FR2121524A1 - - Google Patents

Info

Publication number
FR2121524A1
FR2121524A1 FR7147521A FR7147521A FR2121524A1 FR 2121524 A1 FR2121524 A1 FR 2121524A1 FR 7147521 A FR7147521 A FR 7147521A FR 7147521 A FR7147521 A FR 7147521A FR 2121524 A1 FR2121524 A1 FR 2121524A1
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.)
Granted
Application number
FR7147521A
Other versions
FR2121524B1 (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.)
UK Government
Original Assignee
UK Government
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 UK Government filed Critical UK Government
Publication of FR2121524A1 publication Critical patent/FR2121524A1/fr
Application granted granted Critical
Publication of FR2121524B1 publication Critical patent/FR2121524B1/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/026—Multi-stage pumps with a plurality of shafts rotating at different speeds
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/022—Blade-carrying members, e.g. rotors with concentric rows of axial blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • 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
    • F02K3/06—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 front fan
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/028—Units comprising pumps and their driving means the driving means being a planetary gear
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19023—Plural power paths to and/or from gearing
    • Y10T74/19074—Single drive plural driven
    • Y10T74/19121—Concentric

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7147521A 1971-01-08 1971-12-30 Expired FR2121524B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB97571 1971-01-08

Publications (2)

Publication Number Publication Date
FR2121524A1 true FR2121524A1 (fr) 1972-08-25
FR2121524B1 FR2121524B1 (fr) 1975-07-18

Family

ID=9713823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7147521A Expired FR2121524B1 (fr) 1971-01-08 1971-12-30

Country Status (6)

Country Link
US (1) US3729957A (fr)
JP (1) JPS5233323B1 (fr)
DE (1) DE2200497C3 (fr)
FR (1) FR2121524B1 (fr)
GB (1) GB1309721A (fr)
IT (1) IT944367B (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2573816A1 (fr) * 1984-11-29 1986-05-30 Snecma Turboreacteur multiflux multicorps a mecanisme de transmission perfectionne
FR2574125A1 (fr) * 1984-12-03 1986-06-06 Gen Electric Turbine de travail contrarotative
EP1918527A2 (fr) * 2006-10-31 2008-05-07 General Electric Company Ensemble moteur à turbine à gaz et et son procédé d'assemblage
FR2942273A1 (fr) * 2009-02-18 2010-08-20 Snecma Moteur double flux a roues de turbine contrarotatives
EP1916390A3 (fr) * 2006-10-27 2012-03-28 General Electric Company Turbine à gaz et son procédé d'assemblage
EP3084172A4 (fr) * 2013-12-19 2016-12-21 United Technologies Corp Moteur à turbine à gaz à rapport de pression global extrêmement élevé

Families Citing this family (161)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3861139A (en) * 1973-02-12 1975-01-21 Gen Electric Turbofan engine having counterrotating compressor and turbine elements and unique fan disposition
GB1484898A (en) * 1974-09-11 1977-09-08 Rolls Royce Ducted fan gas turbine engine
US4254619A (en) * 1978-05-01 1981-03-10 General Electric Company Partial span inlet guide vane for cross-connected engines
US4286430A (en) * 1979-09-17 1981-09-01 Teledyne Industries, Inc. Gas turbine engine
US4563129A (en) * 1983-12-08 1986-01-07 United Technologies Corporation Integrated reduction gear and counterrotation propeller
US4767270A (en) * 1986-04-16 1988-08-30 The Boeing Company Hoop fan jet engine
GB2195712B (en) * 1986-10-08 1990-08-29 Rolls Royce Plc A turbofan gas turbine engine
GB2209575A (en) * 1987-09-05 1989-05-17 Rolls Royce Plc A gearbox arrangement for driving contra-rotating multi-bladed rotors
US5010729A (en) * 1989-01-03 1991-04-30 General Electric Company Geared counterrotating turbine/fan propulsion system
US4969325A (en) * 1989-01-03 1990-11-13 General Electric Company Turbofan engine having a counterrotating partially geared fan drive turbine
US4916894A (en) * 1989-01-03 1990-04-17 General Electric Company High bypass turbofan engine having a partially geared fan drive turbine
US5261227A (en) * 1992-11-24 1993-11-16 General Electric Company Variable specific thrust turbofan engine
US5388964A (en) * 1993-09-14 1995-02-14 General Electric Company Hybrid rotor blade
US5649419A (en) * 1995-01-27 1997-07-22 The Boeing Company Rotating acoustically lined inlet splitter for a turbo-fan engine
US6209311B1 (en) * 1998-04-13 2001-04-03 Nikkiso Company, Ltd. Turbofan engine including fans with reduced speed
EP1199445A1 (fr) * 2000-10-17 2002-04-24 Siemens Aktiengesellschaft Appareil et méthode pour préchauffer le carburant dans des centrales combinées avec turbines à gaz et à vapeur
GB2382382B (en) 2001-11-23 2005-08-10 Rolls Royce Plc A fan for a turbofan gas turbine engine
US7055306B2 (en) * 2003-04-30 2006-06-06 Hamilton Sundstrand Corporation Combined stage single shaft turbofan engine
US6895741B2 (en) * 2003-06-23 2005-05-24 Pratt & Whitney Canada Corp. Differential geared turbine engine with torque modulation capability
FR2864997B1 (fr) * 2004-01-08 2006-04-28 Snecma Moteurs Turbomachine a turbine semi-liee entrainant un recepteur pilote de maniere a conserver une vitesse de rotation sensiblement constante
GB0406174D0 (en) * 2004-03-19 2004-04-21 Rolls Royce Plc Turbine engine arrangement
US7144221B2 (en) * 2004-07-30 2006-12-05 General Electric Company Method and apparatus for assembling gas turbine engines
DE102004042739A1 (de) * 2004-09-03 2006-03-09 Mtu Aero Engines Gmbh Fan für ein Flugtriebwerk sowie Flugtriebwerk
US7334981B2 (en) * 2004-10-29 2008-02-26 General Electric Company Counter-rotating gas turbine engine and method of assembling same
WO2006059970A2 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Moteur a turbine equipe d'un ventilateur et d'un compresseur entraines par un engrenage differentiel
EP1819907A2 (fr) * 2004-12-01 2007-08-22 United Technologies Corporation Pale de ventilateur comprenant une section de diffuseur integrale et une section de pale de turbine a aube destine a une moteur a turbine a aube
US8096753B2 (en) * 2004-12-01 2012-01-17 United Technologies Corporation Tip turbine engine and operating method with reverse core airflow
EP1828591B1 (fr) * 2004-12-01 2010-07-21 United Technologies Corporation Foyer peripherique pour moteur a turbine de bout
EP1828546B1 (fr) * 2004-12-01 2009-10-21 United Technologies Corporation Elements annulaires empiles pour moteurs a turbine
US8061968B2 (en) * 2004-12-01 2011-11-22 United Technologies Corporation Counter-rotating compressor case and assembly method for tip turbine engine
US7883315B2 (en) * 2004-12-01 2011-02-08 United Technologies Corporation Seal assembly for a fan rotor of a tip turbine engine
EP1834076B1 (fr) * 2004-12-01 2011-04-06 United Technologies Corporation Groupe d'aubes de turbine d'un rotor de soufflante et procédé de montage d'un tel groupe
EP1831520B1 (fr) * 2004-12-01 2009-02-25 United Technologies Corporation Moteur à turbine d'extremité et procédé d'opération associé
US9003759B2 (en) 2004-12-01 2015-04-14 United Technologies Corporation Particle separator for tip turbine engine
WO2006059980A2 (fr) 2004-12-01 2006-06-08 United Technologies Corporation Aspiration par diffuseur pour moteur a turbine d'extremite
WO2006060004A1 (fr) 2004-12-01 2006-06-08 United Technologies Corporation Dispositif de combustion pour moteur de turbine
EP1825112B1 (fr) * 2004-12-01 2013-10-23 United Technologies Corporation Moteur a turbine de bout en porte-a-faux
DE602004019710D1 (de) * 2004-12-01 2009-04-09 United Technologies Corp Fernbetätigung für eine verstellbare stufe eines verdichters für einen turbinenmotor
US8365511B2 (en) * 2004-12-01 2013-02-05 United Technologies Corporation Tip turbine engine integral case, vane, mount and mixer
US7959532B2 (en) * 2004-12-01 2011-06-14 United Technologies Corporation Hydraulic seal for a gearbox of a tip turbine engine
US7854112B2 (en) * 2004-12-01 2010-12-21 United Technologies Corporation Vectoring transition duct for turbine engine
DE602004028528D1 (de) * 2004-12-01 2010-09-16 United Technologies Corp Tip-Turbinentriebwerk mit mehreren Gebläse- und Turbinenstufen
WO2006060012A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Moteur de turbine a pression d’entree comprenant des groupes de pales de turbine et procede de montage
US8083030B2 (en) * 2004-12-01 2011-12-27 United Technologies Corporation Gearbox lubrication supply system for a tip engine
US7882694B2 (en) 2004-12-01 2011-02-08 United Technologies Corporation Variable fan inlet guide vane assembly for gas turbine engine
US7882695B2 (en) 2004-12-01 2011-02-08 United Technologies Corporation Turbine blow down starter for turbine engine
US7937927B2 (en) 2004-12-01 2011-05-10 United Technologies Corporation Counter-rotating gearbox for tip turbine engine
WO2006060010A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Pale de guidage d’entree de compresseur pour moteur de turbine a pression d’entree et procede de commande correspondant
US7976272B2 (en) 2004-12-01 2011-07-12 United Technologies Corporation Inflatable bleed valve for a turbine engine
WO2006060014A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Systeme de generateur-demarreur pour moteur de turbine a pression d’entree
US7845157B2 (en) 2004-12-01 2010-12-07 United Technologies Corporation Axial compressor for tip turbine engine
EP1825128B1 (fr) * 2004-12-01 2011-03-02 United Technologies Corporation Refroidissement régénératif des aubes et pales de turbine pour moteur à turbine d'extrémité
WO2006059971A2 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Logement de moteur a turbine integrant un ventilateur, un combustor, et une turbine
WO2006060001A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Rotor de ventilateur pour moteur a turbine de bout
US8152469B2 (en) * 2004-12-01 2012-04-10 United Technologies Corporation Annular turbine ring rotor
WO2006059992A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Inducteur de pale de ventilateur de moteur de turbine a pression d’entree
EP1828574B1 (fr) * 2004-12-01 2010-11-03 United Technologies Corporation Ensemble de boite de vitesses a couplage proximal pour moteur de turbine a pression d'entree
WO2006060011A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Moteur a turbine de pointe comprenant un compartiment non rotatif
WO2006059989A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Structure de support de moteur a turbine de bout
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EP1825116A2 (fr) * 2004-12-01 2007-08-29 United Technologies Corporation Refroidissement par ejecteur de l'enveloppe exterieure d'un moteur a turbine de bout
US7631485B2 (en) * 2004-12-01 2009-12-15 United Technologies Corporation Tip turbine engine with a heat exchanger
US8641367B2 (en) 2004-12-01 2014-02-04 United Technologies Corporation Plurality of individually controlled inlet guide vanes in a turbofan engine and corresponding controlling method
WO2006060005A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Ensemble de rotor de turbine-ventilateur avec section d’induction integrale pour moteur de turbine a pression d’entree
WO2006059994A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Ensemble de joint pour rotor de turbine-ventilateur de moteur de turbine a pression d’entree
US8807936B2 (en) * 2004-12-01 2014-08-19 United Technologies Corporation Balanced turbine rotor fan blade for a tip turbine engine
WO2006059988A1 (fr) * 2004-12-01 2006-06-08 United Technologies Corporation Moteur a turbine de bout modulaire
WO2006062497A1 (fr) * 2004-12-04 2006-06-15 United Technologies Corporation Bâti moteur à turbine en bout de pale
US7475545B2 (en) 2005-04-29 2009-01-13 General Electric Company Fladed supersonic missile turbojet
US7448199B2 (en) 2005-04-29 2008-11-11 General Electric Company Self powdered missile turbojet
US7509797B2 (en) * 2005-04-29 2009-03-31 General Electric Company Thrust vectoring missile turbojet
US7424805B2 (en) * 2005-04-29 2008-09-16 General Electric Company Supersonic missile turbojet engine
FR2889863B1 (fr) * 2005-08-22 2007-11-02 Snecma Compresseur comportant une pluralite de caissons reconstituant un volume annulaire de separation de flux dans une turbomachine.
US7526913B2 (en) * 2005-10-19 2009-05-05 General Electric Company Gas turbine engine assembly and methods of assembling same
US7493753B2 (en) * 2005-10-19 2009-02-24 General Electric Company Gas turbine engine assembly and methods of assembling same
US7603844B2 (en) * 2005-10-19 2009-10-20 General Electric Company Gas turbine engine assembly and methods of assembling same
US7726113B2 (en) * 2005-10-19 2010-06-01 General Electric Company Gas turbine engine assembly and methods of assembling same
US7513103B2 (en) * 2005-10-19 2009-04-07 General Electric Company Gas turbine engine assembly and methods of assembling same
US7490461B2 (en) * 2005-10-19 2009-02-17 General Electric Company Gas turbine engine assembly and methods of assembling same
US7685808B2 (en) * 2005-10-19 2010-03-30 General Electric Company Gas turbine engine assembly and methods of assembling same
US7614210B2 (en) * 2006-02-13 2009-11-10 General Electric Company Double bypass turbofan
US7631484B2 (en) * 2006-03-13 2009-12-15 Rollin George Giffin High pressure ratio aft fan
DE102006021436A1 (de) * 2006-05-09 2007-11-15 Mtu Aero Engines Gmbh Gasturbinentriebwerk
US7694505B2 (en) * 2006-07-31 2010-04-13 General Electric Company Gas turbine engine assembly and method of assembling same
US7661260B2 (en) * 2006-09-27 2010-02-16 General Electric Company Gas turbine engine assembly and method of assembling same
WO2008063153A2 (fr) * 2006-10-12 2008-05-29 United Technologies Corporation Régulation de la vitesse maximale d'une turbine basse pression dans un turboréacteur de
WO2008063152A2 (fr) * 2006-10-12 2008-05-29 United Technologies Corporation Intégration efficace de moteur à double flux ayant une buse de ventilateur à section variable
US7966806B2 (en) * 2006-10-31 2011-06-28 General Electric Company Turbofan engine assembly and method of assembling same
US7921634B2 (en) * 2006-10-31 2011-04-12 General Electric Company Turbofan engine assembly and method of assembling same
US7926259B2 (en) * 2006-10-31 2011-04-19 General Electric Company Turbofan engine assembly and method of assembling same
US7882693B2 (en) * 2006-11-29 2011-02-08 General Electric Company Turbofan engine assembly and method of assembling same
US7765789B2 (en) * 2006-12-15 2010-08-03 General Electric Company Apparatus and method for assembling gas turbine engines
US7716914B2 (en) * 2006-12-21 2010-05-18 General Electric Company Turbofan engine assembly and method of assembling same
US8967945B2 (en) 2007-05-22 2015-03-03 United Technologies Corporation Individual inlet guide vane control for tip turbine engine
US8161728B2 (en) * 2007-06-28 2012-04-24 United Technologies Corp. Gas turbines with multiple gas flow paths
US9359960B2 (en) * 2007-06-28 2016-06-07 United Technologies Corporation Gas turbines with multiple gas flow paths
US8104265B2 (en) * 2007-06-28 2012-01-31 United Technologies Corporation Gas turbines with multiple gas flow paths
US9701415B2 (en) 2007-08-23 2017-07-11 United Technologies Corporation Gas turbine engine with axial movable fan variable area nozzle
US9494084B2 (en) * 2007-08-23 2016-11-15 United Technologies Corporation Gas turbine engine with fan variable area nozzle for low fan pressure ratio
US8205432B2 (en) * 2007-10-03 2012-06-26 United Technologies Corporation Epicyclic gear train for turbo fan engine
US10151248B2 (en) * 2007-10-03 2018-12-11 United Technologies Corporation Dual fan gas turbine engine and gear train
US8590286B2 (en) * 2007-12-05 2013-11-26 United Technologies Corp. Gas turbine engine systems involving tip fans
US8402742B2 (en) 2007-12-05 2013-03-26 United Technologies Corporation Gas turbine engine systems involving tip fans
US8015798B2 (en) * 2007-12-13 2011-09-13 United Technologies Corporation Geared counter-rotating gas turbofan engine
DE102008013542A1 (de) * 2008-03-11 2009-09-17 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit mehrstromiger Rotoranordnung
US8181442B2 (en) * 2008-05-05 2012-05-22 Pratt & Whitney Canada Corp. Gas turbine aircraft engine with power variability
US8128021B2 (en) 2008-06-02 2012-03-06 United Technologies Corporation Engine mount system for a turbofan gas turbine engine
US20140174056A1 (en) 2008-06-02 2014-06-26 United Technologies Corporation Gas turbine engine with low stage count low pressure turbine
US20100192595A1 (en) 2009-01-30 2010-08-05 Robert Joseph Orlando Gas turbine engine assembly and methods of assembling same
JP5287873B2 (ja) * 2009-02-06 2013-09-11 トヨタ自動車株式会社 ターボファンエンジン
US8689538B2 (en) * 2009-09-09 2014-04-08 The Boeing Company Ultra-efficient propulsor with an augmentor fan circumscribing a turbofan
US8911203B2 (en) 2009-11-20 2014-12-16 United Technologies Corporation Fan rotor support
US9631558B2 (en) 2012-01-03 2017-04-25 United Technologies Corporation Geared architecture for high speed and small volume fan drive turbine
US9239012B2 (en) 2011-06-08 2016-01-19 United Technologies Corporation Flexible support structure for a geared architecture gas turbine engine
US9021778B2 (en) 2011-06-28 2015-05-05 United Technologies Corporation Differential gear system with carrier drive
US20130186058A1 (en) 2012-01-24 2013-07-25 William G. Sheridan Geared turbomachine fan and compressor rotation
US10240526B2 (en) 2012-01-31 2019-03-26 United Technologies Corporation Gas turbine engine with high speed low pressure turbine section
US20140196472A1 (en) * 2012-01-31 2014-07-17 United Technologies Corporation Geared turbofan gas turbine engine architecture
US20150345426A1 (en) 2012-01-31 2015-12-03 United Technologies Corporation Geared turbofan gas turbine engine architecture
US8935913B2 (en) 2012-01-31 2015-01-20 United Technologies Corporation Geared turbofan gas turbine engine architecture
US8887487B2 (en) * 2012-01-31 2014-11-18 United Technologies Corporation Geared turbofan gas turbine engine architecture
US20150089959A1 (en) * 2012-01-31 2015-04-02 United Technologies Corporation Gas turbine engine shaft bearing configuration
US9845726B2 (en) 2012-01-31 2017-12-19 United Technologies Corporation Gas turbine engine with high speed low pressure turbine section
US20130192201A1 (en) * 2012-01-31 2013-08-01 United Technologies Corporation Geared turbofan gas turbine engine architecture
US8863491B2 (en) 2012-01-31 2014-10-21 United Technologies Corporation Gas turbine engine shaft bearing configuration
US20130192266A1 (en) * 2012-01-31 2013-08-01 United Technologies Corporation Geared turbofan gas turbine engine architecture
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US20130192263A1 (en) * 2012-01-31 2013-08-01 Gabriel L. Suciu Gas turbine engine with high speed low pressure turbine section
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US20130192251A1 (en) 2012-01-31 2013-08-01 Peter M. Munsell Buffer system that communicates buffer supply air to one or more portions of a gas turbine engine
US10724431B2 (en) * 2012-01-31 2020-07-28 Raytheon Technologies Corporation Buffer system that communicates buffer supply air to one or more portions of a gas turbine engine
US9222417B2 (en) 2012-01-31 2015-12-29 United Technologies Corporation Geared turbofan gas turbine engine architecture
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US20130219859A1 (en) * 2012-02-29 2013-08-29 Gabriel L. Suciu Counter rotating low pressure compressor and turbine each having a gear system
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US9074485B2 (en) * 2012-04-25 2015-07-07 United Technologies Corporation Geared turbofan with three turbines all counter-rotating
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US20150308351A1 (en) 2012-05-31 2015-10-29 United Technologies Corporation Fundamental gear system architecture
US20130318998A1 (en) * 2012-05-31 2013-12-05 Frederick M. Schwarz Geared turbofan with three turbines with high speed fan drive turbine
US8756908B2 (en) 2012-05-31 2014-06-24 United Technologies Corporation Fundamental gear system architecture
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EP3961016A1 (fr) * 2013-02-13 2022-03-02 Raytheon Technologies Corporation Architecture à engrenage de moteur à turbine à gaz
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US10724479B2 (en) 2013-03-15 2020-07-28 United Technologies Corporation Thrust efficient turbofan engine
WO2014197155A1 (fr) * 2013-06-03 2014-12-11 United Technologies Corporation Palier de réacteur à double flux et agencement de boîte à engrenages
US20150176530A1 (en) * 2013-12-19 2015-06-25 United Technologies Corporation Ultra high overall pessure ratio gas turbine engine
US9347373B2 (en) 2013-12-19 2016-05-24 Pratt & Whitney Canada Corp. Gas turbine engine with transmission
FR3030444B1 (fr) * 2014-12-22 2017-01-27 Airbus Operations Sas Helice pour turbomachine d'aeronef, comprenant une structure de retention de pales traversee par la partie aerodynamique de chaque pale
US10711631B2 (en) * 2014-12-24 2020-07-14 Raytheon Technologies Corporation Turbine engine with guide vanes forward of its fan blades
US11225913B2 (en) 2015-02-19 2022-01-18 Raytheon Technologies Corporation Method of providing turbine engines with different thrust ratings
US20160245184A1 (en) * 2015-02-19 2016-08-25 United Technologies Corporation Geared turbine engine
US10669946B2 (en) 2015-06-05 2020-06-02 Raytheon Technologies Corporation Geared architecture for a gas turbine engine
US11473441B2 (en) 2016-09-28 2022-10-18 General Electric Company Embedded electric machine
US10837304B2 (en) 2016-12-13 2020-11-17 General Electric Company Hybrid-electric drive system
GB201814256D0 (en) * 2018-09-03 2018-10-17 Rolls Royce Plc Aircraft propulsion system
GB201814869D0 (en) 2018-09-03 2018-10-31 Rolls Royce Plc Aircraft Propulsion System
GB201814255D0 (en) 2018-09-03 2018-10-17 Rolls Royce Plc Aircraft propulsion system
US11149552B2 (en) * 2019-12-13 2021-10-19 General Electric Company Shroud for splitter and rotor airfoils of a fan for a gas turbine engine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1296433A (fr) * 1960-08-25 1962-06-15 Rolls Royce Turbo-moteur à gaz à compresseur ou soufflante avant à arbre décalé

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB878934A (en) * 1959-08-13 1961-10-04 Rolls Royce Improvements in gas turbine jet propulsion engines
US3620021A (en) * 1970-04-14 1971-11-16 Rolls Royce Gas turbine engines
US3673802A (en) * 1970-06-18 1972-07-04 Gen Electric Fan engine with counter rotating geared core booster
US3646834A (en) * 1970-10-28 1972-03-07 Curtiss Wright Corp Counterrotating output transmission

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1296433A (fr) * 1960-08-25 1962-06-15 Rolls Royce Turbo-moteur à gaz à compresseur ou soufflante avant à arbre décalé

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2573816A1 (fr) * 1984-11-29 1986-05-30 Snecma Turboreacteur multiflux multicorps a mecanisme de transmission perfectionne
FR2574125A1 (fr) * 1984-12-03 1986-06-06 Gen Electric Turbine de travail contrarotative
EP1916390A3 (fr) * 2006-10-27 2012-03-28 General Electric Company Turbine à gaz et son procédé d'assemblage
EP1918527A2 (fr) * 2006-10-31 2008-05-07 General Electric Company Ensemble moteur à turbine à gaz et et son procédé d'assemblage
EP1918527A3 (fr) * 2006-10-31 2012-03-28 General Electric Company Ensemble moteur à turbine à gaz et et son procédé d'assemblage
FR2942273A1 (fr) * 2009-02-18 2010-08-20 Snecma Moteur double flux a roues de turbine contrarotatives
US8667777B2 (en) 2009-02-18 2014-03-11 Snecma Bypass engine with contrarotating turbine wheels including a reversing module
EP3084172A4 (fr) * 2013-12-19 2016-12-21 United Technologies Corp Moteur à turbine à gaz à rapport de pression global extrêmement élevé

Also Published As

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JPS5233323B1 (fr) 1977-08-27
FR2121524B1 (fr) 1975-07-18
IT944367B (it) 1973-04-20
GB1309721A (en) 1973-03-14
US3729957A (en) 1973-05-01
DE2200497C3 (de) 1978-06-29
DE2200497A1 (de) 1972-09-07
DE2200497B2 (de) 1977-11-10

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