GB2195745B - Valve arrangement for load-independent control of a plurality of simultaneously actuated hydraulic consumers - Google Patents
Valve arrangement for load-independent control of a plurality of simultaneously actuated hydraulic consumersInfo
- Publication number
- GB2195745B GB2195745B GB8722560A GB8722560A GB2195745B GB 2195745 B GB2195745 B GB 2195745B GB 8722560 A GB8722560 A GB 8722560A GB 8722560 A GB8722560 A GB 8722560A GB 2195745 B GB2195745 B GB 2195745B
- Authority
- GB
- United Kingdom
- Prior art keywords
- load
- valve arrangement
- independent control
- simultaneously actuated
- hydraulic consumers
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
- F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863634728 DE3634728A1 (en) | 1986-10-11 | 1986-10-11 | VALVE ARRANGEMENT FOR LOAD-INDEPENDENT CONTROL OF SEVERAL SIMPLY ACTUATED HYDRAULIC CONSUMERS |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8722560D0 GB8722560D0 (en) | 1987-11-04 |
GB2195745A GB2195745A (en) | 1988-04-13 |
GB2195745B true GB2195745B (en) | 1990-10-24 |
Family
ID=6311567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8722560A Expired - Lifetime GB2195745B (en) | 1986-10-11 | 1987-09-25 | Valve arrangement for load-independent control of a plurality of simultaneously actuated hydraulic consumers |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3634728A1 (en) |
FR (1) | FR2605062A1 (en) |
GB (1) | GB2195745B (en) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5134853A (en) * | 1988-05-10 | 1992-08-04 | Hitachi Construction Machinery Co., Ltd. | Hydraulic drive system for construction machines |
US5186000A (en) * | 1988-05-10 | 1993-02-16 | Hitachi Construction Machinery Co., Ltd. | Hydraulic drive system for construction machines |
DE3844405C2 (en) * | 1988-12-30 | 1995-07-06 | Rexroth Mannesmann Gmbh | Valve arrangement for a hydraulic system |
DE3844400C2 (en) * | 1988-12-30 | 1993-12-02 | Rexroth Mannesmann Gmbh | Valve arrangement for a hydraulic system |
DE3901207C2 (en) * | 1989-01-17 | 1994-06-23 | Rexroth Mannesmann Gmbh | Valve arrangement for several hydraulic drives, in particular for the drives of a crane |
KR950004530B1 (en) * | 1989-08-16 | 1995-05-02 | 히다찌 겐끼 가부시기가이샤 | Valve apparatus and hydraulic circuit system |
WO1991010833A1 (en) * | 1990-01-11 | 1991-07-25 | Hitachi Construction Machinery Co., Ltd. | Valve device and hydraulic driving device |
DE4005966C2 (en) * | 1990-02-26 | 1999-08-26 | Mannesmann Rexroth Ag | Valve arrangement for controlling two hydraulic consumers that can be operated simultaneously |
DE4005967C2 (en) * | 1990-02-26 | 1996-05-09 | Rexroth Mannesmann Gmbh | Control arrangement for several hydraulic consumers |
DE4020476A1 (en) * | 1990-06-27 | 1992-01-02 | Rexroth Mannesmann Gmbh | Load-pressure regulated hydraulic control system - monitors conditions to provide regulation of loads |
WO1992001163A1 (en) * | 1990-07-05 | 1992-01-23 | Hitachi Construction Machinery Co., Ltd. | Hydraulic drive system and valve device |
JPH0473403A (en) * | 1990-07-11 | 1992-03-09 | Nabco Ltd | Hydraulic circuit |
DE4027047A1 (en) * | 1990-08-27 | 1992-03-05 | Rexroth Mannesmann Gmbh | VALVE ARRANGEMENT FOR LOAD-INDEPENDENT CONTROL OF SEVERAL HYDRAULIC CONSUMERS |
DE4028887C2 (en) * | 1990-09-12 | 2003-08-07 | Bosch Gmbh Robert | Hydraulic control device |
US5315826A (en) * | 1990-11-26 | 1994-05-31 | Hitachi Construction Machinery Co., Inc. | Hydraulic drive system and directional control valve |
DE4137963C2 (en) * | 1991-10-30 | 1995-03-23 | Rexroth Mannesmann Gmbh | Valve arrangement for load-independent control of several hydraulic consumers |
DE4223389C2 (en) * | 1992-07-16 | 2001-01-04 | Mannesmann Rexroth Ag | Control arrangement for at least one hydraulic consumer |
FR2694964B1 (en) * | 1992-08-21 | 1994-11-04 | Rexroth Sigma | Hydraulic circuit for controlling a distributor of the flow division type independent of the load. |
JP3491771B2 (en) * | 1994-03-15 | 2004-01-26 | 株式会社小松製作所 | Pressure compensation valve and pressure oil supply device |
DE19646445A1 (en) | 1996-11-11 | 1998-05-14 | Rexroth Mannesmann Gmbh | Valve arrangement |
DE19715021A1 (en) * | 1997-04-11 | 1998-10-15 | Rexroth Mannesmann Gmbh | Hydraulic control system for two units |
DE19715020A1 (en) * | 1997-04-11 | 1998-10-15 | Rexroth Mannesmann Gmbh | Hydraulic control system for transporting vehicle, especially sedimentation vessels |
DE19719228A1 (en) * | 1997-05-07 | 1998-11-12 | Bosch Gmbh Robert | Hydraulic control device for load-independent control of a double-acting engine |
JP3854027B2 (en) | 2000-01-12 | 2006-12-06 | 日立建機株式会社 | Hydraulic drive |
DE10027382A1 (en) | 2000-06-02 | 2001-12-06 | Bosch Gmbh Robert | Hydraulic control device |
DE10047175A1 (en) * | 2000-09-22 | 2002-04-11 | Mannesmann Rexroth Ag | Method and control arrangement for controlling hydraulic consumers |
US7055318B2 (en) | 2001-11-28 | 2006-06-06 | Bosch Rexroth Ag | Drive mechanism |
DE10207749A1 (en) * | 2001-11-28 | 2003-06-18 | Bosch Rexroth Ag | drive |
JP2009203994A (en) * | 2008-02-26 | 2009-09-10 | Kayaba Ind Co Ltd | Valve unit |
US8430017B2 (en) * | 2009-09-02 | 2013-04-30 | Eaton Corporation | Control device for a hydraulic motor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3465519A (en) * | 1967-08-18 | 1969-09-09 | Webster Electric Co Inc | Hydraulic flow controlling apparatus |
US4425759A (en) * | 1980-11-24 | 1984-01-17 | Linde Aktiengesellschaft | Hydrostatic drive systems |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE908541C (en) * | 1940-06-15 | 1954-04-08 | Askania Werke Ag | Automatic regulator with power switch |
US3722543A (en) * | 1971-11-02 | 1973-03-27 | Hydraulic Industries | Pressure compensated control valve |
DE2260457C2 (en) * | 1972-12-11 | 1982-08-26 | Wabco Fahrzeugbremsen Gmbh, 3000 Hannover | Flow divider device for a hydraulic system with several different loadable consumers |
DE3034859A1 (en) * | 1980-09-16 | 1982-04-29 | Robert Bosch Gmbh, 7000 Stuttgart | HYDRAULIC DIRECTIONAL VALVE |
US4617798A (en) * | 1983-04-13 | 1986-10-21 | Linde Aktiengesellschaft | Hydrostatic drive systems |
DE3321483A1 (en) * | 1983-06-14 | 1984-12-20 | Linde Ag, 6200 Wiesbaden | HYDRAULIC DEVICE WITH ONE PUMP AND AT LEAST TWO OF THESE INACTED CONSUMERS OF HYDRAULIC ENERGY |
DE3428403A1 (en) * | 1983-08-01 | 1985-04-11 | Závody těžkého strojírenství Výzkumný ústav stavebních a zemních stroju, Brünn/Brno | Two stage, pressure-compensated hydraulic control device for at least two consuming units |
DE3507121A1 (en) * | 1985-02-28 | 1986-08-28 | Mannesmann Rexroth GmbH, 8770 Lohr | MULTI-WAY VALVE WITH PRESSURE SCALE |
-
1986
- 1986-10-11 DE DE19863634728 patent/DE3634728A1/en active Granted
-
1987
- 1987-09-25 GB GB8722560A patent/GB2195745B/en not_active Expired - Lifetime
- 1987-10-07 FR FR8713840A patent/FR2605062A1/en active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3465519A (en) * | 1967-08-18 | 1969-09-09 | Webster Electric Co Inc | Hydraulic flow controlling apparatus |
GB1240192A (en) * | 1967-08-18 | 1971-07-21 | Webster Electric Co Inc | Hydraulic valve assembly |
US4425759A (en) * | 1980-11-24 | 1984-01-17 | Linde Aktiengesellschaft | Hydrostatic drive systems |
Also Published As
Publication number | Publication date |
---|---|
GB8722560D0 (en) | 1987-11-04 |
FR2605062A1 (en) | 1988-04-15 |
GB2195745A (en) | 1988-04-13 |
DE3634728A1 (en) | 1988-04-21 |
FR2605062B1 (en) | 1994-04-22 |
DE3634728C2 (en) | 1990-06-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2195745B (en) | Valve arrangement for load-independent control of a plurality of simultaneously actuated hydraulic consumers | |
GB9103965D0 (en) | A load independent valve control for a plurality of hydraulic users | |
EP0195890A3 (en) | Hydraulic pressure reducing control valve | |
DE3272122D1 (en) | Hydraulic control system comprising a meter-in valve means | |
GB2159926B (en) | A hydraulic distributor assembly | |
EP0364603A4 (en) | Hydraulic pilot valve. | |
DE3661435D1 (en) | Pilot valves for two-stage hydraulic devices | |
DE3664674D1 (en) | A two-way reversible-flow hydraulic control valve | |
GB2195005B (en) | A hydraulic or pneumatic pipeline control arrangement | |
DE3474991D1 (en) | Pressure fluid-actuated valve | |
GB8617838D0 (en) | Hydraulic control valve | |
EP0451272A4 (en) | Electrohydraulic proportional control valve | |
GB2154340B (en) | Electro-hydraulic servo valve | |
GB2194309B (en) | Hydraulic valve assembly for controlling a hydraulic cylinder | |
DE3274138D1 (en) | Pilot control valve for load sensing hydraulic system | |
EP0198119A3 (en) | Hydraulic directional valve for pressure-compensated control | |
AU7190787A (en) | Electrohydraulic controlled spool valve | |
GB8608141D0 (en) | Hydraulic control valve | |
GB8529769D0 (en) | Oiltight hydraulic tappet | |
GB2153979B (en) | Post-pressure-compensated unitary hydraulic valve | |
EP0286683A4 (en) | Hydraulic pilot type direction control valve. | |
PL272592A1 (en) | Control device for a hydraulic distribution valve | |
EP0255668A3 (en) | Hydraulic valve control device | |
DK518582A (en) | CONTROL VALVE EQUIPMENT FOR A HYDRAULIC CONSUMER | |
GB2121931B (en) | Valve for a hydraulic control element |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950925 |