SE451395C - Anordning foer pilotoljefoersoerjning foer en servoventil - Google Patents

Anordning foer pilotoljefoersoerjning foer en servoventil

Info

Publication number
SE451395C
SE451395C SE8306179A SE8306179A SE451395C SE 451395 C SE451395 C SE 451395C SE 8306179 A SE8306179 A SE 8306179A SE 8306179 A SE8306179 A SE 8306179A SE 451395 C SE451395 C SE 451395C
Authority
SE
Sweden
Prior art keywords
valve
pressure
pump
servo
oil
Prior art date
Application number
SE8306179A
Other languages
English (en)
Swedish (sv)
Other versions
SE8306179L (sv
SE451395B (sv
SE8306179D0 (sv
Inventor
T Zettergren
Original Assignee
Hydrino Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20353257&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE451395(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Publication of SE8306179D0 publication Critical patent/SE8306179D0/xx
Priority to SE8306179A priority Critical patent/SE451395C/sv
Application filed by Hydrino Ab filed Critical Hydrino Ab
Priority to DE8484904209T priority patent/DE3466038D1/de
Priority to AT84904209T priority patent/ATE29560T1/de
Priority to PCT/SE1984/000379 priority patent/WO1985002233A1/fr
Priority to EP84904209A priority patent/EP0163688B1/fr
Priority to US06/749,628 priority patent/US4605042A/en
Priority to JP59504162A priority patent/JPS61500374A/ja
Publication of SE8306179L publication Critical patent/SE8306179L/xx
Priority to FI852703A priority patent/FI79388C/fi
Publication of SE451395B publication Critical patent/SE451395B/sv
Publication of SE451395C publication Critical patent/SE451395C/sv

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)
SE8306179A 1983-11-09 1983-11-09 Anordning foer pilotoljefoersoerjning foer en servoventil SE451395C (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE8306179A SE451395C (sv) 1983-11-09 1983-11-09 Anordning foer pilotoljefoersoerjning foer en servoventil
JP59504162A JPS61500374A (ja) 1983-11-09 1984-11-07 パイロツト油供給装置
DE8484904209T DE3466038D1 (en) 1983-11-09 1984-11-07 A pilot oil supply arrangement
US06/749,628 US4605042A (en) 1983-11-09 1984-11-07 Pilot oil supply arrangement
AT84904209T ATE29560T1 (de) 1983-11-09 1984-11-07 Anordnung zur lieferung von vorsteuerhydraulikoel.
PCT/SE1984/000379 WO1985002233A1 (fr) 1983-11-09 1984-11-07 Agencement d'alimentation en huile pilote
EP84904209A EP0163688B1 (fr) 1983-11-09 1984-11-07 Agencement d'alimentation en huile pilote
FI852703A FI79388C (fi) 1983-11-09 1985-07-08 Anordning foer pilotoljefoersoerjning.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8306179A SE451395C (sv) 1983-11-09 1983-11-09 Anordning foer pilotoljefoersoerjning foer en servoventil

Publications (4)

Publication Number Publication Date
SE8306179D0 SE8306179D0 (sv) 1983-11-09
SE8306179L SE8306179L (sv) 1985-05-10
SE451395B SE451395B (sv) 1987-10-05
SE451395C true SE451395C (sv) 1988-12-12

Family

ID=20353257

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8306179A SE451395C (sv) 1983-11-09 1983-11-09 Anordning foer pilotoljefoersoerjning foer en servoventil

Country Status (7)

Country Link
US (1) US4605042A (fr)
EP (1) EP0163688B1 (fr)
JP (1) JPS61500374A (fr)
DE (1) DE3466038D1 (fr)
FI (1) FI79388C (fr)
SE (1) SE451395C (fr)
WO (1) WO1985002233A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
WO1980000268A1 (fr) * 1978-07-13 1980-02-21 Unic Corp Dispositif pour commander a distance des grues hydrauliques
US4292886A (en) * 1979-12-31 1981-10-06 Weber William R Hydraulic actuator cushioning device improvement

Also Published As

Publication number Publication date
FI852703A0 (fi) 1985-07-08
EP0163688B1 (fr) 1987-09-09
JPS61500374A (ja) 1986-03-06
SE8306179L (sv) 1985-05-10
FI79388B (fi) 1989-08-31
FI852703L (fi) 1985-07-08
SE451395B (sv) 1987-10-05
US4605042A (en) 1986-08-12
DE3466038D1 (en) 1987-10-15
FI79388C (fi) 1989-12-11
WO1985002233A1 (fr) 1985-05-23
EP0163688A1 (fr) 1985-12-11
SE8306179D0 (sv) 1983-11-09

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