EP1614814A3 - Excavatrice et machine pour le transfert de matériel. - Google Patents
Excavatrice et machine pour le transfert de matériel. Download PDFInfo
- Publication number
- EP1614814A3 EP1614814A3 EP05014569A EP05014569A EP1614814A3 EP 1614814 A3 EP1614814 A3 EP 1614814A3 EP 05014569 A EP05014569 A EP 05014569A EP 05014569 A EP05014569 A EP 05014569A EP 1614814 A3 EP1614814 A3 EP 1614814A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- excavator
- machine
- transfer
- hydraulic
- hydraulic cylinder
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/14—Energy-recuperation means
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
- F15B1/024—Installations or systems with accumulators used as a supplementary power source, e.g. to store energy in idle periods to balance pump load
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
- Shovels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004032868A DE102004032868A1 (de) | 2004-07-07 | 2004-07-07 | Bagger und Maschine zum Materialumschlag |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1614814A2 EP1614814A2 (fr) | 2006-01-11 |
EP1614814A3 true EP1614814A3 (fr) | 2007-05-02 |
Family
ID=35033735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05014569A Withdrawn EP1614814A3 (fr) | 2004-07-07 | 2005-07-05 | Excavatrice et machine pour le transfert de matériel. |
Country Status (3)
Country | Link |
---|---|
US (2) | US7434391B2 (fr) |
EP (1) | EP1614814A3 (fr) |
DE (1) | DE102004032868A1 (fr) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE492730T1 (de) * | 2008-04-29 | 2011-01-15 | Parker Hannifin Ab | Anordnung zum bedienen einer hydraulischen vorrichtung |
DE102008034582A1 (de) | 2008-07-24 | 2010-01-28 | Liebherr-Hydraulikbagger Gmbh | Arbeitsgerät |
DE202008013896U1 (de) | 2008-10-17 | 2010-03-11 | Liebherr-Hydraulikbagger Gmbh | Verfahrbares Arbeitsgerät |
EP2278167B1 (fr) * | 2009-07-23 | 2013-11-13 | Q Plus Beheer B.V. | Procédé de fonctionnement d'un système pneumatique et système pneumatique |
DE102010032415A1 (de) * | 2010-07-27 | 2012-02-02 | Hydac Technology Gmbh | Vorrichtung zur Rückgewinnung von Energie |
DE102010051650A1 (de) * | 2010-11-17 | 2012-05-24 | Liebherr-Hydraulikbagger Gmbh | Arbeitsgerät |
DE102011008145B3 (de) * | 2011-01-08 | 2012-02-02 | Parker Hannifin Gmbh | Energieeffizienter hydraulischer Antrieb für die Linearbewegung eines Massekörpers |
PE20141415A1 (es) | 2011-03-21 | 2014-10-25 | Shuanglai Yang | Sistema de elevacion y metodo de elevacion para el brazo de la maquina de operacion y maquina de operacion |
US8944103B2 (en) | 2011-08-31 | 2015-02-03 | Caterpillar Inc. | Meterless hydraulic system having displacement control valve |
US8863509B2 (en) | 2011-08-31 | 2014-10-21 | Caterpillar Inc. | Meterless hydraulic system having load-holding bypass |
US8966892B2 (en) | 2011-08-31 | 2015-03-03 | Caterpillar Inc. | Meterless hydraulic system having restricted primary makeup |
US9051714B2 (en) | 2011-09-30 | 2015-06-09 | Caterpillar Inc. | Meterless hydraulic system having multi-actuator circuit |
US9057389B2 (en) | 2011-09-30 | 2015-06-16 | Caterpillar Inc. | Meterless hydraulic system having multi-actuator circuit |
US8966891B2 (en) | 2011-09-30 | 2015-03-03 | Caterpillar Inc. | Meterless hydraulic system having pump protection |
US9151018B2 (en) | 2011-09-30 | 2015-10-06 | Caterpillar Inc. | Closed-loop hydraulic system having energy recovery |
US8978374B2 (en) | 2011-10-21 | 2015-03-17 | Caterpillar Inc. | Meterless hydraulic system having flow sharing and combining functionality |
US8919114B2 (en) | 2011-10-21 | 2014-12-30 | Caterpillar Inc. | Closed-loop hydraulic system having priority-based sharing |
US8978373B2 (en) | 2011-10-21 | 2015-03-17 | Caterpillar Inc. | Meterless hydraulic system having flow sharing and combining functionality |
US8973358B2 (en) | 2011-10-21 | 2015-03-10 | Caterpillar Inc. | Closed-loop hydraulic system having force modulation |
US8893490B2 (en) | 2011-10-21 | 2014-11-25 | Caterpillar Inc. | Hydraulic system |
US9080310B2 (en) | 2011-10-21 | 2015-07-14 | Caterpillar Inc. | Closed-loop hydraulic system having regeneration configuration |
US9068578B2 (en) | 2011-10-21 | 2015-06-30 | Caterpillar Inc. | Hydraulic system having flow combining capabilities |
US8984873B2 (en) | 2011-10-21 | 2015-03-24 | Caterpillar Inc. | Meterless hydraulic system having flow sharing and combining functionality |
US8943819B2 (en) | 2011-10-21 | 2015-02-03 | Caterpillar Inc. | Hydraulic system |
US8910474B2 (en) | 2011-10-21 | 2014-12-16 | Caterpillar Inc. | Hydraulic system |
US9279236B2 (en) | 2012-06-04 | 2016-03-08 | Caterpillar Inc. | Electro-hydraulic system for recovering and reusing potential energy |
WO2014017958A1 (fr) * | 2012-07-26 | 2014-01-30 | Volvo Construction Equipment Ab | Tringlerie équilibrée |
US9200644B2 (en) * | 2012-08-28 | 2015-12-01 | Deere & Company | Implement with reduced hydraulic oil exchange |
US9290912B2 (en) | 2012-10-31 | 2016-03-22 | Caterpillar Inc. | Energy recovery system having integrated boom/swing circuits |
US9290911B2 (en) | 2013-02-19 | 2016-03-22 | Caterpillar Inc. | Energy recovery system for hydraulic machine |
DE102013006204A1 (de) * | 2013-04-04 | 2014-10-09 | Sennebogen Maschinenfabrik Gmbh | Betätigungseinrichtung und Arbeitsgerätschaft mit einer solchen Betätigungseinrichtung |
US9494168B2 (en) | 2014-08-26 | 2016-11-15 | Ut-Battelle, Llc | Energy efficient fluid powered linear actuator with variable area and concentric chambers |
US9441644B2 (en) | 2014-08-26 | 2016-09-13 | Ut-Battelle, Llc | Energy efficient fluid powered linear actuator with variable area |
DE102015009111A1 (de) * | 2015-07-19 | 2017-01-19 | Johannes Burde | Eine Vorrichtung um die hydraulischen Antriebe einer mobilen Arbeitsmaschine in ihrer Antriebsbewegung und -kraft zu unterstützen. |
EP3805469B1 (fr) * | 2015-08-14 | 2024-01-17 | Parker-Hannifin Corporation | Récupération d'énergie potentielle de flèche d'une excavatrice hydraulique |
CN105421510A (zh) * | 2015-12-14 | 2016-03-23 | 福建工程学院 | 一种采用变径平衡液压缸的动臂节能系统 |
CN107829988A (zh) * | 2017-11-02 | 2018-03-23 | 中科聚信洁能热锻装备研发股份有限公司 | 一种液压机回程的无泵蓄能器闭式油路及其控制方法 |
WO2021035477A1 (fr) * | 2019-08-26 | 2021-03-04 | Guangxi Liugong Machinery Co., Ltd. | Excavatrice électrique |
DE202022101057U1 (de) | 2022-02-24 | 2022-03-08 | Timur Serbay | Hydraulische Betätigungseinrichtung für ein hydraulisch betätigtes Arbeitsgerät |
US11668072B1 (en) * | 2022-10-26 | 2023-06-06 | Bourgault Industries Ltd. | Potential energy storage and control system for a hydraulically actuated element |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2238811A1 (fr) * | 1973-07-24 | 1975-02-21 | Poclain Sa | |
JPS60250128A (ja) * | 1984-05-25 | 1985-12-10 | Mitsubishi Heavy Ind Ltd | 液圧再生回路 |
JPH0336333A (ja) * | 1989-06-30 | 1991-02-18 | Komatsu Ltd | 油圧式掘削機の位置エネルギー回収再生装置 |
JPH04120324A (ja) * | 1990-09-10 | 1992-04-21 | Komatsu Ltd | 作業機の位置エネルギー回収・活用装置 |
WO1993011363A1 (fr) * | 1991-12-04 | 1993-06-10 | Hydac Technology Gmbh | Recuperateur d'energie |
JPH05163745A (ja) * | 1991-12-13 | 1993-06-29 | Komatsu Ltd | 昇降作業機の位置エネルギ回収装置 |
JPH09310379A (ja) * | 1996-05-21 | 1997-12-02 | Shin Caterpillar Mitsubishi Ltd | 作業機械における油圧シリンダの制振装置 |
WO1998033989A1 (fr) * | 1997-01-31 | 1998-08-06 | Lars Bruun | Dispositif pour engin hydraulique |
JP2004116676A (ja) * | 2002-09-26 | 2004-04-15 | Komatsu Ltd | 作業機械 |
JP2004116675A (ja) * | 2002-09-26 | 2004-04-15 | Komatsu Ltd | 作業機の位置エネルギ回収・再生装置 |
JP2004125094A (ja) * | 2002-10-03 | 2004-04-22 | Komatsu Ltd | 作業車両の油圧システム |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2365407B (en) * | 2000-05-25 | 2003-10-08 | Bamford Excavators Ltd | Hydraulic system for wheeled loader |
US6655136B2 (en) | 2001-12-21 | 2003-12-02 | Caterpillar Inc | System and method for accumulating hydraulic fluid |
US6748738B2 (en) | 2002-05-17 | 2004-06-15 | Caterpillar Inc. | Hydraulic regeneration system |
US6918247B1 (en) * | 2003-11-19 | 2005-07-19 | Jack E Warner | Assisted hydraulic system for moving a structural member |
-
2004
- 2004-07-07 DE DE102004032868A patent/DE102004032868A1/de not_active Withdrawn
-
2005
- 2005-07-05 EP EP05014569A patent/EP1614814A3/fr not_active Withdrawn
- 2005-07-06 US US11/175,753 patent/US7434391B2/en active Active
-
2008
- 2008-09-02 US US12/231,390 patent/US20090071139A1/en not_active Abandoned
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2238811A1 (fr) * | 1973-07-24 | 1975-02-21 | Poclain Sa | |
JPS60250128A (ja) * | 1984-05-25 | 1985-12-10 | Mitsubishi Heavy Ind Ltd | 液圧再生回路 |
JPH0336333A (ja) * | 1989-06-30 | 1991-02-18 | Komatsu Ltd | 油圧式掘削機の位置エネルギー回収再生装置 |
JPH04120324A (ja) * | 1990-09-10 | 1992-04-21 | Komatsu Ltd | 作業機の位置エネルギー回収・活用装置 |
WO1993011363A1 (fr) * | 1991-12-04 | 1993-06-10 | Hydac Technology Gmbh | Recuperateur d'energie |
JPH05163745A (ja) * | 1991-12-13 | 1993-06-29 | Komatsu Ltd | 昇降作業機の位置エネルギ回収装置 |
JPH09310379A (ja) * | 1996-05-21 | 1997-12-02 | Shin Caterpillar Mitsubishi Ltd | 作業機械における油圧シリンダの制振装置 |
WO1998033989A1 (fr) * | 1997-01-31 | 1998-08-06 | Lars Bruun | Dispositif pour engin hydraulique |
JP2004116676A (ja) * | 2002-09-26 | 2004-04-15 | Komatsu Ltd | 作業機械 |
JP2004116675A (ja) * | 2002-09-26 | 2004-04-15 | Komatsu Ltd | 作業機の位置エネルギ回収・再生装置 |
JP2004125094A (ja) * | 2002-10-03 | 2004-04-22 | Komatsu Ltd | 作業車両の油圧システム |
Also Published As
Publication number | Publication date |
---|---|
EP1614814A2 (fr) | 2006-01-11 |
US20060053666A1 (en) | 2006-03-16 |
US7434391B2 (en) | 2008-10-14 |
US20090071139A1 (en) | 2009-03-19 |
DE102004032868A1 (de) | 2006-02-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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17P | Request for examination filed |
Effective date: 20070913 |
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AKX | Designation fees paid |
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Effective date: 20080215 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20081014 |