FR3001264B1 - Systeme pour changer le pas des pales d'une helice. - Google Patents
Systeme pour changer le pas des pales d'une helice.Info
- Publication number
- FR3001264B1 FR3001264B1 FR1350438A FR1350438A FR3001264B1 FR 3001264 B1 FR3001264 B1 FR 3001264B1 FR 1350438 A FR1350438 A FR 1350438A FR 1350438 A FR1350438 A FR 1350438A FR 3001264 B1 FR3001264 B1 FR 3001264B1
- Authority
- FR
- France
- Prior art keywords
- propeller
- blades
- pitch
- changing
- 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
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
- B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D7/00—Rotors with blades adjustable in operation; Control thereof
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/072—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with counter-rotating, e.g. fan rotors
-
- 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
-
- 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
- F04D29/34—Blade mountings
- F04D29/36—Blade mountings adjustable
- F04D29/362—Blade mountings adjustable during rotation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/50—Kinematic linkage, i.e. transmission of position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/60—Control system actuates means
- F05D2270/64—Hydraulic actuators
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1350438A FR3001264B1 (fr) | 2013-01-18 | 2013-01-18 | Systeme pour changer le pas des pales d'une helice. |
US14/154,411 US9884675B2 (en) | 2013-01-18 | 2014-01-14 | System for changing the pitch of the blades of a propeller |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1350438A FR3001264B1 (fr) | 2013-01-18 | 2013-01-18 | Systeme pour changer le pas des pales d'une helice. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3001264A1 FR3001264A1 (fr) | 2014-07-25 |
FR3001264B1 true FR3001264B1 (fr) | 2017-03-17 |
Family
ID=48044871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1350438A Active FR3001264B1 (fr) | 2013-01-18 | 2013-01-18 | Systeme pour changer le pas des pales d'une helice. |
Country Status (2)
Country | Link |
---|---|
US (1) | US9884675B2 (fr) |
FR (1) | FR3001264B1 (fr) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BRPI1008586A2 (pt) * | 2009-02-27 | 2016-03-15 | Snecma | parte de ventoinha de turborreator de fluxo duplo, e, turborreator |
FR3017164B1 (fr) * | 2014-02-03 | 2016-02-05 | Snecma | Turbomachine a doublet d'helices pour aeronef |
US9869190B2 (en) | 2014-05-30 | 2018-01-16 | General Electric Company | Variable-pitch rotor with remote counterweights |
US10072510B2 (en) | 2014-11-21 | 2018-09-11 | General Electric Company | Variable pitch fan for gas turbine engine and method of assembling the same |
DE102015206088A1 (de) * | 2015-04-02 | 2016-10-06 | Rolls-Royce Deutschland Ltd & Co Kg | Fluggasturbinentriebwerk mit Ringspaltverschlusselement |
EP3283747B1 (fr) | 2015-04-17 | 2020-09-09 | Safran Aircraft Engines | Turbomoteur a doublet d'helices contrarotatives dispose en amont du generateur de gaz |
FR3036141B1 (fr) * | 2015-05-12 | 2019-08-09 | Safran Aircraft Engines | Arbre de commande radial pour dispositif de commande de l'orientation des pales de soufflante d'une turbomachine a soufflante non carenee et procede de montage d'un tel arbre. |
US10836478B2 (en) * | 2015-08-24 | 2020-11-17 | Sikorsky Aircraft Corporation | Separation of collective and cyclic actuation |
PL226825B1 (pl) | 2015-09-07 | 2017-09-29 | Gen Electric | Układ isposób regulacji skoku smigła |
US10100653B2 (en) | 2015-10-08 | 2018-10-16 | General Electric Company | Variable pitch fan blade retention system |
FR3046433B1 (fr) * | 2016-01-05 | 2019-05-24 | Safran Aircraft Engines | Module de soufflante a aubes a calage variable pour une turbomachine |
FR3046440B1 (fr) * | 2016-01-05 | 2019-07-05 | Safran Aircraft Engines | Module de soufflante a aubes a calage variable pour une turbomachine |
FR3046432B1 (fr) * | 2016-01-05 | 2018-01-26 | Safran Aircraft Engines | Module de soufflante a aubes a calage variable pour une turbomachine |
FR3055000B1 (fr) | 2016-08-10 | 2022-04-01 | Safran Aircraft Engines | Module de changement de pas pour turbomachine et turbomachine correspondante |
FR3066559B1 (fr) * | 2017-05-18 | 2019-06-07 | Safran Aircraft Engines | Module de soufflante a pales a calage variable |
FR3066558B1 (fr) * | 2017-05-18 | 2019-07-19 | Safran Aircraft Engines | Module de soufflante a pales a calage variable |
US10801339B2 (en) | 2017-07-11 | 2020-10-13 | General Electric Company | Aircraft gas turbine engine variable fan blade mechanism |
FR3098788B1 (fr) * | 2019-07-15 | 2024-03-15 | Safran Aircraft Engines | Module de turbomachine pour une hélice à calage variable des pales et turbomachine le comportant |
US11505306B2 (en) * | 2021-04-05 | 2022-11-22 | General Electric Company | Variable pitch fan assembly with remote counterweights |
US11674435B2 (en) | 2021-06-29 | 2023-06-13 | General Electric Company | Levered counterweight feathering system |
US11795964B2 (en) | 2021-07-16 | 2023-10-24 | General Electric Company | Levered counterweight feathering system |
US11713687B1 (en) * | 2022-03-17 | 2023-08-01 | General Electric Company | Flapping hinge for a fan blade |
FR3139795A1 (fr) * | 2022-09-15 | 2024-03-22 | Safran Aircraft Engines | Module de soufflante a pales a calage variable |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB412434A (en) * | 1933-02-14 | 1934-06-28 | Jacques Aivaz | Improvements in and relating to aerial propellers with variable pitch |
GB756134A (en) * | 1954-07-28 | 1956-08-29 | Ratier Aviat Marine | An improved variable-pitch propeller for airplanes or other flying machines |
US4179241A (en) * | 1977-10-31 | 1979-12-18 | High Harbin | Full feathering, reversible pitch, constant RPM propeller |
US4523891A (en) * | 1983-06-15 | 1985-06-18 | United Technologies Corporation | Propeller pitch change actuation system |
US4591313A (en) * | 1983-12-30 | 1986-05-27 | The Boeing Company | Propeller pitch control system and apparatus |
US4657484A (en) * | 1984-09-04 | 1987-04-14 | General Electric Company | Blade pitch varying means |
US5242265A (en) * | 1990-07-23 | 1993-09-07 | General Electric Company | Aircraft pitch change mechanism |
US5154580A (en) * | 1990-07-23 | 1992-10-13 | General Electric Company | Propeller pitch change mechanism |
CN102066768A (zh) * | 2008-05-13 | 2011-05-18 | 旋转合成技术有限责任公司 | 风扇叶片保持和可变桨距*** |
FR2946010B1 (fr) * | 2009-05-29 | 2011-06-24 | Snecma | Dispositif a verin fixe pour la commande des pales de soufflante d'un turbopropulseur |
FR2957329B1 (fr) * | 2010-03-15 | 2012-08-03 | Snecma | Mecanisme de calage variable de pales pour systeme d'helices contrarotatives et systeme d'helices contrarotatives comportant au moins un tel mecanisme |
FR2973333B1 (fr) * | 2011-03-29 | 2014-08-01 | Snecma | Systeme pour changer le pas d'helices contrarotatives d'un turbomoteur |
FR2977862B1 (fr) | 2011-07-13 | 2013-08-23 | Snecma | Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur |
-
2013
- 2013-01-18 FR FR1350438A patent/FR3001264B1/fr active Active
-
2014
- 2014-01-14 US US14/154,411 patent/US9884675B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US9884675B2 (en) | 2018-02-06 |
US20140205457A1 (en) | 2014-07-24 |
FR3001264A1 (fr) | 2014-07-25 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 3 |
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PLFP | Fee payment |
Year of fee payment: 4 |
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RM | Correction of a material error |
Effective date: 20160404 |
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Year of fee payment: 5 |
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PLFP | Fee payment |
Year of fee payment: 6 |
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CD | Change of name or company name |
Owner name: SAFRAN AIRCRAFT ENGINES, FR Effective date: 20170717 |
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Year of fee payment: 7 |
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Year of fee payment: 8 |
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PLFP | Fee payment |
Year of fee payment: 9 |
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PLFP | Fee payment |
Year of fee payment: 12 |