DE2206014A1 - Hydraulisches schlaggeraet - Google Patents

Hydraulisches schlaggeraet

Info

Publication number
DE2206014A1
DE2206014A1 DE19722206014 DE2206014A DE2206014A1 DE 2206014 A1 DE2206014 A1 DE 2206014A1 DE 19722206014 DE19722206014 DE 19722206014 DE 2206014 A DE2206014 A DE 2206014A DE 2206014 A1 DE2206014 A1 DE 2206014A1
Authority
DE
Germany
Prior art keywords
impact device
motor
bushing
piston
housing
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.)
Pending
Application number
DE19722206014
Other languages
German (de)
English (en)
Inventor
Friedrich Falley
Bedrich Slejska
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.)
Schweizerische Industrie Gesellschaft
Original Assignee
Schweizerische Industrie Gesellschaft
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 Schweizerische Industrie Gesellschaft filed Critical Schweizerische Industrie Gesellschaft
Publication of DE2206014A1 publication Critical patent/DE2206014A1/de
Pending 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
    • 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
    • B25D9/16—Valve arrangements therefor
    • B25D9/22—Valve arrangements therefor involving a rotary-type slide valve

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
DE19722206014 1971-12-23 1972-02-09 Hydraulisches schlaggeraet Pending DE2206014A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1886171A CH559088A5 (enrdf_load_stackoverflow) 1971-12-23 1971-12-23

Publications (1)

Publication Number Publication Date
DE2206014A1 true DE2206014A1 (de) 1973-08-02

Family

ID=4435741

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722206014 Pending DE2206014A1 (de) 1971-12-23 1972-02-09 Hydraulisches schlaggeraet

Country Status (3)

Country Link
CH (1) CH559088A5 (enrdf_load_stackoverflow)
DE (1) DE2206014A1 (enrdf_load_stackoverflow)
FR (1) FR2165598A5 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5667022A (en) * 1994-06-03 1997-09-16 Deilman-Haniel Gmbh Hydraulic impact device with continuously controllable impact rate and impact force
US6202763B1 (en) 1998-08-12 2001-03-20 Deilmann-Haniel Maschinin-Und Stahlbau “Twin-impact” double-blow drilling apparatus
WO2004073933A1 (en) * 2003-02-21 2004-09-02 Sandvik Tamrock Oy Impact device with a rotable control valve
US8720602B2 (en) 2007-12-21 2014-05-13 Atlas Copco Rock Drills Ab Pulse generating device and a rock drilling rig comprising such a device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU676301B2 (en) * 1993-04-21 1997-03-06 Roger Robarts Briggs Rock percussion mechanism

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5667022A (en) * 1994-06-03 1997-09-16 Deilman-Haniel Gmbh Hydraulic impact device with continuously controllable impact rate and impact force
US6202763B1 (en) 1998-08-12 2001-03-20 Deilmann-Haniel Maschinin-Und Stahlbau “Twin-impact” double-blow drilling apparatus
WO2004073933A1 (en) * 2003-02-21 2004-09-02 Sandvik Tamrock Oy Impact device with a rotable control valve
US7290622B2 (en) 2003-02-21 2007-11-06 Sandvik Mining And Construction Oy Impact device with a rotable control valve
RU2341373C2 (ru) * 2003-02-21 2008-12-20 Сандвик Тамрок Ой Ударное устройство с вращающимся клапаном управления
AU2004213193B2 (en) * 2003-02-21 2009-09-03 Sandvik Mining And Construction Oy Impact device with a rotable control valve
KR101055240B1 (ko) * 2003-02-21 2011-08-08 산드빅 마이닝 앤드 컨스트럭션 오와이 회전가능한 제어 밸브를 갖춘 충격 장치
US8720602B2 (en) 2007-12-21 2014-05-13 Atlas Copco Rock Drills Ab Pulse generating device and a rock drilling rig comprising such a device

Also Published As

Publication number Publication date
FR2165598A5 (enrdf_load_stackoverflow) 1973-08-03
CH559088A5 (enrdf_load_stackoverflow) 1975-02-28

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Legal Events

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OHA Expiration of time for request for examination