DE2518240C2 - Hydraulisches Schlagwerk für ein Werkzeug - Google Patents

Hydraulisches Schlagwerk für ein Werkzeug

Info

Publication number
DE2518240C2
DE2518240C2 DE2518240A DE2518240A DE2518240C2 DE 2518240 C2 DE2518240 C2 DE 2518240C2 DE 2518240 A DE2518240 A DE 2518240A DE 2518240 A DE2518240 A DE 2518240A DE 2518240 C2 DE2518240 C2 DE 2518240C2
Authority
DE
Germany
Prior art keywords
percussion piston
piston
opening
chamber
percussion
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
DE2518240A
Other languages
German (de)
English (en)
Other versions
DE2518240A1 (de
Inventor
John Vinton Rochester N.Y. Bouyoucos
Roger Lawrence Fairport N.Y. Selsma
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.)
Hydroacoustics Inc Rochester Ny Us
Original Assignee
Hydroacoustics Inc Rochester Ny Us
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 Hydroacoustics Inc Rochester Ny Us filed Critical Hydroacoustics Inc Rochester Ny Us
Publication of DE2518240A1 publication Critical patent/DE2518240A1/de
Application granted granted Critical
Publication of DE2518240C2 publication Critical patent/DE2518240C2/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
    • B25D9/06—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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
DE2518240A 1974-04-24 1975-04-22 Hydraulisches Schlagwerk für ein Werkzeug Expired DE2518240C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US463625A US3903972A (en) 1974-04-24 1974-04-24 Impact tools

Publications (2)

Publication Number Publication Date
DE2518240A1 DE2518240A1 (de) 1975-11-20
DE2518240C2 true DE2518240C2 (de) 1985-09-05

Family

ID=23840754

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2518240A Expired DE2518240C2 (de) 1974-04-24 1975-04-22 Hydraulisches Schlagwerk für ein Werkzeug

Country Status (9)

Country Link
US (1) US3903972A (no)
JP (1) JPS5432987B2 (no)
AU (1) AU476939B2 (no)
CA (1) CA1018864A (no)
DE (1) DE2518240C2 (no)
FR (1) FR2268573B1 (no)
GB (1) GB1460556A (no)
SE (1) SE405693B (no)
ZA (1) ZA752428B (no)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI56052C (fi) * 1975-01-16 1979-11-12 Tampella Oy Ab Hydraulisk bergborrmaskin
US4265321A (en) * 1975-11-12 1981-05-05 Joy Manufacturing Company Rock drill
US4062411A (en) * 1975-12-05 1977-12-13 Gardner-Denver Company Hydraulic percussion tool with impact blow and frequency control
US4550785A (en) * 1976-04-28 1985-11-05 Consolidated Technologies Corporation Hammer
US4282937A (en) * 1976-04-28 1981-08-11 Joy Manufacturing Company Hammer
US4409368A (en) * 1981-07-13 1983-10-11 The General Tire & Rubber Company Preparation of star polymers
US4569412A (en) * 1982-05-26 1986-02-11 Hydroacoustics Inc. Seismic source
US4828048A (en) * 1986-11-10 1989-05-09 Mayer James R Hydraulic Percussion tool
US4858701A (en) * 1987-11-30 1989-08-22 Weyer Paul P Fluid-powered impact device and tool therefor
FR2657806B1 (fr) * 1990-02-02 1992-05-22 Karagandin Politekhn Marteau hydraulique a main.
SE504828C2 (sv) * 1990-04-11 1997-05-12 Sandvik Ab Hammaranordning där kolv och borrkrona har omvänd design relativt varandra vad gäller impedans
DK9400012U4 (da) * 1994-01-11 1995-04-28 Breakers As Hydraulisk drevet underjordisk fortrængningsapparat
US5680904A (en) * 1995-11-30 1997-10-28 Patterson; William N. In-the-hole percussion rock drill
SE509915C2 (sv) * 1997-06-09 1999-03-22 Atlas Copco Tools Ab Hydraulisk momentimpulsgeneratoror
KR100260308B1 (ko) * 1997-06-11 2000-07-01 최해성 개선된 실링을 갖는 유압헤머
FI106618B (fi) * 1998-03-30 2001-03-15 Sandvik Tamrock Oy Sovitelma painenestekäyttöisen iskulaitteen, kuten esimerkiksi rikotuslaitteen yhteydessä
CA2295463C (en) 1999-01-27 2008-04-29 William N. Patterson Hydraulic in-the-hole percussion rock drill
US6155361A (en) * 1999-01-27 2000-12-05 Patterson; William N. Hydraulic in-the-hole percussion rock drill
US6464023B2 (en) 1999-01-27 2002-10-15 William N. Patterson Hydraulic in-the-hole percussion rock drill
EP1697089B1 (en) 2003-12-19 2007-11-14 Clark Equipment Company Impact tool
SE526992C2 (sv) * 2004-03-12 2005-12-06 Atlas Copco Constr Tools Ab Hydraulisk tryckackumulator
WO2008095073A2 (en) * 2007-02-01 2008-08-07 J.H. Fletcher & Co. Fail-resistant hammer assembly for a valveless percussive drill
US7681664B2 (en) * 2008-03-06 2010-03-23 Patterson William N Internally dampened percussion rock drill
KR200466458Y1 (ko) * 2009-11-11 2013-04-18 주식회사수산중공업 유압 타격장치용 어큐뮬레이터의 비정상 압력 해소장치
SE535149C2 (sv) * 2010-08-31 2012-05-02 Atlas Copco Rock Drills Ab Hydrauliskt slagverk för användning i berg-eller betongavverkande utrustning
US8474363B2 (en) 2011-07-03 2013-07-02 Vincent M. Kelly Axial piston and valve shaft fluid engine
SE536382C2 (sv) * 2012-02-17 2013-10-01 Atlas Copco Constr Tools Ab Tryckackumulator & slaganordning
DE102012013409A1 (de) * 2012-05-23 2013-11-28 Atlas Copco Construction Tools Gmbh Schlagvorrichtung
NO20150341A1 (en) * 2015-03-18 2016-06-20 Resonator As Percussive hammering assembly
EP4038256A4 (en) * 2019-10-03 2023-11-22 Warren Strange FLUID HAMMER DRILL
CN110984843B (zh) * 2019-12-29 2021-09-10 东台市高科技术创业园有限公司 一种液压冲击钻动力装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2749886A (en) * 1954-06-07 1956-06-12 Richard M Densmore Fluid pressure self-reciprocating actuator
DE1281370B (de) * 1963-09-06 1968-10-24 Krupp Gmbh Schlaggeraet mit hydraulisch hin- und herbewegten Kolben
DE1230386B (de) * 1964-11-19 1966-12-15 Salzgitter Maschinen Ag Hydrobohrhammer
FR1431835A (fr) * 1965-01-28 1966-03-18 Montabert Ets Appareil à percussions
DE6602835U (de) * 1965-10-11 1969-07-03 Heinz Callsen Mit druckfluessigkeit betriebenes schlaggeraet
GB1159465A (en) * 1966-07-06 1969-07-23 Hugo Cordes Control for a Ramming Hammer with Hydraulic Drive

Also Published As

Publication number Publication date
JPS5432987B2 (no) 1979-10-17
ZA752428B (en) 1976-03-31
FR2268573A1 (no) 1975-11-21
GB1460556A (en) 1977-01-06
FR2268573B1 (no) 1980-10-17
DE2518240A1 (de) 1975-11-20
SE405693B (sv) 1978-12-27
JPS50148202A (no) 1975-11-27
CA1018864A (en) 1977-10-11
US3903972A (en) 1975-09-09
AU476939B2 (en) 1976-10-07
AU8024575A (en) 1976-10-07
SE7504440L (sv) 1975-10-27

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee