DE69206170D1 - Proportionales Wegeventil und Steuersystem für mehrere hydraulische Verbrauchen, wobei jeder solch ein Ventil beinhaltet. - Google Patents
Proportionales Wegeventil und Steuersystem für mehrere hydraulische Verbrauchen, wobei jeder solch ein Ventil beinhaltet.Info
- Publication number
- DE69206170D1 DE69206170D1 DE69206170T DE69206170T DE69206170D1 DE 69206170 D1 DE69206170 D1 DE 69206170D1 DE 69206170 T DE69206170 T DE 69206170T DE 69206170 T DE69206170 T DE 69206170T DE 69206170 D1 DE69206170 D1 DE 69206170D1
- Authority
- DE
- Germany
- Prior art keywords
- valve
- control system
- multiple hydraulic
- proportional directional
- hydraulic loads
- 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 - Fee Related
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
-
- 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
-
- 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
- F15B2211/30535—In combination with a pressure compensating valve the pressure compensating valve is arranged between pressure source and 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
- F15B2211/32—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
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5159—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a 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
- F15B2211/55—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
- F15B2211/605—Load sensing circuits
- F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
- F15B2211/6054—Load sensing circuits having valve means between output member and the load sensing circuit using 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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
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 |
---|---|---|---|
FR9101848A FR2672944A1 (fr) | 1991-02-15 | 1991-02-15 | Distributeur proportionnel et ensemble de commande d'une pluralite de recepteurs hydrauliques comportant pour chaque recepteur un tel distributeur. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69206170D1 true DE69206170D1 (de) | 1996-01-04 |
DE69206170T2 DE69206170T2 (de) | 1996-08-22 |
Family
ID=9409779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69206170T Expired - Fee Related DE69206170T2 (de) | 1991-02-15 | 1992-02-11 | Proportionales Wegeventil und Steuersystem für mehrere hydraulische Verbrauchen, wobei jeder solch ein Ventil beinhaltet. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5222426A (de) |
EP (1) | EP0500419B1 (de) |
JP (1) | JPH04312202A (de) |
DE (1) | DE69206170T2 (de) |
FR (1) | FR2672944A1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2694605B1 (fr) * | 1992-08-04 | 1994-11-10 | Bennes Marrel | Ensemble de commande d'une pluralité de récepteurs hydrauliques. |
FR2694606B1 (fr) * | 1992-08-04 | 1994-11-04 | Bennes Marrel | Ensemble de commande d'une pluralité de récepteurs hydrauliques. |
SE501289C2 (sv) * | 1993-06-24 | 1995-01-09 | Voac Hydraulics Boraas Ab | Styrorgan för en hydraulisk motor |
US5715865A (en) * | 1996-11-13 | 1998-02-10 | Husco International, Inc. | Pressure compensating hydraulic control valve system |
US5878647A (en) * | 1997-08-11 | 1999-03-09 | Husco International Inc. | Pilot solenoid control valve and hydraulic control system using same |
US5890362A (en) * | 1997-10-23 | 1999-04-06 | Husco International, Inc. | Hydraulic control valve system with non-shuttle pressure compensator |
US5950429A (en) * | 1997-12-17 | 1999-09-14 | Husco International, Inc. | Hydraulic control valve system with load sensing priority |
JPH11201107A (ja) * | 1998-01-12 | 1999-07-27 | Hitachi Constr Mach Co Ltd | 圧力補償弁 |
JP6338428B2 (ja) * | 2014-04-11 | 2018-06-06 | Kyb株式会社 | バルブ構造 |
US9790964B2 (en) * | 2014-09-25 | 2017-10-17 | Cnh Industrial America Llc | Hydraulic system |
US9708796B2 (en) * | 2014-09-25 | 2017-07-18 | Cnh Industrial America Llc | Hydraulic valve |
WO2019083961A1 (en) * | 2017-10-27 | 2019-05-02 | Tri Tool Inc. | PIPE CHAMFINTING MACHINE SYSTEM |
CN108869431B (zh) * | 2018-09-21 | 2019-11-26 | 浙江达柏林阀门有限公司 | 一种液控比比例可调的平衡阀 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2735559C2 (de) * | 1977-08-06 | 1986-10-30 | Robert Bosch Gmbh, 7000 Stuttgart | Elektrohydraulisches Steuergerät für ein hydraulisch angetriebenes Arbeitsgerät |
US4487018A (en) * | 1982-03-11 | 1984-12-11 | Caterpillar Tractor Co. | Compensated fluid flow control |
US4570672A (en) * | 1983-06-13 | 1986-02-18 | Koehring Company | Hydraulic control valve with independently operable bypass valve |
DE3321483A1 (de) * | 1983-06-14 | 1984-12-20 | Linde Ag, 6200 Wiesbaden | Hydraulische einrichtung mit einer pumpe und mindestens zwei von dieser beaufschlagten verbrauchern hydraulischer energie |
US4610194A (en) * | 1985-03-01 | 1986-09-09 | Caterpillar Inc. | Load sensing circuit of load responsive direction control valve |
DE3532816A1 (de) * | 1985-09-13 | 1987-03-26 | Rexroth Mannesmann Gmbh | Steueranordnung fuer mindestens zwei von mindestens einer pumpe gespeiste hydraulische verbraucher |
FR2619192B2 (fr) * | 1987-08-03 | 1989-12-29 | Bennes Marrel | Distributeur hydraulique du type proportionnel avec prise d'informations concernant les plus fortes pressions dans les circuits d'utilisation |
US4799420A (en) * | 1987-08-27 | 1989-01-24 | Caterpillar Inc. | Load responsive control system adapted to use of negative load pressure in operation of system controls |
IN171213B (de) * | 1988-01-27 | 1992-08-15 | Hitachi Construction Machinery | |
JP2683244B2 (ja) * | 1988-04-14 | 1997-11-26 | 株式会社ゼクセル | 制御弁 |
DE68910721T2 (de) * | 1988-05-12 | 1994-03-10 | Hitachi Construction Machinery | Hydraulische Antriebseinrichtung für Raupenbaufahrzeuge. |
JPH0786361B2 (ja) * | 1988-11-10 | 1995-09-20 | 株式会社ゼクセル | 油圧制御弁 |
FR2641583A1 (fr) * | 1989-01-06 | 1990-07-13 | Tardy Maurice | Distributeur proportionnel pour la commande de recepteurs hydrauliques |
KR920700354A (ko) * | 1989-05-02 | 1992-02-19 | 오까다 하지메 | 토목 · 건설기계의 유압구동장치 |
-
1991
- 1991-02-15 FR FR9101848A patent/FR2672944A1/fr active Granted
-
1992
- 1992-02-06 US US07/831,816 patent/US5222426A/en not_active Expired - Fee Related
- 1992-02-11 DE DE69206170T patent/DE69206170T2/de not_active Expired - Fee Related
- 1992-02-11 EP EP92400358A patent/EP0500419B1/de not_active Expired - Lifetime
- 1992-02-14 JP JP4028350A patent/JPH04312202A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH04312202A (ja) | 1992-11-04 |
FR2672944A1 (fr) | 1992-08-21 |
US5222426A (en) | 1993-06-29 |
DE69206170T2 (de) | 1996-08-22 |
FR2672944B1 (de) | 1995-01-27 |
EP0500419B1 (de) | 1995-11-22 |
EP0500419A1 (de) | 1992-08-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8365 | Fully valid after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |