IT1190545B - Perfezionamento nei sistemi attuatori,ad esempio per le superfici di controllo aerodinamiche di aeromobili e simili,con azionamento a fluido sotto pressione - Google Patents

Perfezionamento nei sistemi attuatori,ad esempio per le superfici di controllo aerodinamiche di aeromobili e simili,con azionamento a fluido sotto pressione

Info

Publication number
IT1190545B
IT1190545B IT47957/86A IT4795786A IT1190545B IT 1190545 B IT1190545 B IT 1190545B IT 47957/86 A IT47957/86 A IT 47957/86A IT 4795786 A IT4795786 A IT 4795786A IT 1190545 B IT1190545 B IT 1190545B
Authority
IT
Italy
Prior art keywords
aircraft
improvement
similar
under pressure
operation under
Prior art date
Application number
IT47957/86A
Other languages
English (en)
Other versions
IT8647957A0 (it
Inventor
Arthur Derek Mountney
James Roper
Original Assignee
Dowty Boulton Paul 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
Application filed by Dowty Boulton Paul Ltd filed Critical Dowty Boulton Paul Ltd
Publication of IT8647957A0 publication Critical patent/IT8647957A0/it
Application granted granted Critical
Publication of IT1190545B publication Critical patent/IT1190545B/it

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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1433—End caps
    • 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
    • B64C13/38—Transmitting means with power amplification
    • B64C13/50—Transmitting means with power amplification using electrical energy
    • B64C13/505—Transmitting means with power amplification using electrical energy having duplication or stand-by provisions
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Actuator (AREA)
  • Sealing Devices (AREA)
IT47957/86A 1985-04-30 1986-04-29 Perfezionamento nei sistemi attuatori,ad esempio per le superfici di controllo aerodinamiche di aeromobili e simili,con azionamento a fluido sotto pressione IT1190545B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8510913 1985-04-30

Publications (2)

Publication Number Publication Date
IT8647957A0 IT8647957A0 (it) 1986-04-29
IT1190545B true IT1190545B (it) 1988-02-16

Family

ID=10578412

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47957/86A IT1190545B (it) 1985-04-30 1986-04-29 Perfezionamento nei sistemi attuatori,ad esempio per le superfici di controllo aerodinamiche di aeromobili e simili,con azionamento a fluido sotto pressione

Country Status (5)

Country Link
US (1) US4739695A (it)
DE (1) DE3614427A1 (it)
GB (1) GB2175047B (it)
IN (1) IN166825B (it)
IT (1) IT1190545B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5014603A (en) * 1989-11-02 1991-05-14 Allied-Signal Inc. Hydraulic actuator having frangible or deformable components
US5983778A (en) * 1997-07-28 1999-11-16 Dawson Hydraulics, Inc. Telescopic hydraulic hoist apparatus
US6450083B1 (en) 2001-01-22 2002-09-17 Dawson Hydraulics Inc. Telescopic hydraulic hoist
US8573113B2 (en) * 2010-04-30 2013-11-05 Bendix Commercial Vehicle Systems Llc Piston and cylinder assembly
US11078708B2 (en) * 2017-11-13 2021-08-03 Hamilton Sunstrand Corporation Hydraulic piston actuator for a door

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US661683A (en) * 1899-06-20 1900-11-13 Sullivan Machinery Co Rock-drill cylinder-head.
US2815253A (en) * 1954-01-15 1957-12-03 Nylacore Corp Bearing liner
US3334549A (en) * 1964-07-24 1967-08-08 Arnold C Sheldon Hydraulic lineal actuator
US3443486A (en) * 1967-08-07 1969-05-13 Parker Hannifin Corp Piston and seal assembly
US3582157A (en) * 1968-09-09 1971-06-01 Lempco Ind Inc Bearing assembly having an interference-fit bearing surface of synthetic resin material
BE793196A (fr) * 1971-12-23 1973-04-16 Clark Equipment Co Verin a mouvement lineaire du type a cylindre et piston
US3884127A (en) * 1973-01-29 1975-05-20 Bertea Corp Frangible construction and actuator utilizing same
US4052112A (en) * 1976-05-14 1977-10-04 Disogrin Industries, Inc. Piston seal
CA1088848A (en) * 1977-05-26 1980-11-04 Karl H. Wallischeck Jam proof piston
GB2151306B (en) * 1983-12-16 1987-02-04 United Technologies Corp Actuator gland construction

Also Published As

Publication number Publication date
IT8647957A0 (it) 1986-04-29
GB2175047A (en) 1986-11-19
DE3614427A1 (de) 1986-11-13
IN166825B (it) 1990-07-21
US4739695A (en) 1988-04-26
GB8609729D0 (en) 1986-05-29
GB2175047B (en) 1988-12-21

Similar Documents

Publication Publication Date Title
BR8605931A (pt) Sistemas de valvulas para controlar o fluxo de fluido sob pressao entre dois membros apropriados para serem interligados
GB2178131B (en) Reduction of turbulent frictional drag in the case of aircraft, spacecraft and watercraft
IT8247829A0 (it) Sensore di pressione per determinare aerovelocita', altitudine ed angolo di attacco in aerei, e metodo di applicazione
DE3674369D1 (de) Fluggeraet, insbesondere drehfluegelfluggeraet in der art eines flugschraubers fuer hoehere fluggeschwindigkeiten.
EP0263677A3 (en) Low pressure breathing regulators and breathing gas systems incorporating the same
AU5998686A (en) Fluid flow control system and connecting fitting
GB2162921B (en) Fluid flow systems and insert means therefor
IT8620137A0 (it) Sistema di controllo di aria particolarmente per motori di aereo.
IT1190545B (it) Perfezionamento nei sistemi attuatori,ad esempio per le superfici di controllo aerodinamiche di aeromobili e simili,con azionamento a fluido sotto pressione
BR8600764A (pt) Controlador turbocompressor,sistema de controle turbocompressor,regulador de impulso e controlador de pressao de impulso
IT1191887B (it) Perfezionamento nei sistemi di controllo di azionamento per ascensori idraulici e simili
BR8607212A (pt) Sistema fluidico e conjunto adaptado para uso em um sistema fluidico
GB2187538B (en) Control system comprising two pressure systems and a control valve therefor
IT8519207A0 (it) Procedimento per la tenuta di corpi porosi lunghi e cilindro idraulico in conformita' a tale procedimento.
MX163784B (es) Valvula obturadora conica que no se traba o inmoviliza con la presion
BR8401955A (pt) Bomba de fluido e conjunto de valvula para bomba de fluido
BR8503914A (pt) Regulador de pressao de fluido e sistema de controle incluindo um regulador de pressao e sistema regulador de pressao de ar e regulador
IT8941601A0 (it) Regolatore di fluido a flusso costante e pressione costante.
IT1190550B (it) Valvola per imballaggi ed imballaggi muniti di tale valvola
FR2544973B1 (fr) Perfectionnements aux sieges de pilotage pivotants notamment d'engins forestiers
DE3669286D1 (de) Von verzoegerung- und druck abhaengiges bremsventil.
IT1195161B (it) Valvola di regolazione e dispositivo di valvola a doppio effetto comprendente tale valvola
AU5898486A (en) Improvements in or relating to aircraft handling systems on ships
IT1154433B (it) Attuatore a fluido sotto pressione con dispositivo di intervento a molla per freni di veicoli ferroviari e simili
EP0186268A3 (en) Fluid control valves and air treatment systems