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CA1258846A - Systeme d'helice pour aeronef - Google Patents

Systeme d'helice pour aeronef

Info

Publication number
CA1258846A
CA1258846A CA000461636A CA461636A CA1258846A CA 1258846 A CA1258846 A CA 1258846A CA 000461636 A CA000461636 A CA 000461636A CA 461636 A CA461636 A CA 461636A CA 1258846 A CA1258846 A CA 1258846A
Authority
CA
Canada
Prior art keywords
blades
propeller
hubs
pitch
planetary gears
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
CA000461636A
Other languages
English (en)
Inventor
Kenneth O. Johnson
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA1258846A publication Critical patent/CA1258846A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/306—Blade pitch-changing mechanisms specially adapted for contrarotating propellers

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Vehicle Body Suspensions (AREA)
  • Soil Working Implements (AREA)
  • Vending Machines For Individual Products (AREA)
  • Transmission Devices (AREA)
  • Retarders (AREA)
CA000461636A 1983-08-29 1984-08-23 Systeme d'helice pour aeronef Expired CA1258846A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US52714183A 1983-08-29 1983-08-29
US527,141 1983-08-29

Publications (1)

Publication Number Publication Date
CA1258846A true CA1258846A (fr) 1989-08-29

Family

ID=24100264

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000461636A Expired CA1258846A (fr) 1983-08-29 1984-08-23 Systeme d'helice pour aeronef

Country Status (6)

Country Link
JP (1) JPS6085202A (fr)
CA (1) CA1258846A (fr)
DE (1) DE3431165A1 (fr)
FR (1) FR2551023B1 (fr)
GB (1) GB2145777B (fr)
IT (1) IT1176626B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4563129A (en) * 1983-12-08 1986-01-07 United Technologies Corporation Integrated reduction gear and counterrotation propeller
GB2173863B (en) * 1985-04-17 1989-07-19 Rolls Royce Plc A propeller module for an aero gas turbine engine
GB8517474D0 (en) * 1985-07-10 1985-08-14 Dowty Rotol Ltd Variable-pitch bladed rotors
GB2180892B (en) * 1985-09-28 1990-03-07 Dowty Rotol Ltd A control system for a bladed rotor assembly
GB2182397B (en) * 1985-11-02 1989-10-04 Rolls Royce Plc Propeller module for an aero gas turbine engine
GB2186918B (en) * 1986-02-25 1989-11-15 Rolls Royce Propeller module for an aero gas turbine engine
US4767270A (en) * 1986-04-16 1988-08-30 The Boeing Company Hoop fan jet engine
US4718823A (en) * 1987-02-24 1988-01-12 United Technologies Corporation Pitch changing mechanism for fan blades
GB2209575A (en) * 1987-09-05 1989-05-17 Rolls Royce Plc A gearbox arrangement for driving contra-rotating multi-bladed rotors
US4936746A (en) * 1988-10-18 1990-06-26 United Technologies Corporation Counter-rotation pitch change system
US4948339A (en) * 1989-01-23 1990-08-14 General Electric Company Propeller blade counterweight
GB0712561D0 (en) * 2007-06-28 2007-08-08 Rolls Royce Plc A blade mounting
JP4590028B2 (ja) 2008-11-18 2010-12-01 株式会社エーシーシー 車高調整懸架装置
FR2945512B1 (fr) * 2009-05-15 2012-08-24 Snecma Helice non carenee a pales a calage variable pour une turbomachine
FR2955085B1 (fr) * 2010-01-08 2011-12-23 Snecma Systeme d'helices contrarotatives pour turbomachine d'aeronef
FR2956378B1 (fr) * 2010-02-15 2012-05-11 Snecma Turbopropulseur muni d'un dispositif d'orientation de pales
US8757972B2 (en) * 2011-08-12 2014-06-24 Hamilton Sundstrand Corporation De-icing system for modular counter rotating propeller
FR2980770B1 (fr) * 2011-10-03 2014-06-27 Snecma Turbomachine a helice(s) pour aeronef avec systeme pour changer le pas de l'helice.
FR3005096B1 (fr) * 2013-04-29 2018-01-19 Safran Aircraft Engines Systeme pour commander le pas des pales d'une helice de turbomachine, et turbomachine a helice pour aeronef avec un tel systeme

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR335422A (fr) * 1903-09-19 1904-01-25 Wassilly Lomoff Robinet pour freins automatiques à fluide comprimé ou à vide, ou autres installations actionnées par des fluides sous pression ainsi que pour conduites d'eau, de pétrole, de gaz ou autres à circulation de fluides sous pression positive ou négative
US1434620A (en) * 1917-06-16 1922-11-07 Packard Motor Car Co Gear-driving mechanism
GB398823A (en) * 1931-12-21 1933-09-21 Eduard Seppeler Variable pitch screw propeller
CH223498A (de) * 1941-06-11 1942-09-30 Piccolin Stefano Tragkonstruktion.
US2425938A (en) * 1943-09-15 1947-08-19 Walter S Hoover Circulating ball race propeller blade bearing
FR994019A (fr) * 1944-12-06 1951-11-09 Cie Gen Equip Aeronautique Hélices coaxiales à commandes de variation de pas indépendantes
US2492653A (en) * 1946-04-11 1949-12-27 Bendix Aviat Corp Air propeller
FR1005734A (fr) * 1947-09-15 1952-04-15 Snecma Machine aéronautique à hélice
US2765040A (en) * 1953-09-28 1956-10-02 Kermit L Darrah Counter-rotating propeller drive
US2948343A (en) * 1953-12-04 1960-08-09 Gen Motors Corp Propeller mechanism
DE1428075A1 (de) * 1962-12-21 1969-02-06 Dingler Werke Ag Einrichtung zur mechanischen Laufschaufel-Verstellung bei axialen Stroemungsmaschinen,insbesondere Axialgeblaesen
US3163231A (en) * 1963-04-29 1964-12-29 United Aircraft Corp Two-part pitch changing mechanism
US3463237A (en) * 1967-04-17 1969-08-26 United Aircraft Corp Seal
GB1309753A (en) * 1969-07-24 1973-03-14 Stone Manganese Marine Ltd Transverse propulsion units for ships
DE2307656C3 (de) * 1973-02-16 1979-01-04 Motoren- Und Turbinen-Union Muenchen Gmbh, 8000 Muenchen Vorrichtung zur Verstellung der Gebläselaufschaufeln eines Laufrades für Turbinenstrahltriebwerke
US3873236A (en) * 1973-12-26 1975-03-25 Gen Electric Fan with variable pitch blades and translating bearing actuation system
AT358398B (de) * 1977-09-19 1980-09-10 Culk Raimund Verstelluftschraube

Also Published As

Publication number Publication date
FR2551023A1 (fr) 1985-03-01
JPS6085202A (ja) 1985-05-14
IT1176626B (it) 1987-08-18
FR2551023B1 (fr) 1992-01-24
GB2145777B (en) 1987-07-22
IT8422386A0 (it) 1984-08-22
DE3431165A1 (de) 1985-03-14
GB8420500D0 (en) 1984-09-19
GB2145777A (en) 1985-04-03

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Legal Events

Date Code Title Description
MKEX Expiry