AU2002340982B2 - Percussion device with a control valve for two alternately striking pistons - Google Patents

Percussion device with a control valve for two alternately striking pistons Download PDF

Info

Publication number
AU2002340982B2
AU2002340982B2 AU2002340982A AU2002340982A AU2002340982B2 AU 2002340982 B2 AU2002340982 B2 AU 2002340982B2 AU 2002340982 A AU2002340982 A AU 2002340982A AU 2002340982 A AU2002340982 A AU 2002340982A AU 2002340982 B2 AU2002340982 B2 AU 2002340982B2
Authority
AU
Australia
Prior art keywords
percussion
pressure
piston
control valve
slide
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.)
Ceased
Application number
AU2002340982A
Other languages
English (en)
Other versions
AU2002340982A1 (en
Inventor
Jarmo Heinonen
Antti Koskimaki
Esa Rantala
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.)
Sandvik Mining and Construction Oy
Original Assignee
Sandvik Mining and Construction 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 Sandvik Mining and Construction Oy filed Critical Sandvik Mining and Construction Oy
Publication of AU2002340982A1 publication Critical patent/AU2002340982A1/en
Application granted granted Critical
Publication of AU2002340982B2 publication Critical patent/AU2002340982B2/en
Assigned to SANDVIK MINING AND CONSTRUCTION OY reassignment SANDVIK MINING AND CONSTRUCTION OY Alteration of Name(s) of Applicant(s) under S113 Assignors: SANDVIK TAMROCK OY
Anticipated expiration legal-status Critical
Ceased 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
    • B25D9/16—Valve arrangements therefor
    • B25D9/18—Valve arrangements therefor involving a piston-type slide valve

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Fluid-Driven Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Superstructure Of Vehicle (AREA)
AU2002340982A 2001-11-07 2002-11-07 Percussion device with a control valve for two alternately striking pistons Ceased AU2002340982B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20012156 2001-11-07
FI20012156A FI115957B (fi) 2001-11-07 2001-11-07 Kaksimäntäinen iskulaite
PCT/FI2002/000868 WO2003039814A1 (en) 2001-11-07 2002-11-07 Percussion device with a control valve for two alternately striking pistons

Publications (2)

Publication Number Publication Date
AU2002340982A1 AU2002340982A1 (en) 2003-07-24
AU2002340982B2 true AU2002340982B2 (en) 2007-12-20

Family

ID=8562204

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002340982A Ceased AU2002340982B2 (en) 2001-11-07 2002-11-07 Percussion device with a control valve for two alternately striking pistons

Country Status (12)

Country Link
US (1) US7464635B2 (enExample)
EP (1) EP1503883B1 (enExample)
JP (1) JP4242770B2 (enExample)
CN (1) CN100410025C (enExample)
AT (1) ATE401994T1 (enExample)
AU (1) AU2002340982B2 (enExample)
CA (1) CA2465400C (enExample)
DE (1) DE60227843D1 (enExample)
FI (1) FI115957B (enExample)
NO (1) NO328866B1 (enExample)
WO (1) WO2003039814A1 (enExample)
ZA (1) ZA200403273B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI119398B (fi) * 2006-12-21 2008-10-31 Sandvik Mining & Constr Oy Iskulaite
FI123634B (fi) * 2007-10-05 2013-08-30 Sandvik Mining & Constr Oy Kallionrikkomislaite, suojaventtiili sekä menetelmä kallionrikkomislaitteen käyttämiseksi
SE536903C2 (sv) * 2012-11-28 2014-10-21 Atlas Copco Rock Drills Ab Anordning vid fördelningsventil för en bergborrmaskin och bergborrmaskin
CA2943806C (en) 2014-03-27 2022-05-31 Techtronic Power Tools Technology Limited Powered fastener driver and operating method thereof
US11052524B2 (en) * 2015-07-13 2021-07-06 Furukawa Rock Drill Co., Ltd. Hydraulic hammering device
KR101712584B1 (ko) * 2015-11-16 2017-03-06 한국생산기술연구원 다중 유압 브레이커를 구비하는 타격 장치 및, 이를 이용하는 타격 방법
KR102256436B1 (ko) 2016-06-28 2021-05-25 후루까와 로크 드릴 가부시끼가이샤 2 피스톤형 유압타격장치
US11207769B2 (en) 2017-01-12 2021-12-28 Furukawa Rock Drill Co., Ltd. Hydraulic hammering device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3425498A (en) * 1965-11-19 1969-02-04 Dowty Technical Dev Ltd Fluid actuated vibrator devices
FR2263398A1 (en) * 1974-03-04 1975-10-03 Victor Products Ltd Hydraulic percussive tool - has changeover valve for driving moving parts to and fro
US4477232A (en) * 1983-01-10 1984-10-16 Mayer James R Hydraulically actuated reciprocating piston pump
US5653295A (en) * 1994-06-23 1997-08-05 Bretec Oy Hydraulic precussion hammer

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2660955A (en) * 1950-06-27 1953-12-01 Hydropress Inc Hydraulic machine
US3864852A (en) * 1973-03-27 1975-02-11 Btr Industries Ltd Hydraulic oscillator for digging bucket teeth
SE410209B (sv) 1974-06-13 1979-10-01 Inst Gornogo Dela Sibirskogo O Slagborrmaskin
CN86202542U (zh) * 1986-05-09 1988-02-10 奚志庚 一种芯阀式手持液压镐
US4852960A (en) * 1987-03-11 1989-08-01 American Telephone And Telegraph Company, At&T Bell Laboratories Narrow-linewidth resonant optical device, transmitter, system, and method
US4825960A (en) * 1988-06-30 1989-05-02 Molex Incorporated Synchronized hydraulic hammer arrangement
JP3045261B2 (ja) 1992-06-16 2000-05-29 古河機械金属株式会社 続孔さく孔機
JPH062481A (ja) 1992-06-19 1994-01-11 Kanobooring:Kk ロッドクランプ装置
FI107891B (fi) * 1998-03-30 2001-10-31 Sandvik Tamrock Oy Painenestekäyttöinen iskulaite
DE10024505A1 (de) * 2000-05-18 2001-11-29 Guenter Klemm Verfahren zur Durchführung von Erd- oder Gesteinsarbeiten und hydraulisches Schlagwerk

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3425498A (en) * 1965-11-19 1969-02-04 Dowty Technical Dev Ltd Fluid actuated vibrator devices
FR2263398A1 (en) * 1974-03-04 1975-10-03 Victor Products Ltd Hydraulic percussive tool - has changeover valve for driving moving parts to and fro
US4477232A (en) * 1983-01-10 1984-10-16 Mayer James R Hydraulically actuated reciprocating piston pump
US5653295A (en) * 1994-06-23 1997-08-05 Bretec Oy Hydraulic precussion hammer

Also Published As

Publication number Publication date
JP2005507789A (ja) 2005-03-24
JP4242770B2 (ja) 2009-03-25
ATE401994T1 (de) 2008-08-15
FI115957B (fi) 2005-08-31
FI20012156A0 (fi) 2001-11-07
FI20012156A7 (fi) 2003-05-08
EP1503883B1 (en) 2008-07-23
ZA200403273B (en) 2004-06-08
NO328866B1 (no) 2010-06-07
US7464635B2 (en) 2008-12-16
CA2465400C (en) 2009-08-18
CN1582215A (zh) 2005-02-16
CN100410025C (zh) 2008-08-13
WO2003039814A1 (en) 2003-05-15
CA2465400A1 (en) 2003-05-15
NO20042290L (no) 2004-06-03
EP1503883A1 (en) 2005-02-09
US20040251038A1 (en) 2004-12-16
DE60227843D1 (de) 2008-09-04

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired