983-08-15 Atlas Copco Ab Hydrauliskt drivet slagverk

Also Published As

Publication number Publication date
JPS6344513B2 (xx) 1988-09-05
FI74898B (fi) 1987-12-31
CA1167740A (en) 1984-05-22
SE420057B (sv) 1981-09-14
PL131095B1 (en) 1984-10-31
US4413687A (en) 1983-11-08
NO153287B (no) 1985-11-11
AU539886B2 (en) 1984-10-18
NO810446L (no) 1981-08-21
DE3170566D1 (en) 1985-06-27
NO153287C (no) 1986-02-19
FI810500L (fi) 1981-08-21
FI74898C (fi) 1988-04-11
EP0035005B1 (en) 1985-05-22
EP0035005A1 (en) 1981-09-02
SE8001325L (xx) 1981-08-21
PL229763A1 (xx) 1981-09-18
JPS56134189A (en) 1981-10-20
ATE13456T1 (de) 1985-06-15
AU6745381A (en) 1981-08-27

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