IN163642B - - Google Patents

Info

Publication number
IN163642B
IN163642B IN223/DEL/84A IN223DE1984A IN163642B IN 163642 B IN163642 B IN 163642B IN 223DE1984 A IN223DE1984 A IN 223DE1984A IN 163642 B IN163642 B IN 163642B
Authority
IN
India
Application number
IN223/DEL/84A
Other languages
English (en)
Inventor
Rene Louis Mouille
Marc Declercq
Jean-Pierre Jalaguier
Bernard Jaugey
Original Assignee
Aerospatiale
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 Aerospatiale filed Critical Aerospatiale
Priority to IN434/DEL/88A priority Critical patent/IN168540B/en
Publication of IN163642B publication Critical patent/IN163642B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0025—Producing blades or the like, e.g. blades for turbines, propellers, or wings
    • 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
    • B64C11/16—Blades
    • B64C11/20—Constructional features
    • B64C11/26—Fabricated blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/82—Rotorcraft; Rotors peculiar thereto characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft
    • 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
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B64C2027/4733—Rotor blades substantially made from particular materials
    • B64C2027/4736—Rotor blades substantially made from particular materials from composite materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/82—Rotorcraft; Rotors peculiar thereto characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft
    • B64C2027/8254—Shrouded tail rotors, e.g. "Fenestron" fans
    • 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
    • F05D2200/00—Mathematical features
    • F05D2200/30—Mathematical features miscellaneous
    • F05D2200/31—Mathematical features miscellaneous odd
    • 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
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1028—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina by bending, drawing or stretch forming sheet to assume shape of configured lamina while in contact therewith
    • Y10T156/103—Encasing or enveloping the configured lamina
    • 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
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1043—Subsequent to assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Laminated Bodies (AREA)
  • Moulding By Coating Moulds (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Control Of Turbines (AREA)
IN223/DEL/84A 1983-03-18 1984-03-12 IN163642B (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IN434/DEL/88A IN168540B (ja) 1983-03-18 1988-05-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR838304448A FR2542695B1 (fr) 1983-03-18 1983-03-18 Helice multipale a pas variable a pale s en materiaux composites demontables individuellement, procede de fabrication de telles pales et pales ainsi realisees

Publications (1)

Publication Number Publication Date
IN163642B true IN163642B (ja) 1988-10-22

Family

ID=9286991

Family Applications (1)

Application Number Title Priority Date Filing Date
IN223/DEL/84A IN163642B (ja) 1983-03-18 1984-03-12

Country Status (8)

Country Link
US (3) US4626173A (ja)
EP (2) EP0121462B1 (ja)
JP (4) JPS59199397A (ja)
BR (1) BR8401221A (ja)
CA (2) CA1264313A (ja)
DE (1) DE3467138D1 (ja)
FR (1) FR2542695B1 (ja)
IN (1) IN163642B (ja)

Families Citing this family (118)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5346367A (en) * 1984-12-21 1994-09-13 United Technologies Corporation Advanced composite rotor blade
GB8522270D0 (en) * 1985-09-09 1985-10-16 Wajnikonis K J Velocity hydrofoils
DE3710321C1 (de) * 1987-03-28 1988-06-01 Mtu Muenchen Gmbh Geblaeseschaufel,insbesondere fuer Prop-Fan-Triebwerke
FR2616409B1 (fr) * 1987-06-09 1989-09-15 Aerospatiale Pale en materiaux composites et son procede de fabrication
FR2617119B1 (fr) * 1987-06-26 1989-12-01 Aerospatiale Pale en materiaux composites, a noyau structural et revetement d'habillage profile, et son procede de fabrication
FR2626841B1 (fr) * 1988-02-05 1995-07-28 Onera (Off Nat Aerospatiale) Profils pour pale d'helice aerienne carenee
US5074753A (en) * 1989-10-16 1991-12-24 Bell Helicopter Textron Inc. Rotor blade
US5042968A (en) * 1989-11-02 1991-08-27 United Technologies Corporation Propeller blade subassembly and method for making a propeller blade subassembly
US5145320A (en) * 1990-08-28 1992-09-08 The United States Of America As Represented By The Secretary Of The Navy Mass loaded composite rotor for vibro-acoustic application
US5252165A (en) * 1990-09-20 1993-10-12 United Technologies Corporation Method of making contoured fiber reinforced body
DE69228246T2 (de) * 1991-08-02 1999-08-19 The Boeing Co. Mantelgebläse und blattverstellsteuerung eines drehflügelflugzeugheckrotors
US5297934A (en) * 1991-08-02 1994-03-29 The Boeing Company Compensation for kinematic foreshortening effect in pitch control system for rotary wing aircraft
JP3021047B2 (ja) * 1991-08-02 2000-03-15 ザ、ボーイング、カンパニー トルク反作用および片揺れ姿勢制御を成す回転翼型航空機のダクト尾部回転翼
US5340280A (en) * 1991-09-30 1994-08-23 General Electric Company Dovetail attachment for composite blade and method for making
FR2682663B1 (fr) * 1991-10-16 1994-01-07 Aerospatiale Ste Nationale Indle Rotor multipale, notamment pour helice arriere anticouple d'helicoptere et procede pour sa realisation.
FR2684351B1 (fr) * 1991-12-02 1994-02-04 Aerospatiale Ste Nationale Indle Rotor multipale a pas variable, notamment pour systeme arriere anticouple d'aeronef a voilure tournante.
DE4203205C2 (de) * 1992-02-05 1995-12-07 Muehlbauer Luftfahrttechn Gmbh Propellerblattlagerung
JP2662838B2 (ja) * 1992-03-24 1997-10-15 川崎重工業株式会社 回転翼航空機の尾部回転翼
US5273401A (en) * 1992-07-01 1993-12-28 The United States Of America As Represented By The Secretary Of The Air Force Wrapped paired blade rotor
FR2699499B1 (fr) * 1992-12-23 1995-03-10 Eurocopter France Pale en composite thermoplastique, notamment pour rotor arrière caréné d'hélicoptère, et son procédé de fabrication avec étape d'injection.
FR2699498B1 (fr) * 1992-12-23 1995-03-10 Eurocopter France Pale en composite thermoplastique, notamment pour rotor arrière caréné d'hélicoptère, et son procédé de fabrication.
FR2699497B1 (fr) * 1992-12-23 1995-03-10 Eurocopter France Dispositif de liaison pale-moyeu à attache feuilletée, pale de rotor munie d'une telle attache, et rotor équipé de telles pales.
FR2706528B1 (fr) * 1993-06-10 1995-09-01 Snecma Plate-forme séparée inter-aube de disque ailette de rotor de turbomachine.
FR2719553B1 (fr) * 1994-05-04 1996-07-26 Eurocopter France Dispositif anti-couple à rotor arrière et stator redresseur carénés pour hélicoptère.
FR2719552B1 (fr) * 1994-05-04 1996-07-26 Eurocopter France Aube de redresseur pour dispositif anti-couple à rotor et stator redresseur carénés d'hélicoptère.
FR2719549B1 (fr) * 1994-05-04 1996-07-26 Eurocopter France Dispositif anti-couple à rotor caréné et modulation de phase des pales, pour hélicoptère.
FR2719550B1 (fr) * 1994-05-04 1996-07-26 Eurocopter France Dispositif anti-couple à rotor et stator redresseur carénés, et modulation de phase des pales du rotor, pour hélicoptère.
FR2719551B1 (fr) * 1994-05-04 1996-07-12 Eurocopter France Dispositif anti-couple à rotor et stator redresseur carénés, et à aubes redresseuses inclinées.
FR2719554B1 (fr) * 1994-05-04 1996-07-26 Eurocopter France Rotor anti-couple caréné à pales flottantes.
FR2721000B1 (fr) * 1994-06-10 1996-08-23 Eurocopter France Aube de redresseur en composite, redresseur la comportant, pour dispositif anti-couple à rotor et stator redresseur carénés, et leur procédé de fabrication.
FR2725420B1 (fr) 1994-10-11 1996-12-13 Eurocopter France Dispositif de commande de pas pour rotor sans articulation
FR2728540A1 (fr) 1994-12-22 1996-06-28 Eurocopter France Rotor sans articulation a anneaux intermediaires de commande de pas
US5939006A (en) * 1995-06-28 1999-08-17 General Electric Company Method for forming a composite airfoil structure
FR2740379B1 (fr) * 1995-10-30 1998-01-02 Eurocopter France Procede de fabrication d'une pale en materiau composite pour rotor d'helicoptere, et pale pouvant etre obtenue par un tel procede
FR2740378B1 (fr) * 1995-10-30 1998-01-02 Eurocopter France Procede de fabrication d'une pale a pas variable en materiau composite pour rotor d'helicoptere, et pale a pas variable pouvant etre obtenue par un tel procede
FR2740380B1 (fr) * 1995-10-30 1998-01-02 Eurocopter France Procede de fabrication d'une pale a pas variable en materiau composite pour rotor d'helicoptere
US5714179A (en) * 1995-10-30 1998-02-03 The Boeing Company Rigid tooling with compliant forming surface for forming parts from composite materials
US5868351A (en) * 1996-05-23 1999-02-09 Bell Helicopter Textron Inc. Rotor blade stowing system
FR2776264B1 (fr) * 1998-03-23 2000-06-02 Eurocopter France Pale a pas variable en materiau composite pour rotor d'helicoptere et procede de fabrication d'une telle pale
DK176335B1 (da) * 2001-11-13 2007-08-20 Siemens Wind Power As Fremgangsmåde til fremstilling af vindmöllevinger
GB2418459B (en) * 2004-09-22 2009-04-29 Rolls Royce Plc A method of manufacturing an aerofoil
FR2879496B1 (fr) * 2004-12-16 2008-12-12 Eurocopter France Procede et dispositif de fabrication d'une carene de rotor d'helicoptere, et carene obtenue
PL1704990T3 (pl) * 2005-03-23 2012-03-30 3A Tech & Management Ag Skrzydła śmigieł wentylatorów i sposób ich wytwarzania
CN100415602C (zh) * 2005-06-29 2008-09-03 上海大学 非对称桨叶变距装置
FR2893001B1 (fr) * 2005-11-04 2009-04-24 Eurocopter France Amelioration aux rotors de giravions a pales torsibles.
EP1798418A3 (de) * 2005-12-13 2011-01-19 Dynamic Compounds GmbH & Co. KG Lüfterrad und Verfahren zu dessen Herstellung
US7665967B1 (en) * 2006-01-20 2010-02-23 University Of Central Florida Research Foundation, Inc. Efficient traditionally appearing ceiling fan blades with aerodynamical upper surfaces
EP2004483B1 (de) * 2006-03-03 2012-05-23 David Posva Flugzeug mit der eigenschaft zu schwebeflug, schnellem vorwärtsflug, gleitflug, kurzstart, kurzlandung, senkrechtstart und senkrechtlandung
US7749421B2 (en) * 2006-12-27 2010-07-06 Hexcel Corporation Helicopter blade mandrel
FR2912990B1 (fr) * 2007-02-23 2009-04-24 Eurocopter France Pale de giravion pourvue d'un troncon radial et d'au moins un troncon en fleche avant et/ou arriere
FR2918347B1 (fr) * 2007-07-02 2010-05-07 Eurocopter France Pale munie d'un longeron a enroulement horizontal et procede de fabrication d'un tel longeron
US8066504B2 (en) 2008-01-25 2011-11-29 Hexcel Corporation Helicopter blade mandrel with roller assembly
FR2926786B1 (fr) * 2008-01-30 2010-02-19 Eurocopter France Procede d'optimisation d'un rotor anti-couple carene a gene acoustique minimale pour un giravion, notamment un helicoptere, et rotor anti-couple carene ainsi obtenu
US8221084B2 (en) 2008-02-28 2012-07-17 Textron Innovations Inc. Single-piece propeller and method of making
DE602008006532D1 (de) * 2008-05-22 2011-06-09 Agusta Spa Drehmomentausgleichs-Heckrotorblatt für Hubschrauber
FI20085570A0 (fi) * 2008-06-10 2008-06-10 Deep Sea Engineering Menetelmä teknisten komposiittituotteiden valmistamiseksi käsittäen epoksihartsit ja hiilinanoputket
US20100122459A1 (en) * 2008-11-17 2010-05-20 General Electric Company Method of making wind turbine blade
EP2246259B1 (en) * 2009-04-29 2012-12-12 Eurocopter Deutschland GmbH Rotor wing with integrated tension-torque-transmission element and method for its production
US8262358B1 (en) * 2009-05-26 2012-09-11 The Boeing Company Ultra-light weight self-lubricating propeller hub
US8657581B2 (en) 2009-08-28 2014-02-25 Gordon Holdings, Inc. Thermoplastic rotor blade
US10137542B2 (en) 2010-01-14 2018-11-27 Senvion Gmbh Wind turbine rotor blade components and machine for making same
DK2524134T3 (da) 2010-01-14 2014-08-11 Neptco Inc Rotorvingekomponenter til en vindmølle og fremgangsmåder til fremstilling deraf
CN101844387B (zh) * 2010-05-28 2013-04-10 无锡韦伯风能技术有限公司 泡沫夹芯复合材料叶片及其制造工艺
DE102011079240B4 (de) * 2011-07-15 2018-09-06 Carbon Rotec Gmbh & Co. Kg Einrichtung und Verfahren zur Fertigung eines Bauteils
US8506250B2 (en) * 2011-10-19 2013-08-13 General Electric Company Wind turbine rotor blade with trailing edge extension and method of attachment
FR2984848B1 (fr) * 2011-12-23 2016-01-15 Ratier Figeac Soc Pale d'helice avec caissons et longerons de renfort et helice comprenant au moins une telle pale
FR2988075B1 (fr) * 2012-03-19 2014-04-25 Eurocopter France Dispositif de surveillance du comportement en battement et/ou en trainee d'une pale de rotor d'un giravion
EP2660143B1 (en) * 2012-04-30 2021-07-07 Ratier-Figeac Propeller blade with lightweight insert and bulkheads
EP2660145A1 (en) * 2012-04-30 2013-11-06 Ratier-Figeac Propeller blade with lightweight insert
EP2669192B8 (en) * 2012-05-29 2017-03-01 Ratier-Figeac SAS Propeller blade
US9458821B2 (en) 2012-09-11 2016-10-04 General Electric Company Attachment system for a wind turbine rotor blade accessory
US10336445B2 (en) 2013-03-12 2019-07-02 Bell Helicopter Textron Inc. High flapping yoke hub assembly using a cylindrical elastomeric attachment to avoid holes
US9505489B2 (en) 2013-03-13 2016-11-29 Bell Helicopter Textron Inc. Flexing clevis arrangement bolted joint attachment for flexible rotor hub with high offset and high flapping
US9505490B2 (en) 2013-03-13 2016-11-29 Bell Helicopter Textron Inc. Composite rotor system using two race track style cantilevered yokes
US9556849B2 (en) 2013-05-02 2017-01-31 General Electric Company Attachment system and method for wind turbine vortex generators
EP2913269B1 (en) 2014-02-28 2019-01-16 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Rotorcraft with at least one main rotor and at least one counter-torque rotor
EP2913271A1 (en) 2014-02-28 2015-09-02 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Rotorcraft with at least one main rotor and at least one counter-torque rotor
EP2913270B1 (en) 2014-02-28 2016-02-24 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Rotorcraft with at least one main rotor and at least one counter-torque rotor
US9945389B2 (en) 2014-05-05 2018-04-17 Horton, Inc. Composite fan
FR3021030B1 (fr) * 2014-05-14 2018-01-05 Ratier Figeac Pale a ancrage securise en translation radiale, helice, turbomachine et aeronef
EP3148876B1 (en) * 2014-05-30 2019-11-06 Sikorsky Aircraft Corporation Structurally efficient pin wrap
US10793264B2 (en) * 2014-06-27 2020-10-06 Sikorsky Aircraft Corporation Flex beam clamp for rotor assembly
FR3028838B1 (fr) * 2014-11-20 2016-11-18 Airbus Helicopters Aeronef a voilure tournante muni d'un rotor arriere non carene comprenant au moins cinq pales
US10654567B2 (en) 2015-03-26 2020-05-19 Bell Helicopter Textron Inc. Composite yoke fitting for bearing attachment to rotorcraft blade
US9869296B2 (en) 2015-05-07 2018-01-16 General Electric Company Attachment method and system to install components, such as tip extensions and winglets, to a wind turbine blade
US9869295B2 (en) 2015-05-07 2018-01-16 General Electric Company Attachment method to install components, such as tip extensions and winglets, to a wind turbine blade, as well as the wind turbine blade and component
US9869297B2 (en) 2015-05-07 2018-01-16 General Electric Company Attachment method and system to install components, such as vortex generators, to a wind turbine blade
FR3041684B1 (fr) * 2015-09-28 2021-12-10 Snecma Aube comprenant un bouclier de bord d'attaque et procede de fabrication de l'aube
US10100805B2 (en) 2015-10-12 2018-10-16 General Electric Compant Tip extension assembly for a wind turbine rotor blade
JP2017129091A (ja) * 2016-01-22 2017-07-27 株式会社日立製作所 風力発電装置またはブレードの製造方法
CN115992793A (zh) * 2016-06-24 2023-04-21 Lm风力发电国际技术有限公司 风轮机叶片及制造风轮机叶片的方法
US10487796B2 (en) 2016-10-13 2019-11-26 General Electric Company Attachment methods for surface features of wind turbine rotor blades
US10443579B2 (en) 2016-11-15 2019-10-15 General Electric Company Tip extensions for wind turbine rotor blades and methods of installing same
US10830206B2 (en) 2017-02-03 2020-11-10 General Electric Company Methods for manufacturing wind turbine rotor blades and components thereof
US11098691B2 (en) 2017-02-03 2021-08-24 General Electric Company Methods for manufacturing wind turbine rotor blades and components thereof
EP3366584B1 (en) 2017-02-27 2019-04-17 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Pitch control device for a ducted tail rotor of a rotorcraft
GB2561851A (en) * 2017-04-25 2018-10-31 Airbus Operations Ltd Fibre reinforced composite aerofoil structures
EP3424817B1 (en) 2017-07-06 2020-09-02 AIRBUS HELICOPTERS DEUTSCHLAND GmbH A rotor hub for a tail rotor of a rotorcraft
EP3424818B1 (en) 2017-07-06 2020-12-30 AIRBUS HELICOPTERS DEUTSCHLAND GmbH A rotor hub for a tail rotor of a rotorcraft
EP3434590B1 (en) 2017-07-27 2019-11-27 AIRBUS HELICOPTERS DEUTSCHLAND GmbH A control transfer member for a pitch control device of a ducted rotorcraft tail rotor
US10773464B2 (en) 2017-11-21 2020-09-15 General Electric Company Method for manufacturing composite airfoils
US10821652B2 (en) 2017-11-21 2020-11-03 General Electric Company Vacuum forming mold assembly and method for creating a vacuum forming mold assembly
US11668275B2 (en) 2017-11-21 2023-06-06 General Electric Company Methods for manufacturing an outer skin of a rotor blade
US10865769B2 (en) 2017-11-21 2020-12-15 General Electric Company Methods for manufacturing wind turbine rotor blade panels having printed grid structures
US11248582B2 (en) 2017-11-21 2022-02-15 General Electric Company Multiple material combinations for printed reinforcement structures of rotor blades
US10913216B2 (en) 2017-11-21 2021-02-09 General Electric Company Methods for manufacturing wind turbine rotor blade panels having printed grid structures
US10920745B2 (en) 2017-11-21 2021-02-16 General Electric Company Wind turbine rotor blade components and methods of manufacturing the same
US11390013B2 (en) 2017-11-21 2022-07-19 General Electric Company Vacuum forming mold assembly and associated methods
US11040503B2 (en) 2017-11-21 2021-06-22 General Electric Company Apparatus for manufacturing composite airfoils
JP7213936B2 (ja) * 2017-12-27 2023-01-27 株式会社イノアックコーポレーション 回転翼及び物品
US11644046B2 (en) * 2018-01-05 2023-05-09 Aurora Flight Sciences Corporation Composite fan blades with integral attachment mechanism
US10821696B2 (en) 2018-03-26 2020-11-03 General Electric Company Methods for manufacturing flatback airfoils for wind turbine rotor blades
US11035339B2 (en) 2018-03-26 2021-06-15 General Electric Company Shear web assembly interconnected with additive manufactured components
US10889366B2 (en) 2018-09-21 2021-01-12 Textron Innovations Inc. Ducted thrusters
KR101930467B1 (ko) 2018-09-21 2018-12-18 김영수 블레이드 제조 방법 및 이에 따라 제조되는 블레이드
US11572162B2 (en) * 2019-05-29 2023-02-07 Lockheed Martin Corporation Securing assembly for a rotor blade
CN112297470B (zh) * 2020-10-10 2022-03-29 江西洪都航空工业集团有限责任公司 一种复材垂直安定面成型模具
FR3134744A1 (fr) 2022-04-21 2023-10-27 Safran Procede de fabrication d’une aube en materiau composite

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH299479A (de) * 1943-03-16 1954-06-15 Escher Wyss Maschinenfabrik Gm Einrichtung zum Verstellen der umlaufenden Schaufeln von axialen Strömungsmaschinen.
US2961053A (en) * 1953-01-07 1960-11-22 Prewitt Aircraft Company Airfoil structure and assembly
US3002567A (en) * 1953-10-21 1961-10-03 Parsons Corp Spar for sustaining rotors
US3112797A (en) * 1959-07-13 1963-12-03 Propellerbau Ges Haw & Co Deut Propeller blades
US3103977A (en) * 1960-11-30 1963-09-17 Sud Aviation Aerodynamic surfaces, and particularly helicopter blades
US3303889A (en) * 1966-02-15 1967-02-14 Curtiss Wright Corp Propeller blade and hub assembly
FR1593008A (ja) * 1968-07-11 1970-05-25
GB1302857A (ja) * 1969-02-17 1973-01-10
US3765267A (en) * 1969-05-20 1973-10-16 Aerospatiale Connecting element between two members enabling them to rotate in relation to one another in three axes
US3647317A (en) * 1970-03-19 1972-03-07 Fluor Prod Co Inc Fiberglass fan assembly
DE2150741C3 (de) * 1971-10-12 1973-11-22 Messerschmitt Boelkow Blohm Schlag- und schwenkgelenklose Aufhaengung der Rotorblaetter eines Drehfluegelflugzeuges am Rotorkopf
US3754840A (en) * 1972-05-31 1973-08-28 United Aircraft Corp Composite helicopter rotor and blade
DE2307656C3 (de) * 1973-02-16 1979-01-04 Motoren- Und Turbinen-Union Muenchen Gmbh, 8000 Muenchen Vorrichtung zur Verstellung der Gebläselaufschaufeln eines Laufrades für Turbinenstrahltriebwerke
FR2252916B1 (ja) * 1973-11-30 1978-02-24 Aerospatiale
US3937425A (en) * 1974-04-19 1976-02-10 Harvey William B Airplane wing and method of forming same
US3962506A (en) * 1974-04-29 1976-06-08 Fiber Science, Inc. Multi-chambered cellular structure and method for manufacture
US3923422A (en) * 1974-10-17 1975-12-02 United Technologies Corp Taper lining for composite blade root attachment
DE2541998C2 (de) * 1975-09-20 1981-10-15 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Hubschrauberrotornabe mit schlag- und schwenkgelenklosem Blattanschluß
GB1529870A (en) * 1975-10-13 1978-10-25 Westland Aircraft Ltd Helicopter rotors
US4091068A (en) * 1976-05-13 1978-05-23 Motorola Inc. Method of immobilizing a printed circuit board
FR2430354A1 (fr) * 1978-07-07 1980-02-01 Aerospatiale Helice multipale a pas variable d'un type simplifie
US4302155A (en) * 1979-01-08 1981-11-24 Hartzell Propeller, Inc. Air craft propeller assembly with composite blades
IT1164936B (it) * 1979-02-27 1987-04-15 Giovanni Agusta Costruzioni Ae Albero rotore a comandi interni per elicotteri
US4306837A (en) * 1979-04-24 1981-12-22 Textron, Inc. Bearingless tail rotor for helicopters
DE2919684C3 (de) * 1979-05-16 1981-12-24 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Schlag-, schwenk-und blattverstellgelenkloser Rotor
US4332525A (en) * 1979-12-03 1982-06-01 United Technologies Corporation Matched stiffness rotor flexbeam and blade system

Also Published As

Publication number Publication date
JP2525083Y2 (ja) 1997-02-05
JP2520442Y2 (ja) 1996-12-18
EP0212724B1 (fr) 1988-10-26
JPS60236897A (ja) 1985-11-25
CA1278287C (en) 1990-12-27
US4639284A (en) 1987-01-27
EP0121462B1 (fr) 1987-11-04
EP0212724A2 (fr) 1987-03-04
EP0212724A3 (en) 1987-05-13
EP0121462A1 (fr) 1984-10-10
BR8401221A (pt) 1984-10-23
JPH066197U (ja) 1994-01-25
JPS59199397A (ja) 1984-11-12
FR2542695B1 (fr) 1985-07-26
FR2542695A1 (fr) 1984-09-21
US4626173A (en) 1986-12-02
DE3467138D1 (en) 1987-12-10
JPH04113300U (ja) 1992-10-02
CA1264313A (en) 1990-01-09
US4626172A (en) 1986-12-02

Similar Documents

Publication Publication Date Title
IN163642B (ja)
BR8407173A (ja)
GR77404B (ja)
GR81750B (ja)
FR2552238B2 (ja)
GR81557B (ja)
GR79799B (ja)
GR81969B (ja)
GR81990B (ja)
GR82379B (ja)
FR2550376B1 (ja)
FR2540585B1 (ja)
DE8301494U1 (ja)
GR71314B (ja)
GR71379B (ja)
GR72199B (ja)
AU9008182A (ja)
BG44937A1 (ja)
BG44940A1 (ja)
BG44760A1 (ja)
BG44700A1 (ja)
BG44655A1 (ja)
BG44651A1 (ja)
BG44795A1 (ja)
BG44648A1 (ja)