DE69222493T2 - Hydraulischer Schlaghammer - Google Patents

Hydraulischer Schlaghammer

Info

Publication number
DE69222493T2
DE69222493T2 DE69222493T DE69222493T DE69222493T2 DE 69222493 T2 DE69222493 T2 DE 69222493T2 DE 69222493 T DE69222493 T DE 69222493T DE 69222493 T DE69222493 T DE 69222493T DE 69222493 T2 DE69222493 T2 DE 69222493T2
Authority
DE
Germany
Prior art keywords
chamber
valve
piston
pressure
passage
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 - Fee Related
Application number
DE69222493T
Other languages
German (de)
English (en)
Other versions
DE69222493D1 (de
Inventor
Hiroshi Sasaki
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.)
Maruzen Kogyo Co Ltd
Original Assignee
Maruzen Kogyo Co Ltd
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 Maruzen Kogyo Co Ltd filed Critical Maruzen Kogyo Co Ltd
Application granted granted Critical
Publication of DE69222493D1 publication Critical patent/DE69222493D1/de
Publication of DE69222493T2 publication Critical patent/DE69222493T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B25D9/145—Control devices for the reciprocating piston for hydraulically actuated hammers having an accumulator

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
DE69222493T 1991-08-08 1992-07-30 Hydraulischer Schlaghammer Expired - Fee Related DE69222493T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22237091 1991-08-08
JP18573092A JP3378029B2 (ja) 1991-08-08 1992-06-22 油圧ブレーカ

Publications (2)

Publication Number Publication Date
DE69222493D1 DE69222493D1 (de) 1997-11-06
DE69222493T2 true DE69222493T2 (de) 1998-04-02

Family

ID=26503280

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69222493T Expired - Fee Related DE69222493T2 (de) 1991-08-08 1992-07-30 Hydraulischer Schlaghammer

Country Status (5)

Country Link
US (1) US5279120A (enExample)
EP (1) EP0527395B1 (enExample)
JP (1) JP3378029B2 (enExample)
CA (1) CA2075403A1 (enExample)
DE (1) DE69222493T2 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE202963T1 (de) * 1994-02-19 2001-07-15 Klemm Guenter Hydraulischer schlaghammer
DE4439667C2 (de) * 1994-11-07 1998-07-02 Festo Ag & Co Arbeitszylinder
DE19652079C2 (de) * 1996-12-14 1999-02-25 Krupp Berco Bautechnik Gmbh Fluidbetriebenes Schlagwerk
SE509915C2 (sv) * 1997-06-09 1999-03-22 Atlas Copco Tools Ab Hydraulisk momentimpulsgeneratoror
DE19746447C2 (de) * 1997-10-21 2002-11-07 Biax Maschinen Gmbh Steckborn Handwerkzeug mit einem Linear-Schwingantrieb
KR100569198B1 (ko) * 2003-05-06 2006-04-07 이일재 유압타격장치
CA2548404C (en) * 2003-12-19 2012-03-13 Clark Equipment Company Impact tool
JP4200918B2 (ja) * 2004-02-09 2008-12-24 日立工機株式会社 穿孔機
SE528033C2 (sv) * 2004-03-12 2006-08-15 Atlas Copco Constr Tools Ab Hydraulslagverk
US20110083870A1 (en) * 2005-09-23 2011-04-14 Mccarty Ii H Downman Combination of Impact Tool And Shaped Relatively Lower Modulus Material
KR100838310B1 (ko) * 2007-02-15 2008-06-13 주식회사 엠에스비 유압브레이커의 급유량 조절장치
JP4953325B2 (ja) 2009-03-12 2012-06-13 キャタピラー エス エー アール エル 作業機械
DE102009019081A1 (de) * 2009-04-22 2010-11-11 Biax-Maschinen Gmbh Handwerkzeug mit einem Linear-Schwingantrieb
US9278442B2 (en) * 2012-07-17 2016-03-08 Caterpillar Inc. Flow control screen for use with hydraulic accumulator, hydraulic hammer using same, and manufacturing method
US9151386B2 (en) * 2013-03-15 2015-10-06 Caterpillar Inc. Accumulator membrane for a hydraulic hammer
CN106164300B (zh) * 2014-04-11 2019-10-08 考麦兹股份公司 用于切割兽皮和类似物的机器用的切割装置
US11052524B2 (en) * 2015-07-13 2021-07-06 Furukawa Rock Drill Co., Ltd. Hydraulic hammering device
US10245714B2 (en) * 2015-11-13 2019-04-02 Caterpillar Inc. Hydraulic buffer with fast startup
US20180133882A1 (en) * 2016-11-16 2018-05-17 Caterpillar Inc. Hydraulic hammer and sleeve therefor
US11207769B2 (en) 2017-01-12 2021-12-28 Furukawa Rock Drill Co., Ltd. Hydraulic hammering device
EP4043153A1 (en) * 2021-02-11 2022-08-17 Sandvik Mining and Construction Oy Percussion device and method for controlling the same
KR102675927B1 (ko) * 2022-12-16 2024-06-17 동인중공업 주식회사 유압 해머

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1629117A (en) * 1925-01-27 1927-05-17 Chicago Pneumatic Tool Co Fluid pressure tool
US1604011A (en) * 1925-03-27 1926-10-19 Ingersoll Rand Co Pneumatic chipping hammer
US3608650A (en) * 1968-11-30 1971-09-28 Saburo Matsusaka Impact cylinder apparatus
US3830463A (en) * 1970-11-09 1974-08-20 Worthington Cei Venturi back pressure controls
US4181183A (en) * 1978-01-05 1980-01-01 Nippon Pneumatic Manufacturing Co., Ltd. Impact tool
US4444274A (en) * 1980-08-29 1984-04-24 Maruzen Kogyo Company Limited Liquid pressure striking device
ATE20647T1 (de) * 1982-01-22 1986-07-15 Mauro Vitulano Steuerventil fuer den hin- und herbewegenden kolben einer hydraulischen schlagvorrichtung, insbesondere fuer einen hydraulischen hammer.
US4658913A (en) * 1982-06-03 1987-04-21 Yantsen Ivan A Hydropneumatic percussive tool
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
JPH0513509Y2 (enExample) * 1986-09-09 1993-04-09
US5064005A (en) * 1990-04-30 1991-11-12 Caterpillar Inc. Impact hammer and control arrangement therefor
ES2024251A6 (es) * 1990-05-14 1992-02-16 Tapias Puig Marcelino Perfeccionamientos en la fabricacion de martillos hidraulicos.
DE4027021A1 (de) * 1990-08-27 1992-03-05 Krupp Maschinentechnik Hydraulisch betriebene schlagdrehbohrvorrichtung, insbesondere zum ankerlochbohren

Also Published As

Publication number Publication date
JPH05185378A (ja) 1993-07-27
CA2075403A1 (en) 1993-02-09
EP0527395A3 (enExample) 1994-01-26
DE69222493D1 (de) 1997-11-06
JP3378029B2 (ja) 2003-02-17
EP0527395B1 (en) 1997-10-01
US5279120A (en) 1994-01-18
EP0527395A2 (en) 1993-02-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee