EP0827813A3 - Dispositif hydraulique à percussion avec inversion automatique de la course du piston - Google Patents
Dispositif hydraulique à percussion avec inversion automatique de la course du piston Download PDFInfo
- Publication number
- EP0827813A3 EP0827813A3 EP97114714A EP97114714A EP0827813A3 EP 0827813 A3 EP0827813 A3 EP 0827813A3 EP 97114714 A EP97114714 A EP 97114714A EP 97114714 A EP97114714 A EP 97114714A EP 0827813 A3 EP0827813 A3 EP 0827813A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- stroke
- piston
- control valve
- setting
- working
- 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.)
- Granted
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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
- Control Of Presses (AREA)
- Fluid-Pressure Circuits (AREA)
- Portable Nailing Machines And Staplers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19636659 | 1996-09-10 | ||
DE19636659A DE19636659C2 (de) | 1996-09-10 | 1996-09-10 | Fluidbetriebenes Schlagwerk mit automatischer Hubumschaltung |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0827813A2 EP0827813A2 (fr) | 1998-03-11 |
EP0827813A3 true EP0827813A3 (fr) | 2000-04-12 |
EP0827813B1 EP0827813B1 (fr) | 2003-03-19 |
Family
ID=7805103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97114714A Expired - Lifetime EP0827813B1 (fr) | 1996-09-10 | 1997-08-26 | Dispositif hydraulique à percussion avec inversion automatique de la course du piston |
Country Status (5)
Country | Link |
---|---|
US (1) | US5860481A (fr) |
EP (1) | EP0827813B1 (fr) |
AT (1) | ATE234707T1 (fr) |
DE (2) | DE19636659C2 (fr) |
ES (1) | ES2189907T3 (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003524932A (ja) * | 1999-04-06 | 2003-08-19 | クワン・ソフトウェア・エンジニアリング・インコーポレーテッド | ファイルを取外し可能なマークでデジタル的にマーキングするためのシステムおよび方法 |
DE10013270A1 (de) * | 2000-03-17 | 2001-09-20 | Krupp Berco Bautechnik Gmbh | Fluidbetriebenes Schlagwerk |
US6491114B1 (en) | 2000-10-03 | 2002-12-10 | Npk Construction Equipment, Inc. | Slow start control for a hydraulic hammer |
FI20010976A (fi) * | 2001-05-09 | 2002-11-10 | Sandvik Tamrock Oy | Menetelmä iskulaitteen työkierron ohjaamiseksi ja iskulaite |
DE10123202A1 (de) * | 2001-05-12 | 2002-11-14 | Krupp Berco Bautechnik Gmbh | Verfahren und Vorrichtung zur Absicherung eines fluidbetriebenen Schlagwerks gegen Leerschläge |
US6467554B1 (en) | 2001-08-20 | 2002-10-22 | The Charles Machine Works, Inc. | Quick reverse mechanism for pneumatic boring tool |
CN1323776C (zh) * | 2002-06-07 | 2007-07-04 | 株式会社阿玛达 | 废料上升防止机构 |
US20040005078A1 (en) * | 2002-06-21 | 2004-01-08 | Spectra Systems Corporation | Method and apparatus for digitally watermarking images created with a mobile imaging device |
DE102004035306A1 (de) * | 2004-07-21 | 2006-03-16 | Atlas Copco Construction Tools Gmbh | Druckmittelbetriebene Schlagvorrichtung insbesondere Hydraulikhammer |
DE102012012297A1 (de) * | 2012-03-30 | 2013-10-02 | Atlas Copco Construction Tools Gmbh | Ventil |
FR3007154B1 (fr) * | 2013-06-12 | 2015-06-05 | Montabert Roger | Procede de commande de l’energie d’impact d’un piston de frappe d’un appareil a percussions |
SE537608C2 (sv) * | 2013-11-01 | 2015-07-28 | Tools Pc Ab Const | Pneumatisk slaganordning och förfarande vid pneumatisk slaganordning |
US9701003B2 (en) * | 2014-05-23 | 2017-07-11 | Caterpillar Inc. | Hydraulic hammer having delayed automatic shutoff |
KR101638451B1 (ko) * | 2014-07-30 | 2016-07-25 | 대모 엔지니어링 주식회사 | 무단 가변 자동 스트로크 유압 브레이커 시스템 |
US20160221171A1 (en) * | 2015-02-02 | 2016-08-04 | Caterpillar Inc. | Hydraulic hammer having dual valve acceleration control system |
KR101782535B1 (ko) * | 2016-01-28 | 2017-10-24 | 대모 엔지니어링 주식회사 | 유압브레이커 |
US10377028B2 (en) | 2016-03-14 | 2019-08-13 | Caterpillar Inc. | Hammer protection system and method |
WO2017165104A1 (fr) * | 2016-03-25 | 2017-09-28 | Frank Sonny | Ensemble de dispositif de mise à niveau pour marteau hydraulique |
KR101780154B1 (ko) | 2016-07-27 | 2017-09-20 | 대모 엔지니어링 주식회사 | 유압식 타격 기기 및 이를 포함하는 건설 장비 |
KR101907432B1 (ko) * | 2017-07-24 | 2018-10-12 | 주식회사수산중공업 | 유압 타격 장치 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4281587A (en) * | 1978-03-31 | 1981-08-04 | Garcia Crespo Jose T | Hydraulic apparatus for producing impacts |
DE3443542A1 (de) * | 1984-11-29 | 1986-06-05 | Fried. Krupp Gmbh, 4300 Essen | Hydraulische schlagvorrichtung |
EP0587079A2 (fr) * | 1992-09-04 | 1994-03-16 | Günter Prof Dr. Klemm | Outil à frappe hydraulique |
EP0688636A1 (fr) * | 1994-06-23 | 1995-12-27 | Bretec Oy | Marteau à percussion hydraulique |
JPH1080878A (ja) * | 1996-09-05 | 1998-03-31 | Furukawa Co Ltd | 液圧式打撃装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2619072A (en) * | 1949-07-25 | 1952-11-25 | Chambersburg Eng Co | Drop hammer control |
US3669197A (en) * | 1969-03-20 | 1972-06-13 | Gardner Denver Co | Control system for rock drills |
US3880244A (en) * | 1972-12-14 | 1975-04-29 | Gardner Denver Co | Telescopic rock drill feed |
US3995700A (en) * | 1975-10-14 | 1976-12-07 | Gardner-Denver Company | Hydraulic rock drill system |
ZA761650B (en) * | 1976-03-17 | 1977-07-27 | Steel Eng Co Ltd | Hydraulic percussive machines |
SE429111B (sv) * | 1978-10-19 | 1983-08-15 | Atlas Copco Ab | Hydrauliskt drivet slagverk |
DE3115361A1 (de) * | 1981-04-16 | 1982-10-28 | Hydroc Gesteinsbohrtechnik GmbH, 5960 Olpe | "hydraulische schlagvorrichtung" |
SE462117B (sv) * | 1984-05-24 | 1990-05-07 | Atlas Copco Mct Ab | Hydraulisk ackumulator vid ett hydrauliskt slagverk |
US5064005A (en) * | 1990-04-30 | 1991-11-12 | Caterpillar Inc. | Impact hammer and control arrangement therefor |
US5474138A (en) * | 1993-12-08 | 1995-12-12 | J & M Hydraulics, Inc. | Hydraulic control circuit for pile driver |
-
1996
- 1996-09-10 DE DE19636659A patent/DE19636659C2/de not_active Expired - Fee Related
-
1997
- 1997-08-26 AT AT97114714T patent/ATE234707T1/de active
- 1997-08-26 ES ES97114714T patent/ES2189907T3/es not_active Expired - Lifetime
- 1997-08-26 DE DE59709545T patent/DE59709545D1/de not_active Expired - Lifetime
- 1997-08-26 EP EP97114714A patent/EP0827813B1/fr not_active Expired - Lifetime
- 1997-08-29 US US08/921,113 patent/US5860481A/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4281587A (en) * | 1978-03-31 | 1981-08-04 | Garcia Crespo Jose T | Hydraulic apparatus for producing impacts |
DE3443542A1 (de) * | 1984-11-29 | 1986-06-05 | Fried. Krupp Gmbh, 4300 Essen | Hydraulische schlagvorrichtung |
EP0587079A2 (fr) * | 1992-09-04 | 1994-03-16 | Günter Prof Dr. Klemm | Outil à frappe hydraulique |
EP0688636A1 (fr) * | 1994-06-23 | 1995-12-27 | Bretec Oy | Marteau à percussion hydraulique |
JPH1080878A (ja) * | 1996-09-05 | 1998-03-31 | Furukawa Co Ltd | 液圧式打撃装置 |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 08 30 June 1998 (1998-06-30) * |
Also Published As
Publication number | Publication date |
---|---|
US5860481A (en) | 1999-01-19 |
EP0827813A2 (fr) | 1998-03-11 |
ES2189907T3 (es) | 2003-07-16 |
DE19636659A1 (de) | 1998-03-12 |
ATE234707T1 (de) | 2003-04-15 |
EP0827813B1 (fr) | 2003-03-19 |
DE19636659C2 (de) | 2000-11-23 |
DE59709545D1 (de) | 2003-04-24 |
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