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FR3050719B1 - Helice pour turbomachine d'aeronef comprenant des moyens de secours de calage en incidence de pale - Google Patents

Helice pour turbomachine d'aeronef comprenant des moyens de secours de calage en incidence de pale Download PDF

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Publication number
FR3050719B1
FR3050719B1 FR1653841A FR1653841A FR3050719B1 FR 3050719 B1 FR3050719 B1 FR 3050719B1 FR 1653841 A FR1653841 A FR 1653841A FR 1653841 A FR1653841 A FR 1653841A FR 3050719 B1 FR3050719 B1 FR 3050719B1
Authority
FR
France
Prior art keywords
flame
aircraft turbomachine
relieving back
turbomachine propeller
propeller
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.)
Active
Application number
FR1653841A
Other languages
English (en)
Other versions
FR3050719A1 (fr
Inventor
Jerome Colmagro
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.)
Airbus Operations SAS
Original Assignee
Airbus Operations SAS
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 Airbus Operations SAS filed Critical Airbus Operations SAS
Priority to FR1653841A priority Critical patent/FR3050719B1/fr
Priority to US15/495,444 priority patent/US10640198B2/en
Priority to GB1706728.1A priority patent/GB2551631B/en
Publication of FR3050719A1 publication Critical patent/FR3050719A1/fr
Application granted granted Critical
Publication of FR3050719B1 publication Critical patent/FR3050719B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B64C11/32—Blade pitch-changing mechanisms mechanical
    • 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
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • 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
    • 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
    • B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
    • B64C11/48—Units of two or more coaxial propellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D27/02—Aircraft characterised by the type or position of power plants
    • B64D27/10—Aircraft characterised by the type or position of power plants of gas-turbine type 
    • B64D27/14—Aircraft characterised by the type or position of power plants of gas-turbine type  within, or attached to, fuselages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
    • F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
    • F16D1/0894—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with other than axial keys, e.g. diametral pins, cotter pins and no other radial clamping
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
    • F16D1/108—Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting by interengaging parts, i.e. positive coupling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1653841A 2016-04-28 2016-04-28 Helice pour turbomachine d'aeronef comprenant des moyens de secours de calage en incidence de pale Active FR3050719B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1653841A FR3050719B1 (fr) 2016-04-28 2016-04-28 Helice pour turbomachine d'aeronef comprenant des moyens de secours de calage en incidence de pale
US15/495,444 US10640198B2 (en) 2016-04-28 2017-04-24 Propeller for an aircraft turbo engine, including safety means for controlling blade angle of attack
GB1706728.1A GB2551631B (en) 2016-04-28 2017-04-27 Propeller for an aircraft turbo engine, including safety means for controlling blade angle of attack

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1653841 2016-04-28
FR1653841A FR3050719B1 (fr) 2016-04-28 2016-04-28 Helice pour turbomachine d'aeronef comprenant des moyens de secours de calage en incidence de pale

Publications (2)

Publication Number Publication Date
FR3050719A1 FR3050719A1 (fr) 2017-11-03
FR3050719B1 true FR3050719B1 (fr) 2018-04-13

Family

ID=56148529

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1653841A Active FR3050719B1 (fr) 2016-04-28 2016-04-28 Helice pour turbomachine d'aeronef comprenant des moyens de secours de calage en incidence de pale

Country Status (3)

Country Link
US (1) US10640198B2 (fr)
FR (1) FR3050719B1 (fr)
GB (1) GB2551631B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3027947B1 (fr) * 2014-10-31 2021-05-14 Snecma Anneau d'helice comprenant des logements radiaux de section ovoide
FR3032941B1 (fr) * 2015-02-24 2017-03-10 Snecma Soufflante non carenee de turbomachine d'aeronef
FR3109569B1 (fr) * 2020-04-23 2022-05-06 Safran Aircraft Engines Pivot d’aube à orientation réglable et à intégrité sauvegardée pour moyeu de soufflante de turbomachine
EP4185522B1 (fr) * 2020-07-24 2024-08-28 Safran Aircraft Engines Turbomachine d'aeronef comportant des aubes d'helice a calage variable
US11459089B1 (en) * 2021-04-21 2022-10-04 Hamilton Sundstrand Corporation Propeller blade having an end plate
FR3126729B1 (fr) * 2021-09-08 2025-02-28 Safran Aircraft Engines Aube comprenant une structure en matériau composite et procédé de fabrication associé
FR3128972B1 (fr) * 2021-11-09 2025-03-14 Safran Aircraft Engines Liaison entre un pied d’aube et un dispositif de calage
FR3129432B1 (fr) * 2021-11-19 2023-11-24 Safran Aircraft Engines Module de montage d’une aube de soufflante de turbomachine
FR3138806B1 (fr) * 2022-08-09 2024-08-09 Safran Aircraft Engines Helice pour une turbomachine d’aeronef
US12291974B2 (en) * 2023-05-17 2025-05-06 General Electric Company Turbine engine having an airfoil assembly with a trunnion and a spar
FR3152286B1 (fr) 2023-08-24 2025-07-18 Safran Aircraft Engines Aube a calage variable d’un aubage statique d’une turbomachine
FR3156753A1 (fr) * 2023-12-13 2025-06-20 Airbus Operations (S.A.S.) Hélice comprenant au moins un système de maintien de pale comportant au moins une gorge transversale
FR3161897A1 (fr) * 2024-05-03 2025-11-07 Safran Electrical & Power Ensemble propulsif d’aeronef comportant une helice
US12466544B1 (en) * 2024-05-10 2025-11-11 Rtx Corporation SRV open rotor with core inlet forward of rotor

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1816317A (en) * 1929-08-23 1931-07-28 Pittsburgh Screw And Bolt Corp Propeller
GB437406A (en) * 1934-12-14 1935-10-29 Charles Richard Fairey An improved flexible drive for airscrews
FR1555814A (fr) * 1967-12-12 1969-01-31
US5263898A (en) * 1988-12-14 1993-11-23 General Electric Company Propeller blade retention system
US5186609A (en) * 1990-12-20 1993-02-16 Honda Giken Kogyo Kabushiki Kaisha Contrarotating propeller type propulsion system
US5431539A (en) * 1993-10-28 1995-07-11 United Technologies Corporation Propeller pitch change mechanism
US5597334A (en) * 1993-11-29 1997-01-28 Sanshin Kogyo Kabushiki Kaisha Outboard drive transmission system
EP0779130A1 (fr) * 1995-12-16 1997-06-18 Kilpatrick Fraser Limited Clip pour clé à chocs
FR2943312B1 (fr) * 2009-03-23 2011-05-27 Snecma Helice non carenee a pales a calage variable pour une turbomachine
FR2943984B1 (fr) * 2009-04-07 2013-02-08 Airbus France Helice pour turbomachine d'aeronef comprenant un moyeu support d'aubes scinde en deux portions annulaires montees l'une sur l'autre.
FR2943985B1 (fr) 2009-04-07 2011-05-13 Airbus France Helice pour turbomachine d'aeronef comprenant un anneau de retention d'aubes monte autour du moyeu.
FR2946010B1 (fr) * 2009-05-29 2011-06-24 Snecma Dispositif a verin fixe pour la commande des pales de soufflante d'un turbopropulseur
FR2963067B1 (fr) * 2010-07-23 2012-08-24 Snecma Turbomoteur a double helice non carenee
GB201108091D0 (en) 2011-05-16 2011-06-29 Rolls Royce Plc A variable pitch propeller rotor
GB2491811B (en) * 2011-06-14 2013-10-09 Rolls Royce Plc Mounting system
US9145776B2 (en) * 2011-06-14 2015-09-29 Rolls-Royce Plc Retention device for a rotating blade
US8740565B2 (en) * 2011-08-12 2014-06-03 Hamilton Sundstrand Corporation Modular counter rotating propeller system
GB201211133D0 (en) * 2012-06-22 2012-08-08 Rolls Royce Plc A catcher ring arrangement
FR2992677B1 (fr) * 2012-07-02 2016-03-18 Snecma Moyeu pour logement radial d'anneau d'helice de turbomachine a pales a calage variable et assemblage comportant un tel moyeu
US8740493B2 (en) * 2012-09-28 2014-06-03 Hamilton Sundstrand Corporation Torque tube with assembly assurance feature
FR3005684B1 (fr) * 2013-05-17 2015-06-05 Snecma Pivot de pale d'helice
FR3014972B1 (fr) * 2013-12-12 2016-04-22 Airbus Operations Sas Assemblage comprenant un axe d'articulation supporte par une chape et immobilise en translation par un dispositif de blocage integrant un double systeme d'anti-rotation
FR3021030B1 (fr) * 2014-05-14 2018-01-05 Ratier Figeac Pale a ancrage securise en translation radiale, helice, turbomachine et aeronef
US9545942B2 (en) * 2014-07-16 2017-01-17 Steering Solutions Ip Holding Corporation Assembly detection means
FR3032941B1 (fr) * 2015-02-24 2017-03-10 Snecma Soufflante non carenee de turbomachine d'aeronef

Also Published As

Publication number Publication date
GB2551631A (en) 2017-12-27
US10640198B2 (en) 2020-05-05
US20170313404A1 (en) 2017-11-02
FR3050719A1 (fr) 2017-11-03
GB201706728D0 (en) 2017-06-14
GB2551631B (en) 2021-03-03

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