GR3004569T3 - - Google Patents
Info
- Publication number
- GR3004569T3 GR3004569T3 GR920400917T GR920400917T GR3004569T3 GR 3004569 T3 GR3004569 T3 GR 3004569T3 GR 920400917 T GR920400917 T GR 920400917T GR 920400917 T GR920400917 T GR 920400917T GR 3004569 T3 GR3004569 T3 GR 3004569T3
- Authority
- GR
- Greece
- Prior art keywords
- tank
- flow controller
- way flow
- working pressure
- motor
- 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
- 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
- F15B11/003—Systems with load-holding 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
- F15B11/02—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
- F15B2211/30—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
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3105—Neutral or centre positions
- F15B2211/3116—Neutral or centre positions the pump port being open in the centre position, e.g. so-called open 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
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40553—Flow control characterised by the type of flow control means or valve with pressure compensating 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
- F15B2211/41—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
- F15B2211/41572—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and an 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
- F15B2211/40—Flow control
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41581—Flow control characterised by the connections of the flow 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
- F15B2211/40—Flow control
- F15B2211/455—Control of flow in the feed line, i.e. meter-in 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
- F15B2211/46—Control of flow in the return line, i.e. meter-out 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
- F15B2211/465—Flow control with 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
- F15B2211/50—Pressure control
- F15B2211/55—Pressure control for limiting a pressure up to a maximum pressure, e.g. by using a pressure relief valve
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Lifting Devices For Agricultural Implements (AREA)
- Servomotors (AREA)
- Valve Device For Special Equipments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853536219 DE3536219A1 (de) | 1985-10-10 | 1985-10-10 | Hydraulische steuervorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
GR3004569T3 true GR3004569T3 (el) | 1993-04-28 |
Family
ID=6283298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR920400917T GR3004569T3 (el) | 1985-10-10 | 1992-05-12 |
Country Status (7)
Country | Link |
---|---|
US (1) | US4711155A (el) |
EP (1) | EP0219052B1 (el) |
JP (1) | JPS6298005A (el) |
AT (1) | ATE73905T1 (el) |
DE (2) | DE3536219A1 (el) |
ES (1) | ES2030384T3 (el) |
GR (1) | GR3004569T3 (el) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3712716A1 (de) * | 1986-08-01 | 1988-02-04 | Man Nutzfahrzeuge Gmbh | Verfahren zum verlustarmen veraendern des foerderstromes einer konstantspeisepumpe und vorrichtung zur durchfuehrung des verfahrens |
US5046310A (en) * | 1989-04-04 | 1991-09-10 | Mannesmann Rexroth Gmbh | Load-independent control device for hydraulic load devices |
DE4423644C2 (de) * | 1994-07-06 | 1998-10-01 | Buchholz Hydraulik | Hydraulische Steuervorrichtung |
US6116263A (en) * | 1998-07-23 | 2000-09-12 | Hydraforce, Inc. | Proportional priority flow regulator with reverse flow control |
AT408208B (de) * | 2000-02-22 | 2001-09-25 | Hoerbiger Hydraulik | Anordnung zur hydraulischen betätigung eines bewegten teils an fahrzeugen, insbesondere eines verdecks, eines heckdeckels, einer abdeckklappe oder dgl. |
US9328832B2 (en) * | 2012-12-25 | 2016-05-03 | Zhejiang Dunan Hetian Metal Co., Ltd. | Wheatstone bridge check valve arrangement |
JP2018155341A (ja) * | 2017-03-17 | 2018-10-04 | Kyb株式会社 | ソレノイドバルブ及びこれを備える流体圧アクチュエータの制御装置 |
JP7304205B2 (ja) * | 2019-05-31 | 2023-07-06 | Kyb株式会社 | 流体圧装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE309834B (el) * | 1965-12-28 | 1969-04-08 | Asea Ab | |
JPS504958U (el) * | 1973-05-16 | 1975-01-20 | ||
DE2659870C3 (de) * | 1976-01-21 | 1980-10-02 | Danfoss A/S, Nordborg (Daenemark) | Anordnung zur Beeinflussung der Arbeitsmenge eines Servomotors |
US4249641A (en) * | 1978-11-14 | 1981-02-10 | Hitachi, Ltd. | Speed control system for hydraulic elevator |
DE3103745A1 (de) * | 1981-02-04 | 1982-09-02 | Sperry-Vickers Zweigniederlassung der Sperry GmbH, 6380 Bad Homburg | Hydraulische hubeinrichtung |
JPS5925761B2 (ja) * | 1982-05-06 | 1984-06-21 | 工業技術院長 | 衣料害虫用防虫剤 |
DE3233046C2 (de) * | 1982-09-06 | 1985-12-12 | Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 8000 München | Hydraulische Steuervorrichtung |
DE3434014A1 (de) * | 1984-09-15 | 1986-03-20 | Beringer-Hydraulik GmbH, Neuheim, Zug | Hydraulische steuerung |
-
1985
- 1985-10-10 DE DE19853536219 patent/DE3536219A1/de active Granted
-
1986
- 1986-10-07 ES ES198686113895T patent/ES2030384T3/es not_active Expired - Lifetime
- 1986-10-07 US US06/916,171 patent/US4711155A/en not_active Expired - Lifetime
- 1986-10-07 AT AT86113895T patent/ATE73905T1/de not_active IP Right Cessation
- 1986-10-07 DE DE8686113895T patent/DE3684402D1/de not_active Expired - Fee Related
- 1986-10-07 EP EP86113895A patent/EP0219052B1/de not_active Expired - Lifetime
- 1986-10-09 JP JP61239457A patent/JPS6298005A/ja active Pending
-
1992
- 1992-05-12 GR GR920400917T patent/GR3004569T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
EP0219052A3 (en) | 1989-10-25 |
DE3536219A1 (de) | 1987-04-16 |
ATE73905T1 (de) | 1992-04-15 |
ES2030384T3 (es) | 1992-11-01 |
JPS6298005A (ja) | 1987-05-07 |
EP0219052A2 (de) | 1987-04-22 |
DE3684402D1 (de) | 1992-04-23 |
EP0219052B1 (de) | 1992-03-18 |
DE3536219C2 (el) | 1988-03-17 |
US4711155A (en) | 1987-12-08 |
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