FR2943314B1 - Helice non carenee a pales a calage variable de turbomachine - Google Patents

Helice non carenee a pales a calage variable de turbomachine

Info

Publication number
FR2943314B1
FR2943314B1 FR0904126A FR0904126A FR2943314B1 FR 2943314 B1 FR2943314 B1 FR 2943314B1 FR 0904126 A FR0904126 A FR 0904126A FR 0904126 A FR0904126 A FR 0904126A FR 2943314 B1 FR2943314 B1 FR 2943314B1
Authority
FR
France
Prior art keywords
careed
propeller
variable
turbomachine shaft
turbomachine
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
FR0904126A
Other languages
English (en)
Other versions
FR2943314A1 (fr
Inventor
Eric Jacques Boston
Michel Andre Bouru
Adrien Jacques Philippe Fabre
Laurent Jablonski
Philippe Gerard Edmond Joly
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA 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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR0904126A priority Critical patent/FR2943314B1/fr
Priority to US12/727,590 priority patent/US8382442B2/en
Publication of FR2943314A1 publication Critical patent/FR2943314A1/fr
Application granted granted Critical
Publication of FR2943314B1 publication Critical patent/FR2943314B1/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
    • B64C11/46—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
    • 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
    • B64D27/026—
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322—Blade mountings
    • F04D29/323—Blade mountings adjustable
    • 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
FR0904126A 2009-03-23 2009-08-31 Helice non carenee a pales a calage variable de turbomachine Active FR2943314B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0904126A FR2943314B1 (fr) 2009-03-23 2009-08-31 Helice non carenee a pales a calage variable de turbomachine
US12/727,590 US8382442B2 (en) 2009-03-23 2010-03-19 Controllable pitch blade non-ducted propeller for jet engine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0901343A FR2943312B1 (fr) 2009-03-23 2009-03-23 Helice non carenee a pales a calage variable pour une turbomachine
FR0904126A FR2943314B1 (fr) 2009-03-23 2009-08-31 Helice non carenee a pales a calage variable de turbomachine

Publications (2)

Publication Number Publication Date
FR2943314A1 FR2943314A1 (fr) 2010-09-24
FR2943314B1 true FR2943314B1 (fr) 2011-05-27

Family

ID=41343184

Family Applications (2)

Application Number Title Priority Date Filing Date
FR0901343A Active FR2943312B1 (fr) 2009-03-23 2009-03-23 Helice non carenee a pales a calage variable pour une turbomachine
FR0904126A Active FR2943314B1 (fr) 2009-03-23 2009-08-31 Helice non carenee a pales a calage variable de turbomachine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR0901343A Active FR2943312B1 (fr) 2009-03-23 2009-03-23 Helice non carenee a pales a calage variable pour une turbomachine

Country Status (2)

Country Link
US (1) US8382442B2 (fr)
FR (2) FR2943312B1 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2943313B1 (fr) 2009-03-23 2011-05-27 Snecma Helice non carenee a pales a calage variable pour une turbomachine
FR2947590B1 (fr) * 2009-07-02 2011-07-15 Snecma Moyeu d'helice
FR2948973B1 (fr) 2009-08-05 2011-10-14 Snecma Moyeu d'helice a pales a calage variable
FR2951435B1 (fr) * 2009-10-15 2012-02-03 Snecma Dispositif adapte pour etre pourvu de pales d'helice
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
GB201118386D0 (en) * 2011-10-25 2011-12-07 Rolls Royce Plc A support ring for a rotary assembly
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
FR2993919B1 (fr) * 2012-07-25 2014-07-11 Snecma Helice non carenee a pales a calage variable pour une turbomachine
DE102013214240A1 (de) * 2013-07-22 2015-01-22 Schaeffler Technologies Gmbh & Co. Kg Propellerblattlagerung
FR3017163B1 (fr) * 2014-02-04 2016-02-12 Snecma Dispositif pour une helice non carenee a pales a calage variable d'une turbomachine
FR3017667B1 (fr) * 2014-02-14 2019-05-03 Safran Aircraft Engines Dispositif pour une helice non carenee a pales a calage variable d'une turbomachine
US9394944B2 (en) * 2014-07-08 2016-07-19 Caterpillar Global Mining Llc Thrust rail and swing gear assembly for a mining vehicle
US10077674B2 (en) 2015-06-23 2018-09-18 General Electric Company Trunnion retention for a turbine engine
FR3049001B1 (fr) * 2016-03-21 2019-07-12 Safran Aircraft Engines Turbomachine aeronautique a helice non carenee munie de pales ayant un element rapporte en materiau composite colle sur leur bord d'attaque
FR3050719B1 (fr) * 2016-04-28 2018-04-13 Airbus Operations Helice pour turbomachine d'aeronef comprenant des moyens de secours de calage en incidence de pale
FR3107724B1 (fr) 2020-02-27 2022-06-24 Safran Aircraft Engines Rotor de soufflante à aubes à calage variable et turbomachine équipée d’un tel rotor
US20230339600A1 (en) * 2020-07-24 2023-10-26 Safran Aircraft Engines System for controlling the pitch of a propeller vane for an aircraft turbine engine
WO2022018355A1 (fr) * 2020-07-24 2022-01-27 Safran Aircraft Engines Turbomachine d'aeronef comportant des aubes d'helice a calage variable
CN115885110A (zh) * 2020-07-24 2023-03-31 赛峰飞机发动机公司 包括轮叶和轮叶桨距设置系统的组件
FR3120663B1 (fr) * 2021-03-09 2024-04-05 Safran Aircraft Engines Ensemble comportant une aube et un systeme de calage angulaire de l'aube
FR3126729A1 (fr) 2021-09-08 2023-03-10 Safran Aircraft Engines Aube comprenant une structure en matériau composite et procédé de fabrication associé

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12665A (en) * 1855-04-10 Improvement sssi steam-boilers
US356824A (en) * 1887-02-01 Fbakk h
US393472A (en) * 1888-11-27 Combined foot-rest and kn eeli ng-stool
US390883A (en) * 1888-10-09 Pole-tip
GB149755A (en) * 1919-05-16 1920-08-16 Austin Motor Co Ltd Improvements in, and relating to, screw propellers
US1783225A (en) * 1927-12-31 1930-12-02 Pittsburgh Screw & Bolt Compan Propeller
CH194633A (de) * 1937-03-25 1937-12-15 Escher Wyss Maschf Ag Mehrflügliger Verstellpropeller, insbesondere für Flugzeuge.
US3597111A (en) * 1969-07-18 1971-08-03 Preco Inc Blade mount and stall control for vane axial compressors
DE2924198A1 (de) * 1979-06-15 1980-12-18 Kautex Werke Gmbh Verfahren zum herstellen von mit einlegeteilen versehenen hohlkoerpern aus thermoplastischem material sowie nach diesem verfahren hergestellter hohlkoerper
DK149694C (da) * 1983-10-07 1987-04-06 Nordisk Ventilator Aksialblaeserhjul
FR2581157B1 (fr) * 1985-04-29 1987-05-29 Legris Sa Perfectionnement a la distribution de fluides en conduits multiples.
FR2605586B1 (fr) * 1986-10-22 1990-11-30 Snecma Anneau porte-pales pour aubage d'helice de grande dimension
JPH02246897A (ja) * 1988-12-29 1990-10-02 General Electric Co <Ge> 航空機推進装置及び方法
US5184851A (en) * 1991-09-25 1993-02-09 Fred Sparling Coupling with auxiliary latch and release mechanism
NL9201889A (nl) * 1992-10-29 1994-05-16 Klaas Langenberg Verstelbare schroef.
US5772373A (en) * 1994-11-02 1998-06-30 Warn Industries, Inc. Nut and locking device
DE19753927C2 (de) * 1997-12-05 2000-05-25 Peter Mueller Verstellpropeller, insbesondere für Sportboote
US6071076A (en) * 1997-12-16 2000-06-06 General Electric Company Actuation system for a gas turbine rotor blade

Also Published As

Publication number Publication date
FR2943312B1 (fr) 2011-05-27
US20100239421A1 (en) 2010-09-23
FR2943314A1 (fr) 2010-09-24
FR2943312A1 (fr) 2010-09-24
US8382442B2 (en) 2013-02-26

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