FR2218471B3 - - Google Patents

Info

Publication number
FR2218471B3
FR2218471B3 FR7405212A FR7405212A FR2218471B3 FR 2218471 B3 FR2218471 B3 FR 2218471B3 FR 7405212 A FR7405212 A FR 7405212A FR 7405212 A FR7405212 A FR 7405212A FR 2218471 B3 FR2218471 B3 FR 2218471B3
Authority
FR
France
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
FR7405212A
Other versions
FR2218471A1 (fr
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.)
MTU Aero Engines GmbH
Original Assignee
MTU Motoren und Turbinen Union Muenchen GmbH
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 MTU Motoren und Turbinen Union Muenchen GmbH filed Critical MTU Motoren und Turbinen Union Muenchen GmbH
Publication of FR2218471A1 publication Critical patent/FR2218471A1/fr
Application granted granted Critical
Publication of FR2218471B3 publication Critical patent/FR2218471B3/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • 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
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources
FR7405212A 1973-02-16 1974-02-15 Expired FR2218471B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2307656A DE2307656C3 (de) 1973-02-16 1973-02-16 Vorrichtung zur Verstellung der Gebläselaufschaufeln eines Laufrades für Turbinenstrahltriebwerke

Publications (2)

Publication Number Publication Date
FR2218471A1 FR2218471A1 (fr) 1974-09-13
FR2218471B3 true FR2218471B3 (fr) 1976-11-26

Family

ID=5872104

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7405212A Expired FR2218471B3 (fr) 1973-02-16 1974-02-15

Country Status (4)

Country Link
US (1) US3869221A (fr)
DE (1) DE2307656C3 (fr)
FR (1) FR2218471B3 (fr)
GB (1) GB1453519A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501813B1 (fr) * 1981-03-13 1986-06-13 Amiot Expl Procedes Felix Perfectionnements aux dispositifs pour accoupler selectivement a un arbre a entrainer deux organes entraineurs distincts
US4534705A (en) * 1983-01-21 1985-08-13 Selestam Rune K Horizontal-shaft wind turbine with few blades
FR2542695B1 (fr) * 1983-03-18 1985-07-26 Aerospatiale Helice multipale a pas variable a pale s en materiaux composites demontables individuellement, procede de fabrication de telles pales et pales ainsi realisees
US4842484A (en) * 1983-08-29 1989-06-27 General Electric Company Blade gearing and pitch changing mechanisms for coaxial counterrotating propellers
GB2145777B (en) * 1983-08-29 1987-07-22 Gen Electric Aircraft propeller system
US4657484A (en) * 1984-09-04 1987-04-14 General Electric Company Blade pitch varying means
DE3514354A1 (de) * 1985-04-20 1986-10-23 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Gekuehlte gasturbine mit lastabhaengig regelbarer kuehlluftmenge
GB2199378B (en) * 1986-12-24 1991-02-13 Rolls Royce Plc Pitch change arrangement for a variable pitch fan
US4718823A (en) * 1987-02-24 1988-01-12 United Technologies Corporation Pitch changing mechanism for fan blades
US6071076A (en) * 1997-12-16 2000-06-06 General Electric Company Actuation system for a gas turbine rotor blade
FR2946011B1 (fr) * 2009-05-29 2013-01-11 Snecma Dispositif a verin mobile pour la commande de l'orientation des pales de soufflante d'un turbopropulseur
FR2946012B1 (fr) * 2009-05-29 2011-06-24 Snecma Dispositif pour la commande de l'orientation des pales de soufflante d'un turbopropulseur
FR2946010B1 (fr) * 2009-05-29 2011-06-24 Snecma Dispositif a verin fixe pour la commande des pales de soufflante d'un turbopropulseur
FR2956378B1 (fr) * 2010-02-15 2012-05-11 Snecma Turbopropulseur muni d'un dispositif d'orientation de pales
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
FR2980770B1 (fr) * 2011-10-03 2014-06-27 Snecma Turbomachine a helice(s) pour aeronef avec systeme pour changer le pas de l'helice.
DE102012000889A1 (de) * 2012-01-18 2013-07-18 Rolls-Royce Deutschland Ltd & Co Kg Fluggasturbine mit justierbarem Fan
FR2997138B1 (fr) * 2012-10-18 2014-11-14 Snecma Dispositif et procede de commande du calage des pales
US10221706B2 (en) * 2015-11-17 2019-03-05 General Electric Company Variable pitch fan actuator
FR3046407B1 (fr) * 2016-01-05 2022-03-25 Snecma Dispositif a verin fixe pour systeme de commande de l'orientation des pales de soufflante d'une turbomachine
US10801339B2 (en) * 2017-07-11 2020-10-13 General Electric Company Aircraft gas turbine engine variable fan blade mechanism
US20200017229A1 (en) * 2018-07-13 2020-01-16 Bell Helicopter Textron Inc. Fan clutch for convertible engine
FR3108142B1 (fr) * 2020-03-11 2022-08-19 Safran Aircraft Engines Aube comprenant une structure en matériau composite et procédé de fabrication associe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1942100A (en) * 1930-10-31 1934-01-02 Bendix Res Corp Propeller
US3476486A (en) * 1966-04-12 1969-11-04 Dowty Rotol Ltd Gas turbine engines
US3468473A (en) * 1966-05-25 1969-09-23 Dowty Rotol Ltd Gas turbine engines
GB1195964A (en) * 1966-12-05 1970-06-24 Rolls Royce Fan.
US3467198A (en) * 1966-12-05 1969-09-16 Rolls Royce Gear transmission
FR1555814A (fr) * 1967-12-12 1969-01-31
GB1294898A (fr) * 1969-12-13 1972-11-01

Also Published As

Publication number Publication date
DE2307656B2 (de) 1978-05-11
DE2307656A1 (de) 1974-08-29
FR2218471A1 (fr) 1974-09-13
GB1453519A (en) 1976-10-27
DE2307656C3 (de) 1979-01-04
US3869221A (en) 1975-03-04

Similar Documents

Publication Publication Date Title
AU476761B2 (fr)
AU474593B2 (fr)
FR2246743A1 (fr)
FR2218471B3 (fr)
FR2214050A1 (fr)
AU476714B2 (fr)
AU476696B2 (fr)
AU477823B2 (fr)
FR2218470A1 (fr)
AR195948A1 (fr)
AR195311A1 (fr)
AR193950A1 (fr)
AR196382A1 (fr)
AU476873B1 (fr)
AU477824B2 (fr)
AR196123Q (fr)
AR196212Q (fr)
BG20026A1 (fr)
AU479504A (fr)
CH560876A5 (fr)
CH560351A5 (fr)
CH1533473A4 (fr)
CH562546A5 (fr)
BG19456A1 (fr)
BG19344A1 (fr)

Legal Events

Date Code Title Description
ST Notification of lapse