DE50002380D1 - Verfahren und arbeitsmaschine zur herstellung von bodenflächen - Google Patents
Verfahren und arbeitsmaschine zur herstellung von bodenflächenInfo
- Publication number
- DE50002380D1 DE50002380D1 DE50002380T DE50002380T DE50002380D1 DE 50002380 D1 DE50002380 D1 DE 50002380D1 DE 50002380 T DE50002380 T DE 50002380T DE 50002380 T DE50002380 T DE 50002380T DE 50002380 D1 DE50002380 D1 DE 50002380D1
- Authority
- DE
- Germany
- Prior art keywords
- working machine
- floor surfaces
- producing floor
- producing
- 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.)
- Expired - Lifetime
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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
- E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
- E02F3/437—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant
-
- 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
- E02F9/2221—Control of flow rate; Load sensing arrangements
- E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
-
- 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
- E02F9/2221—Control of flow rate; Load sensing arrangements
- E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
-
- 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
- E02F9/2278—Hydraulic circuits
- E02F9/2292—Systems with two or more pumps
-
- 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
- E02F9/2278—Hydraulic circuits
- E02F9/2296—Systems with a variable displacement pump
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20546—Type of pump variable capacity
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20546—Type of pump variable capacity
- F15B2211/20553—Type of pump variable capacity with pilot circuit, e.g. for controlling a swash plate
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20576—Systems with pumps with multiple pumps
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3105—Neutral or centre positions
- F15B2211/3111—Neutral or centre positions the pump port being closed in the centre position, e.g. so-called closed centre
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/52—Pressure control characterised by the type of actuation
- F15B2211/526—Pressure control characterised by the type of actuation electrically or electronically
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/55—Pressure control for limiting a pressure up to a maximum pressure, e.g. by using a pressure relief valve
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6306—Electronic controllers using input signals representing a pressure
- F15B2211/6313—Electronic controllers using input signals representing a pressure the pressure being a load pressure
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
- F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7053—Double-acting output members
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/76—Control of force or torque of the output member
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Paleontology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Operation Control Of Excavators (AREA)
- Soil Working Implements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE50002380T DE50002380D1 (de) | 1999-08-21 | 2000-07-13 | Verfahren und arbeitsmaschine zur herstellung von bodenflächen |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19939796A DE19939796C1 (de) | 1999-08-21 | 1999-08-21 | Verfahren und Arbeitsmaschine zur Herstellung von Bodenflächen |
PCT/EP2000/006660 WO2001014648A1 (de) | 1999-08-21 | 2000-07-13 | Verfahren und arbeitsmaschine zur herstellung von bodenflächen |
DE50002380T DE50002380D1 (de) | 1999-08-21 | 2000-07-13 | Verfahren und arbeitsmaschine zur herstellung von bodenflächen |
Publications (1)
Publication Number | Publication Date |
---|---|
DE50002380D1 true DE50002380D1 (de) | 2003-07-03 |
Family
ID=7919230
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19939796A Expired - Fee Related DE19939796C1 (de) | 1999-08-21 | 1999-08-21 | Verfahren und Arbeitsmaschine zur Herstellung von Bodenflächen |
DE50002380T Expired - Lifetime DE50002380D1 (de) | 1999-08-21 | 2000-07-13 | Verfahren und arbeitsmaschine zur herstellung von bodenflächen |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19939796A Expired - Fee Related DE19939796C1 (de) | 1999-08-21 | 1999-08-21 | Verfahren und Arbeitsmaschine zur Herstellung von Bodenflächen |
Country Status (5)
Country | Link |
---|---|
US (1) | US7490421B1 (de) |
EP (1) | EP1204800B1 (de) |
BR (1) | BR0013479A (de) |
DE (2) | DE19939796C1 (de) |
WO (1) | WO2001014648A1 (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101005060B1 (ko) * | 2007-07-30 | 2010-12-30 | 볼보 컨스트럭션 이큅먼트 에이비 | 가변 제어장치를 갖는 중장비용 유압회로 |
DE102007040877A1 (de) * | 2007-08-29 | 2009-03-05 | Robert Bosch Gmbh | Hubwerk und Verfahren zum Ansteuern eines Hubwerkes |
US8966892B2 (en) | 2011-08-31 | 2015-03-03 | Caterpillar Inc. | Meterless hydraulic system having restricted primary makeup |
US8863509B2 (en) | 2011-08-31 | 2014-10-21 | Caterpillar Inc. | Meterless hydraulic system having load-holding bypass |
US8944103B2 (en) | 2011-08-31 | 2015-02-03 | Caterpillar Inc. | Meterless hydraulic system having displacement control valve |
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 |
US9151018B2 (en) | 2011-09-30 | 2015-10-06 | Caterpillar Inc. | Closed-loop hydraulic system having energy recovery |
US8966891B2 (en) | 2011-09-30 | 2015-03-03 | Caterpillar Inc. | Meterless hydraulic system having pump protection |
US8984873B2 (en) | 2011-10-21 | 2015-03-24 | Caterpillar Inc. | Meterless hydraulic system having flow sharing and combining functionality |
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 |
US8943819B2 (en) | 2011-10-21 | 2015-02-03 | Caterpillar Inc. | Hydraulic system |
US8893490B2 (en) | 2011-10-21 | 2014-11-25 | Caterpillar Inc. | Hydraulic system |
US8910474B2 (en) | 2011-10-21 | 2014-12-16 | Caterpillar Inc. | Hydraulic system |
US8978373B2 (en) | 2011-10-21 | 2015-03-17 | Caterpillar Inc. | Meterless hydraulic system having flow sharing and combining functionality |
US9080310B2 (en) | 2011-10-21 | 2015-07-14 | Caterpillar Inc. | Closed-loop hydraulic system having regeneration configuration |
US8973358B2 (en) | 2011-10-21 | 2015-03-10 | Caterpillar Inc. | Closed-loop hydraulic system having force modulation |
US9068578B2 (en) | 2011-10-21 | 2015-06-30 | Caterpillar Inc. | Hydraulic system having flow combining capabilities |
US9279236B2 (en) | 2012-06-04 | 2016-03-08 | Caterpillar Inc. | Electro-hydraulic system for recovering and reusing potential energy |
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 |
US20140305012A1 (en) * | 2013-04-10 | 2014-10-16 | Caterpillar Inc. | Single boom system having dual arm linkage |
KR20160023710A (ko) * | 2013-06-28 | 2016-03-03 | 볼보 컨스트럭션 이큅먼트 에이비 | 플로팅기능을 갖는 건설기계용 유압회로 및 플로팅기능 제어방법 |
GB2530707A (en) * | 2014-06-13 | 2016-04-06 | Jc Bamford Excavators Ltd | A material handling machine |
CN106759622A (zh) * | 2017-02-22 | 2017-05-31 | 常熟华威履带有限公司 | 一种动臂优先控制阀路结构及液压挖掘机 |
EP3733977B1 (de) | 2017-12-27 | 2023-11-22 | Sumitomo (S.H.I.) Construction Machinery Co., Ltd. | Bagger |
JP7522553B2 (ja) * | 2017-12-27 | 2024-07-25 | 住友建機株式会社 | ショベル |
DE102022203960A1 (de) | 2022-04-25 | 2023-10-26 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zur Verbesserung der Planierwinkelregelung einer Arbeitsmaschine |
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GB2349482B (en) * | 1998-12-22 | 2003-07-09 | Caterpillar Inc | Tool recognition and control system for a work machine |
US6189432B1 (en) * | 1999-03-12 | 2001-02-20 | Hunter Engineering Company | Automotive lift hydraulic fluid control circuit |
DE19920867A1 (de) | 1999-05-06 | 2001-02-08 | Orenstein & Koppel Ag | Verfahren zum Abbremsen eines drehbaren Oberwagens einer Arbeitsmaschine sowie Schwenkbremseinrichtung |
DE19961052A1 (de) | 1999-12-16 | 2001-07-26 | Sauer Danfoss Gmbh | Steuervorrichtung für die manuell- oder fußgeführte Steuerung von Arbeitsmaschinen |
SE521308C2 (sv) * | 1999-12-27 | 2003-10-21 | Bruun Ecomate Ab | Mobil hanteringsanordning med hydraulkrets |
DE10004905C2 (de) | 2000-02-04 | 2002-10-24 | Orenstein & Koppel Ag | Verfahren und Vorrichtung zur Steuerung eines Hubzylinders insbesondere von Arbeitsmaschinen |
US7076354B2 (en) * | 2000-03-24 | 2006-07-11 | Komatsu Ltd. | Working unit control apparatus of excavating and loading machine |
DE10023196C2 (de) | 2000-05-11 | 2003-04-03 | Orenstein & Koppel Ag | Vorrichtung zur Erfassung des Drehwinkels zwischen zwei Bauteilen |
US6568898B2 (en) * | 2000-05-26 | 2003-05-27 | Komatsu Limited | Hydraulic shovel with hoisting hook |
US6951067B1 (en) * | 2000-08-31 | 2005-10-04 | Caterpillar, Inc. | Method and apparatus for controlling positioning of an implement of a work machine |
SE519970C2 (sv) * | 2001-09-07 | 2003-05-06 | Bruun Ecomate Ab | Hydrauldrivet armsystem med flytreglering |
-
1999
- 1999-08-21 DE DE19939796A patent/DE19939796C1/de not_active Expired - Fee Related
-
2000
- 2000-07-13 EP EP00947983A patent/EP1204800B1/de not_active Expired - Lifetime
- 2000-07-13 US US10/049,925 patent/US7490421B1/en not_active Expired - Fee Related
- 2000-07-13 WO PCT/EP2000/006660 patent/WO2001014648A1/de active Application Filing
- 2000-07-13 DE DE50002380T patent/DE50002380D1/de not_active Expired - Lifetime
- 2000-07-13 BR BR0013479-1A patent/BR0013479A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE19939796C1 (de) | 2000-11-23 |
WO2001014648A1 (de) | 2001-03-01 |
EP1204800A1 (de) | 2002-05-15 |
BR0013479A (pt) | 2002-04-30 |
US7490421B1 (en) | 2009-02-17 |
EP1204800B1 (de) | 2003-05-28 |
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Owner name: PLETZER, GEORG, 44809 BOCHUM, DE |