FI852703L - Anordning foer pilotoljefoersoerjning. - Google Patents
Anordning foer pilotoljefoersoerjning.Info
- Publication number
- FI852703L FI852703L FI852703A FI852703A FI852703L FI 852703 L FI852703 L FI 852703L FI 852703 A FI852703 A FI 852703A FI 852703 A FI852703 A FI 852703A FI 852703 L FI852703 L FI 852703L
- Authority
- FI
- Finland
- Prior art keywords
- pilotoljefoersoerjning
- anordning foer
- anordning
- foer
- foer pilotoljefoersoerjning
- 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
- 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
-
- 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
- F15B21/087—Control strategy, e.g. with block diagram
-
- 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
- F15B2211/415—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
- F15B2211/42—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
- F15B2211/45—Control of bleed-off flow, e.g. control of bypass flow 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
- F15B2211/505—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
- F15B2211/5151—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and a 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
- F15B2211/50—Pressure control
- F15B2211/555—Pressure control for assuring a minimum pressure, e.g. by using a back pressure 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
- F15B2211/50—Pressure control
- F15B2211/56—Control of an upstream 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
- F15B2211/635—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86582—Pilot-actuated
- Y10T137/86614—Electric
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87169—Supply and exhaust
- Y10T137/87177—With bypass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87169—Supply and exhaust
- Y10T137/87193—Pilot-actuated
- Y10T137/87209—Electric
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
- Servomotors (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8306179 | 1983-11-09 | ||
SE8306179A SE451395C (sv) | 1983-11-09 | 1983-11-09 | Anordning foer pilotoljefoersoerjning foer en servoventil |
PCT/SE1984/000379 WO1985002233A1 (en) | 1983-11-09 | 1984-11-07 | A pilot oil supply arrangement |
SE8400379 | 1984-11-07 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI852703L true FI852703L (fi) | 1985-07-08 |
FI852703A0 FI852703A0 (fi) | 1985-07-08 |
FI79388B FI79388B (fi) | 1989-08-31 |
FI79388C FI79388C (fi) | 1989-12-11 |
Family
ID=20353257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI852703A FI79388C (fi) | 1983-11-09 | 1985-07-08 | Anordning foer pilotoljefoersoerjning. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4605042A (fi) |
EP (1) | EP0163688B1 (fi) |
JP (1) | JPS61500374A (fi) |
DE (1) | DE3466038D1 (fi) |
FI (1) | FI79388C (fi) |
SE (1) | SE451395C (fi) |
WO (1) | WO1985002233A1 (fi) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5088383A (en) * | 1990-01-22 | 1992-02-18 | Woodward Governor Company | Multiplexed hydraulic control system with multiplexing valve having planar port array |
JP2544804Y2 (ja) * | 1991-04-26 | 1997-08-20 | 豊興工業株式会社 | 方向制御弁装置 |
JP3524936B2 (ja) * | 1992-01-15 | 2004-05-10 | キャタピラー インコーポレイテッド | 油圧駆動車両用の冗長制御装置 |
KR101655458B1 (ko) * | 2009-12-24 | 2016-09-07 | 두산인프라코어 주식회사 | 건설기계의 유압펌프 제어용 밸브 |
ITVR20120160A1 (it) * | 2012-08-01 | 2014-02-02 | Butler Engineering And Marketing S P A | Dispositivo di regolazione della portata di un fluido |
CN112727821B (zh) * | 2021-01-05 | 2023-10-27 | 中冶南方连铸技术工程有限责任公司 | 单出杆电液直驱伺服缸装置 |
SI26379A (sl) * | 2022-07-13 | 2024-01-31 | Tajfun Liv, Proizvodnja In Razvoj D.O.O. | Hidravlični tokokrog mobilnega hidravličnega dvigala |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1378731A (fr) * | 1964-01-06 | 1964-11-13 | Cav Ltd | Régulateur de pression |
DE2008880A1 (de) * | 1969-02-26 | 1970-09-24 | K.K. Tadano Tekkosho, Takamatsu-City, Kagawa (Japan) | Hydraulischer Druckregler für die Verwendung mit einem hydraulischen Druckerzeuger |
GB1261134A (en) * | 1969-11-05 | 1972-01-19 | Ch Traktorny Zd | Directional control valves for the power cylinders of operating elements of machines |
DE2253871B2 (de) * | 1972-11-03 | 1975-11-13 | Elektro-Mechanik Gmbh, 5960 Olpe | Hydraulischer Druckregler |
DE2320935B1 (de) * | 1973-04-25 | 1974-06-12 | Heilmeier & Weinlein, Fabrik Fuer Oel-Hydraulik, 8000 Muenchen | Leerlaufventil |
SE380640B (sv) * | 1974-03-22 | 1975-11-10 | Tedeco Ag | Anordning for proportionell elektrohydraulisk fjerrstyrning av ett flertal hydrauliska manoverventiler. |
DE2533829C2 (de) * | 1975-07-29 | 1985-01-10 | Robert Bosch Gmbh, 7000 Stuttgart | Elektrohydraulische Steuereinrichtung |
DE2754878A1 (de) * | 1977-12-09 | 1979-06-13 | Rexroth Gmbh G L | Lastunabhaengig arbeitendes elektrisch ansteuerbares wegeventil |
FR2430634A1 (fr) * | 1978-07-03 | 1980-02-01 | Exi Metallo | Relais de pression hydraulique |
DE2952963C1 (de) * | 1978-07-13 | 1984-04-12 | Unic Corp., Tokyo | Fernsteuerung fuer einen hydraulisch betriebenen Kran |
US4292886A (en) * | 1979-12-31 | 1981-10-06 | Weber William R | Hydraulic actuator cushioning device improvement |
-
1983
- 1983-11-09 SE SE8306179A patent/SE451395C/sv not_active IP Right Cessation
-
1984
- 1984-11-07 US US06/749,628 patent/US4605042A/en not_active Expired - Fee Related
- 1984-11-07 WO PCT/SE1984/000379 patent/WO1985002233A1/en not_active Application Discontinuation
- 1984-11-07 JP JP59504162A patent/JPS61500374A/ja active Pending
- 1984-11-07 EP EP84904209A patent/EP0163688B1/en not_active Expired
- 1984-11-07 DE DE8484904209T patent/DE3466038D1/de not_active Expired
-
1985
- 1985-07-08 FI FI852703A patent/FI79388C/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS61500374A (ja) | 1986-03-06 |
EP0163688A1 (en) | 1985-12-11 |
SE451395B (sv) | 1987-10-05 |
EP0163688B1 (en) | 1987-09-09 |
FI79388B (fi) | 1989-08-31 |
SE451395C (sv) | 1988-12-12 |
SE8306179L (sv) | 1985-05-10 |
DE3466038D1 (en) | 1987-10-15 |
SE8306179D0 (sv) | 1983-11-09 |
WO1985002233A1 (en) | 1985-05-23 |
FI852703A0 (fi) | 1985-07-08 |
FI79388C (fi) | 1989-12-11 |
US4605042A (en) | 1986-08-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: HYDRINO AB |