FR2562686B1 - Dispositif de commande pour un ensemble d'entrainement utilisant une energie hydraulique - Google Patents
Dispositif de commande pour un ensemble d'entrainement utilisant une energie hydrauliqueInfo
- Publication number
- FR2562686B1 FR2562686B1 FR8505240A FR8505240A FR2562686B1 FR 2562686 B1 FR2562686 B1 FR 2562686B1 FR 8505240 A FR8505240 A FR 8505240A FR 8505240 A FR8505240 A FR 8505240A FR 2562686 B1 FR2562686 B1 FR 2562686B1
- Authority
- FR
- France
- Prior art keywords
- control device
- drive assembly
- hydraulic energy
- hydraulic
- energy
- 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
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
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
- F15B11/05—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive
- F15B11/055—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive by adjusting the pump output or bypass
-
- 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
- F15B2211/20507—Type of prime mover
- F15B2211/20523—Internal combustion engine
-
- 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
- F15B2211/20538—Type of pump constant 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
- F15B2211/275—Control of the prime mover, e.g. hydraulic 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
- F15B2211/50—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
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5157—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source 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
- F15B2211/52—Pressure control characterised by the type of actuation
- F15B2211/528—Pressure 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
- F15B2211/60—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
- F15B2211/60—Circuit components or control therefor
- F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
-
- 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/67—Methods for controlling pilot pressure
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843412871 DE3412871A1 (de) | 1984-04-05 | 1984-04-05 | Steuereinrichtung fuer ein antriebsaggregat |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2562686A1 FR2562686A1 (fr) | 1985-10-11 |
FR2562686B1 true FR2562686B1 (fr) | 1987-12-11 |
Family
ID=6232787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8505240A Expired FR2562686B1 (fr) | 1984-04-05 | 1985-04-05 | Dispositif de commande pour un ensemble d'entrainement utilisant une energie hydraulique |
Country Status (5)
Country | Link |
---|---|
US (1) | US4733533A (fr) |
JP (1) | JPH068090B2 (fr) |
DE (1) | DE3412871A1 (fr) |
FR (1) | FR2562686B1 (fr) |
GB (1) | GB2157855B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3500668A1 (de) * | 1985-01-11 | 1986-07-17 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulikanlage |
DE3714304A1 (de) * | 1987-04-29 | 1988-11-10 | Rexroth Mannesmann Gmbh | Ventilanordnung |
GB2234328B (en) * | 1989-07-12 | 1993-09-08 | Johnston Eng Ltd | Improvements in vehicle control systems |
US5651390A (en) * | 1992-10-23 | 1997-07-29 | Kabushiki Kaisha Komatsu Seisakusho | Pressurized fluid supply system |
US5499711A (en) * | 1994-04-12 | 1996-03-19 | Kozak; Burton | Foldable container for displaying tools |
DE29802498U1 (de) * | 1998-02-13 | 1998-04-16 | Heilmeier & Weinlein | Staplersteuerung |
DE102008020596B4 (de) * | 2008-04-24 | 2021-12-16 | Linde Hydraulics Gmbh & Co. Kg | Hydrostatische Pumpe mit einer mechanischen Fördervolumenverstellung |
EP2418503B1 (fr) | 2010-07-14 | 2013-07-03 | Sensirion AG | Tête d'aiguille |
CN104074825B (zh) * | 2014-07-17 | 2016-01-13 | 圣邦集团有限公司 | 双向选择型合流负载传感多路阀 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1056543A (fr) * | 1951-05-21 | 1954-03-01 | Schiess Ag | Procédé et dispositif pour le réglage de mécanismes hydrauliques |
GB944714A (en) * | 1959-12-23 | 1963-12-18 | Fairchild Stratos Corp | Centrifugal compressor and surge control therefor |
US3159965A (en) * | 1961-06-12 | 1964-12-08 | Brown J Woolley | Control system for hydraulic circuits |
GB991573A (en) * | 1962-06-21 | 1965-05-12 | Bristol Pneumatic Tools Ltd | Improvements in air compressor control means |
US3444689A (en) * | 1967-02-02 | 1969-05-20 | Weatherhead Co | Differential pressure compensator control |
US3447556A (en) * | 1967-02-13 | 1969-06-03 | David Franklin Howeth | Collector valve |
SE333210B (sv) * | 1969-07-17 | 1971-03-08 | Atlas Copco Ab | Regleringsanordning foer motordrivna kompressorer med mer aen ett steg och daer den av motorn till kompressorn oeverfoerda effekten aendras i beroende av aendringen av trycket pa kompressorns trycksida oever ett visst vaerda |
DE2363480A1 (de) * | 1973-12-20 | 1975-06-26 | Bosch Gmbh Robert | Verstelleinrichtung fuer eine pumpe |
US3987625A (en) * | 1975-08-15 | 1976-10-26 | Fluid Controls, Inc. | Combined sensor and control |
US4028890A (en) * | 1976-01-23 | 1977-06-14 | Caterpillar Tractor Co. | Piston pump assembly utilizing load pressure control |
SE396239B (sv) * | 1976-02-05 | 1977-09-12 | Hytec Ab | Metod och anordning for reglering av den effekt som tillfors ett hydrauliskt, ett pneumatiskt eller ett hydraulpneumatiskt system |
US4070857A (en) * | 1976-12-22 | 1978-01-31 | Towmotor Corporation | Hydraulic priority circuit |
JPS57501394A (fr) * | 1980-09-12 | 1982-08-05 | ||
US4549400A (en) * | 1982-04-19 | 1985-10-29 | King Alex C | Electro-hydraulic engine throttle control |
US4523431A (en) * | 1984-02-16 | 1985-06-18 | Caterpillar Tractor Co. | Load responsive system |
-
1984
- 1984-04-05 DE DE19843412871 patent/DE3412871A1/de not_active Withdrawn
-
1985
- 1985-04-02 US US06/718,982 patent/US4733533A/en not_active Expired - Fee Related
- 1985-04-03 GB GB08508769A patent/GB2157855B/en not_active Expired
- 1985-04-05 JP JP60071297A patent/JPH068090B2/ja not_active Expired - Lifetime
- 1985-04-05 FR FR8505240A patent/FR2562686B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH068090B2 (ja) | 1994-02-02 |
JPS616029A (ja) | 1986-01-11 |
DE3412871A1 (de) | 1985-10-17 |
FR2562686A1 (fr) | 1985-10-11 |
GB8508769D0 (en) | 1985-05-09 |
GB2157855B (en) | 1988-05-05 |
US4733533A (en) | 1988-03-29 |
GB2157855A (en) | 1985-10-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |