GB1342675A - Hydraulic control devices - Google Patents

Hydraulic control devices

Info

Publication number
GB1342675A
GB1342675A GB1901671*[A GB1901671A GB1342675A GB 1342675 A GB1342675 A GB 1342675A GB 1901671 A GB1901671 A GB 1901671A GB 1342675 A GB1342675 A GB 1342675A
Authority
GB
United Kingdom
Prior art keywords
passage
pressure
passages
piston
valve
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
Application number
GB1901671*[A
Other languages
English (en)
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.)
Raytheon Co
Original Assignee
E Systems Inc
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
Application filed by E Systems Inc filed Critical E Systems Inc
Publication of GB1342675A publication Critical patent/GB1342675A/en
Expired 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
    • B64C13/24—Transmitting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Driven Valves (AREA)
GB1901671*[A 1970-06-04 1971-06-04 Hydraulic control devices Expired GB1342675A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4332570A 1970-06-04 1970-06-04

Publications (1)

Publication Number Publication Date
GB1342675A true GB1342675A (en) 1974-01-03

Family

ID=21926588

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1901671*[A Expired GB1342675A (en) 1970-06-04 1971-06-04 Hydraulic control devices

Country Status (3)

Country Link
US (1) US3683749A (cs)
FR (1) FR2094052B1 (cs)
GB (1) GB1342675A (cs)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4472998A (en) * 1982-11-19 1984-09-25 Pneumo Corporation Redundant control actuation system-concentric direct drive valve
DE3369177D1 (en) * 1983-09-07 1987-02-19 Mainz Gmbh Feinmech Werke Checking device for duplicated flight controls
DE3462866D1 (en) * 1984-01-09 1987-05-07 Aerospatiale Aircraft flight control system
US4545407A (en) * 1984-02-29 1985-10-08 United Technologies Corporation Jam compensating control valve
US4576198A (en) * 1984-05-08 1986-03-18 Hr Textron Inc. Servovalve with integrated failure monitoring
US7210653B2 (en) * 2002-10-22 2007-05-01 The Boeing Company Electric-based secondary power system architectures for aircraft
US6755375B2 (en) * 2002-10-22 2004-06-29 The Boeing Company Method and apparatus for controlling aircraft devices with multiple actuators
US6981439B2 (en) * 2003-08-22 2006-01-03 Hr Textron, Inc. Redundant flow control for hydraulic actuator systems
US6923405B2 (en) * 2003-11-17 2005-08-02 The Boeing Company Enhanced rudder control system
US7513119B2 (en) 2005-02-03 2009-04-07 The Boeing Company Systems and methods for starting aircraft engines
US7871038B2 (en) * 2007-05-17 2011-01-18 The Boeing Company Systems and methods for providing airflow in an aerospace vehicle
US7687927B2 (en) * 2007-11-21 2010-03-30 The Boeing Company Electrical systems architecture for an aircraft, and related operating methods
US8657227B1 (en) 2009-09-11 2014-02-25 The Boeing Company Independent power generation in aircraft
US8738268B2 (en) 2011-03-10 2014-05-27 The Boeing Company Vehicle electrical power management and distribution
FR2981133B1 (fr) * 2011-10-10 2013-10-25 In Lhc Procede de detection de defaillance d'une servovalve et servovalve faisant application.
JP2013147049A (ja) * 2012-01-17 2013-08-01 Nabtesco Corp 航空機アクチュエータの油圧システム
DE102016006275B3 (de) * 2016-05-25 2017-11-09 Karl Wiedemann Kanalreinigungsvorrichtung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2362349A (en) * 1942-01-19 1944-11-07 Crane Co Fluid motor bypass valve
US2424288A (en) * 1944-03-24 1947-07-22 Victor H Severy Automatic steering apparatus
US2597419A (en) * 1949-06-02 1952-05-20 Hobson Ltd H M Hydraulic servomotor and the like
GB673375A (en) * 1949-06-02 1952-06-04 Hobson Ltd H M Improvements in or relating to hydraulic power units, more particularly for operating the flying controls of aircraft
US3406721A (en) * 1965-09-30 1968-10-22 Bell Aerospace Corp Spool seizure output bypass valve
FR1529793A (fr) * 1967-05-08 1968-06-21 Dassault Avions Dispositif de commande d'organes aérodynamiques d'avions ou aérodynes, en particulier de spoilers

Also Published As

Publication number Publication date
FR2094052A1 (cs) 1972-02-04
US3683749A (en) 1972-08-15
FR2094052B1 (cs) 1976-07-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years