ATE84739T1 - Hydraulisches schlagwerk. - Google Patents

Hydraulisches schlagwerk.

Info

Publication number
ATE84739T1
ATE84739T1 AT90107000T AT90107000T ATE84739T1 AT E84739 T1 ATE84739 T1 AT E84739T1 AT 90107000 T AT90107000 T AT 90107000T AT 90107000 T AT90107000 T AT 90107000T AT E84739 T1 ATE84739 T1 AT E84739T1
Authority
AT
Austria
Prior art keywords
piston
percussion
percussion piston
chamber
oil chamber
Prior art date
Application number
AT90107000T
Other languages
English (en)
Inventor
Friedrich-Karl Dr-Ing Arndt
Robert Dr-Ing Bartels
Original Assignee
Krupp Maschinentechnik
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 Krupp Maschinentechnik filed Critical Krupp Maschinentechnik
Application granted granted Critical
Publication of ATE84739T1 publication Critical patent/ATE84739T1/de

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D2209/007—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously having a tubular-slide valve, which is not coaxial with the piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Lubricants (AREA)
AT90107000T 1989-04-27 1990-04-11 Hydraulisches schlagwerk. ATE84739T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3913866A DE3913866A1 (de) 1989-04-27 1989-04-27 Hydraulisches schlagwerk
EP90107000A EP0394765B1 (de) 1989-04-27 1990-04-11 Hydraulisches Schlagwerk

Publications (1)

Publication Number Publication Date
ATE84739T1 true ATE84739T1 (de) 1993-02-15

Family

ID=6379558

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90107000T ATE84739T1 (de) 1989-04-27 1990-04-11 Hydraulisches schlagwerk.

Country Status (5)

Country Link
US (1) US5038668A (de)
EP (1) EP0394765B1 (de)
JP (1) JPH02303775A (de)
AT (1) ATE84739T1 (de)
DE (2) DE3913866A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4028304A1 (de) * 1990-09-06 1992-03-12 Krupp Maschinentechnik Hydraulich betriebene schlagdrehbohrvorrichtung, insbesondere zum ankerlochbohren
IT1270226B (it) * 1994-06-15 1997-04-29 Giordano S R L Off Dispositivo di distribuzione di olio in pressione e martello idraulico dotato di tale dispositivo
JPH08281571A (ja) * 1995-04-14 1996-10-29 Komatsu Ltd 振動発生装置
US6058632A (en) * 1997-11-07 2000-05-09 Hawkins; Peter Arthur Taylor Tool holder with percussion member
FI115759B (fi) * 2002-05-17 2005-07-15 Yrjoe Raunisto Iskuja synnyttävä laite
DE10237407B4 (de) * 2002-08-16 2009-12-10 Eurodrill Gmbh Hydraulischer Schlaghammer mit Leerschlagabschaltung
SE528033C2 (sv) * 2004-03-12 2006-08-15 Atlas Copco Constr Tools Ab Hydraulslagverk
DE102004042369A1 (de) * 2004-09-01 2006-07-13 Eurodrill Gmbh Bodenbearbeitungsgerät und Verfahren zum Einbringen eines Arbeitselementes in den Boden
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
FI124781B (fi) * 2009-03-26 2015-01-30 Sandvik Mining & Constr Oy Iskulaite
DE102015016149A1 (de) * 2015-12-12 2017-06-14 Ulrich Keller Hochfrequenzzylinder
CN109641347B (zh) * 2016-08-31 2021-08-31 古河凿岩机械有限公司 液压式冲击装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3908373A (en) * 1970-11-23 1975-09-30 Foster Miller Ass High energy rate actuator
SE354220B (de) * 1972-03-10 1973-03-05 Atlas Copco Ab
US3925985A (en) * 1973-01-09 1975-12-16 Rapidex Inc Impact actuator
GB1480753A (en) * 1974-11-14 1977-07-27 Hydraulics Ltd A Hydraulically-operated devices
ES464093A1 (es) * 1977-11-12 1978-12-16 Luis Miguel Castejon Castan Perfeccionamientos en los sistemas de fluidos alternantes y aparato para su realizacion.
SU945412A2 (ru) * 1978-12-27 1982-07-23 Ордена Трудового Красного Знамени институт гидродинамики СО АН СССР Устройство ударного действи
DE2904371A1 (de) * 1979-02-06 1980-08-07 Smg Sueddeutsche Maschinenbau Vorrichtung zum ausueben schlagartiger kraefte auf werkstuecke
US4370916A (en) * 1979-10-04 1983-02-01 Mitin Leonid A Percussive device
DE2941443C2 (de) * 1979-10-12 1985-11-07 Institut Gidrodinamiki Sibirskogo Otdelenija Akademii Nauk Sssr Schlaggerät zum Lösen oder Zerkleinern von Gersten oder ähnlichem Material
PL129069B1 (en) * 1980-02-22 1984-03-31 Ct Kt Maszyn Gorniczych Komag Hydraulic impact machine
ZA825209B (en) * 1981-08-05 1983-06-29 Chamber Of Mines Services Ltd Poppet valve arrangement and impact tool operationally controlled thereby
US4796428A (en) * 1983-01-17 1989-01-10 Oilgear Towler, Inc. Double-acting forging hammer and method
DE3443542A1 (de) * 1984-11-29 1986-06-05 Fried. Krupp Gmbh, 4300 Essen Hydraulische schlagvorrichtung
EP0236721A3 (de) * 1986-03-11 1989-10-25 NITTETSU JITSUGYO CO., Ltd. Hydraulischer Brecher
JPH0513509Y2 (de) * 1986-09-09 1993-04-09

Also Published As

Publication number Publication date
EP0394765A1 (de) 1990-10-31
EP0394765B1 (de) 1993-01-20
JPH02303775A (ja) 1990-12-17
US5038668A (en) 1991-08-13
DE59000777D1 (de) 1993-03-04
DE3913866A1 (de) 1990-10-31

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Legal Events

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