EP0256648A3 - Système de commande hydraulique - Google Patents

Système de commande hydraulique Download PDF

Info

Publication number
EP0256648A3
EP0256648A3 EP87305960A EP87305960A EP0256648A3 EP 0256648 A3 EP0256648 A3 EP 0256648A3 EP 87305960 A EP87305960 A EP 87305960A EP 87305960 A EP87305960 A EP 87305960A EP 0256648 A3 EP0256648 A3 EP 0256648A3
Authority
EP
European Patent Office
Prior art keywords
control system
pathways
hydraulic control
hydraulic
actuators
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.)
Withdrawn
Application number
EP87305960A
Other languages
German (de)
English (en)
Other versions
EP0256648A2 (fr
Inventor
Frederick James Fuell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Claverham Holdings Ltd
Original Assignee
Fairey Hydraulics Ltd
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
Priority claimed from GB868619412A external-priority patent/GB8619412D0/en
Application filed by Fairey Hydraulics Ltd filed Critical Fairey Hydraulics Ltd
Publication of EP0256648A2 publication Critical patent/EP0256648A2/fr
Publication of EP0256648A3 publication Critical patent/EP0256648A3/fr
Withdrawn legal-status Critical Current

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
    • F15B18/00—Parallel arrangements of independent servomotor systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
EP87305960A 1986-08-08 1987-07-06 Système de commande hydraulique Withdrawn EP0256648A3 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB868619412A GB8619412D0 (en) 1986-08-08 1986-08-08 Controlling a movable member
GB8619412 1986-08-08
GB878705071A GB8705071D0 (en) 1986-08-08 1987-03-04 Hydraulic control system
GB8705071 1987-03-04

Publications (2)

Publication Number Publication Date
EP0256648A2 EP0256648A2 (fr) 1988-02-24
EP0256648A3 true EP0256648A3 (fr) 1989-11-02

Family

ID=26291152

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87305960A Withdrawn EP0256648A3 (fr) 1986-08-08 1987-07-06 Système de commande hydraulique

Country Status (1)

Country Link
EP (1) EP0256648A3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2709110B1 (fr) * 1993-08-20 1995-11-10 Lucas Air Equipement Dispositif de servocommande d'un organe de commande de vol d'aéronef.
ES2156497B1 (es) * 1998-06-23 2002-01-16 Turbo Propulsores Ind Mejoras en el objeto de la patente 9801320, relativa a "sistema principal de servo-actuacion de piston con deteccion hidromecanica de fallos autocontenida.
KR101711419B1 (ko) * 2015-05-26 2017-03-13 한국항공대학교산학협력단 비상 안전 밸브
US12435740B2 (en) 2021-11-12 2025-10-07 Woodward, Inc. Hydraulic force fight mitigation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1904534A1 (de) * 1969-01-30 1970-09-10 Messerschmitt Boelkow Blohm Einrichtung zur elektro-hydraulischen Steuerung eines hydraulischen Arbeitskolbens
US3667344A (en) * 1969-11-25 1972-06-06 Hobson Ltd H M Position control servo systems
GB2082799A (en) * 1980-08-27 1982-03-10 Elliott Brothers London Ltd Hydraulic actuator systems

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1904534A1 (de) * 1969-01-30 1970-09-10 Messerschmitt Boelkow Blohm Einrichtung zur elektro-hydraulischen Steuerung eines hydraulischen Arbeitskolbens
US3667344A (en) * 1969-11-25 1972-06-06 Hobson Ltd H M Position control servo systems
GB2082799A (en) * 1980-08-27 1982-03-10 Elliott Brothers London Ltd Hydraulic actuator systems

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ÖLHYDRAULIK UND PNEUMATIK, vol. 12, no. 3, March 1968, pages 87-94; C.R. HIMMLER: "Untersuchungen an druckregelnden Servoventilen und Triplex-Redundanzsysteme" *

Also Published As

Publication number Publication date
EP0256648A2 (fr) 1988-02-24

Similar Documents

Publication Publication Date Title
AU2001260916A1 (en) Control system for actuators in an aircraft
EP0359241A3 (fr) Méthode de commande pour système de traitement distribué
AU2886489A (en) Control system for load-sensing hydraulic drive circuit
EP0366815A4 (en) Hydraulic drive unit for construction machinery
AU561324B2 (en) Fluid actuator control system
EP0218901A3 (en) Pilot hydraulic system for operating directional control valve
EP0642068A3 (fr) Vanne hydraulique servocommandée.
EP0796952A4 (fr) Systeme de commande d'engins de chantier
DE69305112D1 (de) Primäres mehrachsig redundantes vollelektrisches Flugsteuersystem
CA2185299A1 (fr) Procede et dispositif de commande de la gouverne de direction d'un aeronef
CA2293166A1 (fr) Procede et systeme de commande d'une gouverne d'un aeronef a actionnement par verins hydrauliques multiples et a puissance modulable
DE68907020D1 (de) Hydraulisches steuersystem.
DE59400507D1 (de) Kabinendruckregelanlage für Flugzeuge
EP0362402A4 (en) Method and apparatus for driving hydraulic machine
AU7346487A (en) Control system for controlling transmission fluid pressure
DE68906851D1 (de) Hydraulisches pilotventil.
EP0381328A3 (fr) Circuit hydraulique d'huile pour une machine hydraulique comme une pelle
EP0276188A3 (en) Electrohydraulic servo valve for a hydraulic actuator servo control, in particular for an aircraft servo mechanisms control
AU1312188A (en) Pilot operated coolant control valves in manifold assembly
CA2231961A1 (fr) Procede et dispositif de commande des surfaces de controle de roulis-tangage dans un aeronef
DE69206170D1 (de) Proportionales Wegeventil und Steuersystem für mehrere hydraulische Verbrauchen, wobei jeder solch ein Ventil beinhaltet.
AU6591096A (en) Traction control system having pilot operated valves
US4447769A (en) Redundant actuation system
EP0256649A3 (fr) Procédé et système pour commander un organe mobile
AU5993490A (en) Pressure-reducing, noise-abating control valve

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE ES FR GB IT

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE ES FR GB IT

17P Request for examination filed

Effective date: 19900424

17Q First examination report despatched

Effective date: 19910528

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19911008

RIN1 Information on inventor provided before grant (corrected)

Inventor name: FUELL, FREDERICK JAMES