CA2536668A1 - Braided spar for a rotor blade and method of manufacture thereof - Google Patents

Braided spar for a rotor blade and method of manufacture thereof Download PDF

Info

Publication number
CA2536668A1
CA2536668A1 CA002536668A CA2536668A CA2536668A1 CA 2536668 A1 CA2536668 A1 CA 2536668A1 CA 002536668 A CA002536668 A CA 002536668A CA 2536668 A CA2536668 A CA 2536668A CA 2536668 A1 CA2536668 A1 CA 2536668A1
Authority
CA
Canada
Prior art keywords
fibers
braided
recited
spar
mandrel
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.)
Abandoned
Application number
CA002536668A
Other languages
English (en)
French (fr)
Inventor
David A. Kovalsky
Kevin Viola
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.)
Sikorsky Aircraft Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2536668A1 publication Critical patent/CA2536668A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D04H3/07—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments otherwise than in a plane, e.g. in a tubular way
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/16—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length
    • B29C70/22—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in at least two directions forming a two-dimensional [2D] structure
    • B29C70/222—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in at least two directions forming a two-dimensional [2D] structure the structure being shaped to form a three dimensional configuration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/008—Rotors tracking or balancing devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/463—Blade tips
    • 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
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04C—BRAIDING OR MANUFACTURE OF LACE, INCLUDING BOBBIN-NET OR CARBONISED LACE; BRAIDING MACHINES; BRAID; LACE
    • D04C1/00—Braid or lace, e.g. pillow-lace; Processes for the manufacture thereof
    • D04C1/02—Braid or lace, e.g. pillow-lace; Processes for the manufacture thereof made from particular materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/08—Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
    • B29L2031/082—Blades, e.g. for helicopters
    • 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
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2403/00—Details of fabric structure established in the fabric forming process
    • D10B2403/02—Cross-sectional features
    • D10B2403/024—Fabric incorporating additional compounds
    • D10B2403/0241—Fabric incorporating additional compounds enhancing mechanical properties
    • D10B2403/02411—Fabric incorporating additional compounds enhancing mechanical properties with a single array of unbent yarn, e.g. unidirectional reinforcement fabrics
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2505/00—Industrial
    • D10B2505/02—Reinforcing materials; Prepregs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulding By Coating Moulds (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Braiding, Manufacturing Of Bobbin-Net Or Lace, And Manufacturing Of Nets By Knotting (AREA)
CA002536668A 2003-08-22 2004-08-20 Braided spar for a rotor blade and method of manufacture thereof Abandoned CA2536668A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/646,310 2003-08-22
US10/646,310 US7165945B2 (en) 2003-08-22 2003-08-22 Braided spar for a rotor blade and method of manufacture thereof
PCT/US2004/027151 WO2005079184A2 (en) 2003-08-22 2004-08-20 Braided spar for a rotor blade and method of manufacture thereof

Publications (1)

Publication Number Publication Date
CA2536668A1 true CA2536668A1 (en) 2005-09-01

Family

ID=34194501

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002536668A Abandoned CA2536668A1 (en) 2003-08-22 2004-08-20 Braided spar for a rotor blade and method of manufacture thereof

Country Status (5)

Country Link
US (1) US7165945B2 (https=)
EP (1) EP1663779B1 (https=)
JP (1) JP4504374B2 (https=)
CA (1) CA2536668A1 (https=)
WO (1) WO2005079184A2 (https=)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7083383B2 (en) * 2004-04-26 2006-08-01 The Boeing Company Segmented rotor blade trim tab
ES2545539T3 (es) * 2005-05-03 2015-09-11 Fokker Landing Gear B.V. Método y dispositivo para inyectar una resina en por lo menos una capa de fibras de un producto reforzado con fibras a fabricar
CN101171122B (zh) * 2005-05-03 2012-05-23 福克起落装置有限公司 制造中空纤维增强结构件的方法
GB2449058B (en) * 2007-01-20 2011-08-10 Smiths Aerospace Group Ltd Blades
FR2926785B1 (fr) 2008-01-25 2010-02-19 Eurocopter France Pale de giravion munie d'un longeron integrant une attache de fixation,et procede de fabrication d'un tel longeron.
US8221084B2 (en) 2008-02-28 2012-07-17 Textron Innovations Inc. Single-piece propeller and method of making
WO2009111568A1 (en) * 2008-03-04 2009-09-11 Karem Aircraft, Inc. Composite blade root stucture
DE102009010429A1 (de) * 2008-03-14 2009-09-17 Thoenes Dichtungstechnik Gmbh Verfahren zur Herstellung einer Walze für die Bearbeitung bandförmigen Materials und nach diesem Verfahren hergestellte Walze
WO2009112017A2 (de) * 2008-03-14 2009-09-17 Thoenes Dichtungstechnik Gmbh Verfahren zur herstellung eines rotorblattes für eine windkraftanlage sowie ein nach diesem verfahren hergestelltes rotorblatt
US8353673B2 (en) * 2008-04-26 2013-01-15 Sikorsky Aircraft Corporation Main rotor blade with integral cuff
US8800145B2 (en) * 2008-12-30 2014-08-12 Sikorsky Aircraft Corporation Refurbishing method and system for a main rotor blade spar
GB2466793B (en) * 2009-01-07 2011-11-09 Ge Aviat Systems Ltd Composite spars
US20110290405A1 (en) * 2009-02-13 2011-12-01 Martin Kaenzig Method for the production of composite hollow articles
US8753091B1 (en) * 2009-05-20 2014-06-17 A&P Technology, Inc. Composite wind turbine blade and method for manufacturing same
EP2263862B1 (fr) * 2009-06-17 2012-11-07 Techspace Aero S.A. Procédé de fabrication de préformes tressées
EP2357357B1 (en) * 2009-10-01 2016-11-09 Vestas Wind Systems A/S Wind turbine blade
CN102762850B (zh) 2010-01-14 2015-04-08 耐普迪考股份有限公司 风力涡轮机转子叶片部件及其制造方法
US10137542B2 (en) 2010-01-14 2018-11-27 Senvion Gmbh Wind turbine rotor blade components and machine for making same
DE102010010513B4 (de) * 2010-03-05 2014-07-03 ThyssenKrupp Carbon Components GmbH Verfahren zur Herstellung von hohlprofilartigen Bauteilen aus Faserverbundwerkstoffen
DE102010010512B4 (de) * 2010-03-05 2022-03-17 Action Composites Hightech GmbH Verfahren zur Herstellung einer Radfelge und Verfahren zur Vorfertigung eines Felgenbetts einer Radfelge
FR2957893B1 (fr) * 2010-03-23 2013-04-05 Eurocopter France Pale de voilure tournante, aeronef a voilure tournante muni d'une telle pale
US8500407B1 (en) 2010-03-28 2013-08-06 The Boeing Company Composite blade root-end drill-through lug and attachment method
FR2962175B1 (fr) 2010-07-02 2012-08-10 Snecma Aube a longeron composite integre
JP5503481B2 (ja) * 2010-09-30 2014-05-28 一般社団法人日本航空宇宙工業会 繊維強化複合材料を用いた翼状構造体およびその製造方法
DE102011012675B4 (de) * 2011-02-28 2014-10-23 Munich Composites Gmbh Verfahren zum Herstellen einer Felge mit einer teilbaren Flechtvorrichtung
JP5738033B2 (ja) * 2011-03-28 2015-06-17 三菱重工業株式会社 複合材構造体の成形方法
EP2755862B1 (de) 2011-09-14 2016-04-13 Bayerische Motoren Werke Aktiengesellschaft Fahrzeug-rad mit einer felge aus faserverstärktem kunststoffmaterial
US8261648B1 (en) 2011-10-17 2012-09-11 Sequent Medical Inc. Braiding mechanism and methods of use
WO2013058889A2 (en) 2011-10-17 2013-04-25 Sequent Medical Inc. Braiding mechanism and methods of use
US9416668B2 (en) 2012-04-30 2016-08-16 United Technologies Corporation Hollow fan bladed with braided fabric tubes
DK2781734T3 (da) * 2013-03-20 2019-05-13 Siemens Gamesa Renewable Energy As Rotorvinge med en segmenteret støttestruktur og fremgangsmåde til fremstilling af rotorvingen
GB201307066D0 (en) * 2013-04-18 2013-05-29 Airbus Operations Ltd Winglet and braided composite spar
US9745056B2 (en) * 2013-05-14 2017-08-29 Sikorsky Aircraft Corporation Main rotor blade with composite integral skin and cuff
MY175520A (en) * 2014-02-21 2020-07-01 Mitsui Mining & Smelting Co Ltd Copper clad laminate for forming of embedded capacitor layer, multilayered printed wiring board, and manufacturing method of multilayered printed wiring board
US9890764B2 (en) * 2014-03-26 2018-02-13 General Electric Company Trailing edge cap for a rotor blade and method of manufacturing same
WO2016025386A1 (en) * 2014-08-15 2016-02-18 Sikorsky Aircraft Corporation Rotor blade spar formation with automated fiber placement
US10589475B2 (en) 2014-09-23 2020-03-17 General Electric Company Braided blades and vanes having dovetail roots
GB201417769D0 (en) * 2014-10-08 2014-11-19 Rolls Royce Plc Composite article
US10434687B2 (en) 2014-12-17 2019-10-08 Sikorsky Aircraft Corporation Composite laminate tooling and method of forming a composite part using the tooling
CN109069160B (zh) 2016-03-17 2022-05-17 S·珍耶那曼 封堵解剖结构
US12232737B2 (en) 2016-03-17 2025-02-25 Eclipse Medical Limited Occluding anatomical structures
CN106005397A (zh) * 2016-07-14 2016-10-12 上海未来伙伴机器人有限公司 多旋翼机桨、多旋翼机以及改善桨叶静不平衡的方法
KR20180031392A (ko) * 2016-09-20 2018-03-28 다이텍연구원 탄소섬유토우 프리프레그 브레이딩 튜브 프레임의 제조방법
FR3069185B1 (fr) * 2017-07-18 2020-07-24 Airbus Operations Sas Profil aerodynamique a noyau creux oblong arrondi en materiau composite renforce par un textile a fibres unidirectionnelles
EP3556544B1 (en) * 2018-04-17 2021-07-28 Ratier-Figeac SAS Propeller blade spar
GB2573285A (en) * 2018-04-27 2019-11-06 Airbus Operations Ltd Composite spar for a wing structure
WO2019212531A1 (en) * 2018-05-01 2019-11-07 General Electric Company Methods for manufacturing spar caps for wind turbine rotor blades
KR20220035104A (ko) * 2019-06-20 2022-03-21 갤럭틱 씨오., 엘엘씨 통합 인발 성형된 복합재 프로파일 및 이를 제조하기 위한 방법
EP3848488B1 (en) * 2020-01-08 2025-10-08 Ratier-Figeac SAS Propeller blade comprising a core and a braided cover of said core, bobbin and method for for braiding said braided cover
FR3111658B1 (fr) * 2020-06-18 2022-07-15 Safran Aircraft Engines Aube en matériau composite à renfort fibreux tissé tridimensionnel et peau tissée bidimensionnel et son procédé de fabrication
CN113459526B (zh) * 2021-06-30 2022-06-10 中国航空制造技术研究院 一种复合材料风扇叶片与金属包边的胶接成型方法
FR3138668B1 (fr) * 2022-08-02 2024-07-05 Safran Aircraft Engines Aube comprenant un renfort métallique provisoire
CN121175182A (zh) * 2023-05-22 2025-12-19 速伯安有限责任公司 用于制造复合材料层压结构的系统和方法
GB2644317A (en) * 2024-09-27 2026-04-01 Ge Aviat Systems Ltd Composite airfoil assembly and method of forming

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614518B2 (https=) * 1973-10-12 1981-04-04
US4567917A (en) 1981-07-13 1986-02-04 Stratoflex, Inc. Hose with wire braid reinforcement
GB2141722A (en) * 1983-06-20 1985-01-03 Secretary Industry Brit Urethane composites
US4741087A (en) * 1983-09-16 1988-05-03 Plummer Jr Walter A Method of making pre-expanded braided sleeving
US5087187A (en) 1990-03-09 1992-02-11 United Technologies Corporation Apparatus for molding hollow composite articles having internal reinforcement structures
JP2546746B2 (ja) * 1991-03-29 1996-10-23 株式会社スリーデイコンポリサーチ 三次元織物を利用した回転ブレード及びその製造方法
US5222297A (en) * 1991-10-18 1993-06-29 United Technologies Corporation Composite blade manufacture
FR2706354B1 (fr) 1993-06-14 1995-09-01 Aerospatiale Procédé de réalisation d'objets creux en matériau composite par bobinage-dépose au contact sur un mandrin expansible et objets ainsi obtenus.
GB9315910D0 (en) 1993-07-31 1993-09-15 Phillips Cables Ltd Textile braids for cables,flexible tubes & the like
US5430937A (en) 1994-07-15 1995-07-11 United Technologies Corporation Apparatus and methods for fabricating a helicopter main rotor blade
US5939007A (en) 1994-08-31 1999-08-17 Sikorsky Aircraft Corporation Method for manufacture of a fiber reinforced composite spar for rotary wing aircraft
CA2198717C (en) 1994-08-31 2005-03-15 William C. Reinfelder Fiber reinforced composite spar for a rotary wing aircraft and method of manufacture thereof
US5619903A (en) * 1994-11-30 1997-04-15 Bell Helicopter Textron Inc. Braided preform for composite bodies
US5700533A (en) * 1995-10-05 1997-12-23 You; Chin-San Fiber Braid Material
FR2746353B1 (fr) 1996-03-21 2000-07-21 Luk Getriebe Systeme Gmbh Dispositif pour commander un systeme de transmission de couple
US5836062A (en) 1997-04-16 1998-11-17 Sikorsky Aircraft Corporation Apparatus for assembling a helicopter main rotor blade subassembly
US6263936B1 (en) 1999-08-06 2001-07-24 Bell Helicopter Textron Inc. Technique for making fiber composite object
US6676080B2 (en) * 2000-07-19 2004-01-13 Aero Composites, Inc. Composite airfoil assembly
US6447254B1 (en) * 2001-05-18 2002-09-10 Sikorsky Aircraft Corporation Low dieletric constant erosion resistant material

Also Published As

Publication number Publication date
WO2005079184A3 (en) 2006-02-16
EP1663779A4 (en) 2011-10-05
EP1663779A2 (en) 2006-06-07
EP1663779B1 (en) 2013-10-02
US7165945B2 (en) 2007-01-23
WO2005079184A2 (en) 2005-09-01
JP2007503533A (ja) 2007-02-22
JP4504374B2 (ja) 2010-07-14
US20050042109A1 (en) 2005-02-24

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Legal Events

Date Code Title Description
FZDE Discontinued