DE10255738A1 - Hydraulisches Zweikreissystem - Google Patents
Hydraulisches Zweikreissystem Download PDFInfo
- Publication number
- DE10255738A1 DE10255738A1 DE10255738A DE10255738A DE10255738A1 DE 10255738 A1 DE10255738 A1 DE 10255738A1 DE 10255738 A DE10255738 A DE 10255738A DE 10255738 A DE10255738 A DE 10255738A DE 10255738 A1 DE10255738 A1 DE 10255738A1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- circuit
- valve
- assigned
- load pressure
- 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- Withdrawn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
- 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
- F15B11/165—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for adjusting the pump output or bypass in response to demand
-
- 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
-
- 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
- E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission
-
- 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
- E02F9/2285—Pilot-operated systems
-
- 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
- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more 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
- F15B2211/20—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
- F15B2211/3052—Shuttle 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
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3122—Special positions other than the pump port being connected to working ports or the working ports being connected to the return line
- F15B2211/3127—Floating position connecting the working ports and 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
- F15B2211/30—Directional control
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3144—Directional control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional 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
- F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
- F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
- F15B2211/31576—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having a single pressure source and a single output member
-
- 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
- F15B2211/355—Pilot pressure 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
- F15B2211/40—Flow control
- F15B2211/41—Flow control characterised by the positions of the valve element
- F15B2211/413—Flow control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional 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
- F15B2211/40—Flow control
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41509—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a directional control valve
- F15B2211/41518—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a directional control valve being connected to multiple pressure sources
-
- 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
- F15B2211/42—Flow control characterised by the type of actuation
- F15B2211/426—Flow 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
- F15B2211/40—Flow control
- F15B2211/42—Flow control characterised by the type of actuation
- F15B2211/428—Flow 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
- F15B2211/40—Flow control
- F15B2211/47—Flow control in one direction only
- F15B2211/473—Flow control in one direction only without restriction in the reverse direction
-
- 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
- F15B2211/605—Load sensing circuits
- F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
- F15B2211/6052—Load sensing circuits having valve means between output member and the load sensing circuit using 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/605—Load sensing circuits
- F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
- F15B2211/6055—Load sensing circuits having valve means between output member and the load sensing circuit 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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
-
- 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
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/88—Control measures for saving energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10255738A DE10255738A1 (de) | 2002-11-07 | 2002-11-28 | Hydraulisches Zweikreissystem |
DE50308813T DE50308813D1 (de) | 2002-11-07 | 2003-09-19 | Hydraulisches zweikreisbremssystem |
EP03753319A EP1558849B1 (de) | 2002-11-07 | 2003-09-19 | Hydraulisches zweikreisbremssystem |
PCT/DE2003/003126 WO2004042235A1 (de) | 2002-11-07 | 2003-09-19 | Hydraulisches zweikreisbremssystem |
AT03753319T ATE380942T1 (de) | 2002-11-07 | 2003-09-19 | Hydraulisches zweikreisbremssystem |
KR1020057008113A KR101011992B1 (ko) | 2002-11-07 | 2003-09-19 | 이중 유압 회로 시스템 |
JP2004549050A JP2006505750A (ja) | 2002-11-07 | 2003-09-19 | 油圧式デュアルサーキットシステム |
AU2003271543A AU2003271543A1 (en) | 2002-11-07 | 2003-09-19 | Double-circuit hydraulic system |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10252241.3 | 2002-11-07 | ||
DE10252241 | 2002-11-07 | ||
DE10255738A DE10255738A1 (de) | 2002-11-07 | 2002-11-28 | Hydraulisches Zweikreissystem |
Publications (1)
Publication Number | Publication Date |
---|---|
DE10255738A1 true DE10255738A1 (de) | 2004-05-27 |
Family
ID=32185429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10255738A Withdrawn DE10255738A1 (de) | 2002-11-07 | 2002-11-28 | Hydraulisches Zweikreissystem |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN1327139C (zh) |
DE (1) | DE10255738A1 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008058584A1 (de) | 2006-11-15 | 2008-05-22 | Robert Bosch Gmbh | Hydraulisches zweikreissystem und zusammenschaltventilanordnung |
WO2009129942A1 (de) * | 2008-04-24 | 2009-10-29 | Robert Bosch Gmbh | Hydraulisches zweikreissystem und verfahren zum ansteuern von verbrauchern eines zweikreissystems |
DE102011111416A1 (de) | 2011-08-23 | 2013-02-28 | Robert Bosch Gmbh | LUDV-Energieaustauscheinrichtung mit Austauschwegeventil |
EP3076028A1 (en) * | 2015-04-02 | 2016-10-05 | Walvoil S.p.A. | Hydraulic valve device with multiple working sections |
CN117345707A (zh) * | 2023-04-10 | 2024-01-05 | 济宁山科工程机械有限公司 | 一种挖掘机快速行走液压系统 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013223288A1 (de) * | 2013-11-15 | 2015-05-21 | Robert Bosch Gmbh | Hydraulische Steueranordnung |
CN103586675B (zh) * | 2013-11-22 | 2015-12-16 | 南京埃斯顿自动化股份有限公司 | 一种压装设备液压系统 |
CN104675775B (zh) * | 2013-12-03 | 2017-08-04 | 北汽福田汽车股份有限公司 | 一种泵车液压系统及泵车 |
DE102015216737A1 (de) * | 2015-09-02 | 2017-03-02 | Robert Bosch Gmbh | Hydraulische Steuervorrichtung für zwei Pumpen und mehrere Aktuatoren |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3693350A (en) * | 1971-01-11 | 1972-09-26 | Commercial Shearing | Hydraulic control circuits and apparatus |
BE792617A (fr) * | 1971-12-13 | 1973-06-12 | Caterpillar Tractor Co | Circuit hydraulique pour un excavateur. |
JPS62292958A (ja) * | 1986-06-11 | 1987-12-19 | Shimadzu Corp | 液圧システム |
EP0393195B1 (en) * | 1988-06-17 | 1994-01-12 | Kabushiki Kaisha Kobe Seiko Sho | Fluid control mechanism for power shovels |
DE4100988C2 (de) * | 1991-01-15 | 2001-05-10 | Linde Ag | Hydraulisches Antriebssystem |
US5481872A (en) * | 1991-11-25 | 1996-01-09 | Kabushiki Kaisha Komatsu Seisakusho | Hydraulic circuit for operating plural actuators and its pressure compensating valve and maximum load pressure detector |
KR100200028B1 (ko) * | 1994-10-29 | 1999-06-15 | 토니 헬샴 | 중장비의 직진주행장치 |
JPH1061608A (ja) * | 1996-08-26 | 1998-03-06 | Hitachi Constr Mach Co Ltd | 油圧駆動装置 |
-
2002
- 2002-11-28 DE DE10255738A patent/DE10255738A1/de not_active Withdrawn
-
2003
- 2003-09-19 CN CNB038246074A patent/CN1327139C/zh not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008058584A1 (de) | 2006-11-15 | 2008-05-22 | Robert Bosch Gmbh | Hydraulisches zweikreissystem und zusammenschaltventilanordnung |
US8347617B2 (en) | 2006-11-15 | 2013-01-08 | Robert Bosch Gmbh | Hydralic two-circuit system and interconnecting valve system |
WO2009129942A1 (de) * | 2008-04-24 | 2009-10-29 | Robert Bosch Gmbh | Hydraulisches zweikreissystem und verfahren zum ansteuern von verbrauchern eines zweikreissystems |
DE102008038793A1 (de) | 2008-04-24 | 2009-10-29 | Robert Bosch Gmbh | Hydraulisches Zweikreissystem und Verfahren zum Ansteuern von Verbrauchern eines Zweikreissystems |
DE102011111416A1 (de) | 2011-08-23 | 2013-02-28 | Robert Bosch Gmbh | LUDV-Energieaustauscheinrichtung mit Austauschwegeventil |
EP3076028A1 (en) * | 2015-04-02 | 2016-10-05 | Walvoil S.p.A. | Hydraulic valve device with multiple working sections |
CN117345707A (zh) * | 2023-04-10 | 2024-01-05 | 济宁山科工程机械有限公司 | 一种挖掘机快速行走液压系统 |
CN117345707B (zh) * | 2023-04-10 | 2024-05-31 | 济宁山科工程机械有限公司 | 一种挖掘机快速行走液压系统 |
Also Published As
Publication number | Publication date |
---|---|
CN1327139C (zh) | 2007-07-18 |
CN1688820A (zh) | 2005-10-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69319400T2 (de) | Hydraulische schaltungsanordnung für erdbewegungsmaschinen | |
DE4100988C2 (de) | Hydraulisches Antriebssystem | |
DE112006001100B4 (de) | Hydrauliksystem mit Druckkompensator | |
DE10109510B4 (de) | Vorrichtung zur Aktuatorensteuerung von Hydraulik-Antriebsmaschinen | |
EP1574474A2 (de) | Hydraulische Anordnung | |
DE2651325A1 (de) | Lastgesteuertes stroemungsmittelsystem | |
DE10327132A1 (de) | Hydraulikschaltung für eine Ausleger-Zylinder-Kombination, welche eine Umlauffunktion aufweist | |
EP2092200B1 (de) | Hydraulisches zweikreissystem und zusammenschaltventilanordnunq | |
DE112017003054T5 (de) | Hydraulisches ansteuersystem | |
DE102005059238B4 (de) | Steuerventileinrichtung zur Steuerung eines Verbrauchers | |
EP2636908A2 (de) | Steueranordnung | |
DE2261626A1 (de) | Ventil-anordnung fuer eine hydrauliksteuerung | |
DE3508339A1 (de) | Aus zwei steuerbloecken bestehende steuerventileinrichtung fuer mehrere hydraulische antriebe, insbesondere von mobilgeraeten | |
DE19844669B4 (de) | Hydrostatisches Antriebssystem mit einer Regenerationseinrichtung | |
DE60303086T2 (de) | Anordnung mit mehreren in einem einstückigen Gehäuse eingebrachten Schieberventile | |
EP2320094A2 (de) | Ventilbaugruppe | |
DE10255738A1 (de) | Hydraulisches Zweikreissystem | |
EP1558849B1 (de) | Hydraulisches zweikreisbremssystem | |
DE1634886C3 (zh) | ||
EP2910796B1 (de) | Anordnung mit einer Steuerventileinrichtung mit einer Schwimmstellung | |
WO2005015030A1 (de) | Hydraulisches steuersystem für baumaschinen, insbesondere für bagger | |
EP1565658B1 (de) | Hydraulisches zweikreissystem | |
EP1629156B1 (de) | Hydraulische steueranordnung | |
DE19548943B4 (de) | Ventilanordnung | |
DE19603899A1 (de) | Hydraulische Steuervorrichtung zur Druckmittelversorgung mehrerer hydraulischer Verbraucher |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8141 | Disposal/no request for examination |