ATE238465T1 - Lastfühlende hydraulische steueranordnung für eine mobile arbeitsmaschine - Google Patents
Lastfühlende hydraulische steueranordnung für eine mobile arbeitsmaschineInfo
- Publication number
- ATE238465T1 ATE238465T1 AT00912605T AT00912605T ATE238465T1 AT E238465 T1 ATE238465 T1 AT E238465T1 AT 00912605 T AT00912605 T AT 00912605T AT 00912605 T AT00912605 T AT 00912605T AT E238465 T1 ATE238465 T1 AT E238465T1
- Authority
- AT
- Austria
- Prior art keywords
- hydraulic
- main line
- hydraulic cylinder
- valve assembly
- load
- Prior art date
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
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/161—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load
- F15B11/163—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for sharing the pump output equally amongst users or groups of users, e.g. using anti-saturation, pressure compensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/22—Hydraulic devices or systems
-
- 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
- E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
- E02F9/2207—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for reducing or compensating oscillations
-
- 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
-
- 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
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
-
- 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
- F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
- F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
-
- 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
- F15B2211/30505—Non-return valves, i.e. check 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
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
- F15B2211/3053—In combination with a pressure compensating valve
- F15B2211/30555—Inlet and outlet of the pressure compensating valve being connected to the 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
- F15B2211/31—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
- F15B2211/30—Directional control
- F15B2211/35—Directional control combined with flow control
-
- 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
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
-
- 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
- F15B2211/55—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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7114—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators
- F15B2211/7128—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators the chambers being connected in parallel
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19913784A DE19913784A1 (de) | 1999-03-26 | 1999-03-26 | Lastfühlende hydraulische Steueranordnung für eine mobile Arbeitsmaschine |
PCT/EP2000/002263 WO2000058570A1 (de) | 1999-03-26 | 2000-03-15 | Lastfühlende hydraulische steueranordnung für eine mobile arbeitsmaschine |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE238465T1 true ATE238465T1 (de) | 2003-05-15 |
Family
ID=7902531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT00912605T ATE238465T1 (de) | 1999-03-26 | 2000-03-15 | Lastfühlende hydraulische steueranordnung für eine mobile arbeitsmaschine |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1165895B1 (de) |
AT (1) | ATE238465T1 (de) |
DE (2) | DE19913784A1 (de) |
WO (1) | WO2000058570A1 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7204086B2 (en) | 2000-05-25 | 2007-04-17 | J.C Bamford Excavators Limited | Method of operating a hydraulic system for a loader machine |
GB2365407B (en) * | 2000-05-25 | 2003-10-08 | Bamford Excavators Ltd | Hydraulic system for wheeled loader |
DE10063101C2 (de) * | 2000-12-18 | 2003-04-17 | Log Hydraulik Gmbh | Hydraulikanordnung für Fahrzeuge |
DE10148962C1 (de) * | 2001-10-04 | 2003-02-27 | Hydac Technology Gmbh | Steuervorrichtung |
DE10253131B4 (de) * | 2002-10-31 | 2014-03-13 | Linde Hydraulics Gmbh & Co. Kg | Zylinderanbauventil |
WO2005035883A1 (ja) * | 2003-10-10 | 2005-04-21 | Komatsu Ltd. | 作業車両の走行振動抑制装置 |
DE10355329A1 (de) * | 2003-11-27 | 2005-06-23 | Bosch Rexroth Ag | Hydraulische Steueranordnung |
DE102004010053A1 (de) * | 2004-03-02 | 2005-09-29 | Hydac System Gmbh | Federungsvorrichtung |
DE102004044244A1 (de) * | 2004-09-14 | 2006-03-30 | Hydac System Gmbh | Federungssystem |
EP1872017A1 (de) * | 2005-03-15 | 2008-01-02 | Mark R. Miskin | Hydraulische hebehilfe für eine von einem ackerschlepper gezogene erdbaumaschine |
EP1964982A1 (de) * | 2007-03-01 | 2008-09-03 | Caterpillar, Inc. | Druckflüssigkeitssystem und Verfahren zur dessen Benutzung. |
FR2918684B1 (fr) * | 2007-07-10 | 2012-08-03 | Etude Et D Innovation Dans Le Materiel Agricole Soc D | Circuit de commande hydraulique d'un verin de levage a double effet |
DE102008057723A1 (de) * | 2008-11-07 | 2010-05-12 | Hydac System Gmbh | Vorrichtung zum Ausgleich hydraulischer Wirkdrücke |
JP5368943B2 (ja) * | 2009-11-10 | 2013-12-18 | 川崎重工業株式会社 | 油圧制御装置 |
CN102139830B (zh) * | 2011-01-27 | 2012-11-07 | 天津山河装备开发有限公司 | 适用于履带式起重机负载敏感双功率控制装置 |
DE102011106715A1 (de) * | 2011-07-06 | 2013-01-10 | Linde Material Handling Gmbh | Hydrostatisches Antriebssystem |
CN105840571B (zh) * | 2015-01-16 | 2017-11-21 | 徐工集团工程机械股份有限公司 | 负载敏感多路阀换向联阀体及负载敏感多路阀换向联 |
EP3321515A1 (de) * | 2016-11-09 | 2018-05-16 | AGCO International GmbH | Hydraulikzylinderversorgungssystem |
GB201807828D0 (en) | 2018-05-15 | 2018-06-27 | Agco Int Gmbh | Hydraulic cylinder supply system |
CN112648244B (zh) * | 2021-02-19 | 2022-06-14 | 太原理工大学 | 泵阀协同多执行器电液系统及其控制方法 |
DE102021208932B3 (de) | 2021-08-16 | 2022-12-29 | Robert Bosch Gesellschaft mit beschränkter Haftung | Stabilisierungsmodul |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3909205C1 (de) | 1989-03-21 | 1990-05-23 | Hanomag Ag, 3000 Hannover, De | |
JP2602728B2 (ja) * | 1990-03-31 | 1997-04-23 | 東洋運搬機株式会社 | 車両のダイナミックダンパー |
FR2689575B1 (fr) | 1992-04-06 | 1994-07-08 | Rexroth Sigma | Distributeur hydraulique a compensation de pression et une selection de pression maximale pour piloter une pompe et commande hydraulique multiple incluant de tels distributeurs. |
US5733095A (en) | 1996-10-01 | 1998-03-31 | Caterpillar Inc. | Ride control system |
DE19714141A1 (de) * | 1997-04-05 | 1998-10-08 | Mannesmann Rexroth Ag | Hydraulische Steueranordnung |
SE511039C2 (sv) * | 1997-09-30 | 1999-07-26 | Volvo Wheel Loaders Ab | Lastarmsfjädringssystem för dämpning av lastarmarsrörelse |
-
1999
- 1999-03-26 DE DE19913784A patent/DE19913784A1/de not_active Withdrawn
-
2000
- 2000-03-15 AT AT00912605T patent/ATE238465T1/de not_active IP Right Cessation
- 2000-03-15 DE DE50001872T patent/DE50001872D1/de not_active Expired - Fee Related
- 2000-03-15 WO PCT/EP2000/002263 patent/WO2000058570A1/de active IP Right Grant
- 2000-03-15 EP EP00912605A patent/EP1165895B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1165895B1 (de) | 2003-04-23 |
DE50001872D1 (de) | 2003-05-28 |
EP1165895A1 (de) | 2002-01-02 |
DE19913784A1 (de) | 2000-09-28 |
WO2000058570A1 (de) | 2000-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
REN | Ceased due to non-payment of the annual fee |