IN2012DN02746A - - Google Patents

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Publication number
IN2012DN02746A
IN2012DN02746A IN2746DEN2012A IN2012DN02746A IN 2012DN02746 A IN2012DN02746 A IN 2012DN02746A IN 2746DEN2012 A IN2746DEN2012 A IN 2746DEN2012A IN 2012DN02746 A IN2012DN02746 A IN 2012DN02746A
Authority
IN
India
Prior art keywords
rotor yoke
uncured
molded rotor
molded
flow
Prior art date
Application number
Other languages
English (en)
Inventor
Frank B Stamps
Pat Tisdale
Bryan Marshall
Tom Campbell
Original Assignee
Bell Helicopter Textron Inc
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 Bell Helicopter Textron Inc filed Critical Bell Helicopter Textron Inc
Publication of IN2012DN02746A publication Critical patent/IN2012DN02746A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • 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
    • B29C70/02—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising combinations of reinforcements, e.g. non-specified reinforcements, fibrous reinforcing inserts and fillers, e.g. particulate fillers, incorporated in matrix material, forming one or more layers and with or without non-reinforced or non-filled layers
    • B29C70/026—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising combinations of reinforcements, e.g. non-specified reinforcements, fibrous reinforcing inserts and fillers, e.g. particulate fillers, incorporated in matrix material, forming one or more layers and with or without non-reinforced or non-filled layers and with one or more layers of pure plastics material, e.g. foam layers
    • 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
    • B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
    • B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
    • B29C70/342—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation using isostatic pressure
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/33—Rotors having flexing arms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2063/00—Use of EP, i.e. epoxy resins or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2309/00—Use of inorganic materials not provided for in groups B29K2303/00 - B29K2307/00, as reinforcement
    • B29K2309/08—Glass
    • 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
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3076—Aircrafts
    • B29L2031/3088—Helicopters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Moulding By Coating Moulds (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
IN2746DEN2012 2009-10-13 2009-10-13 IN2012DN02746A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2009/060450 WO2011046543A1 (en) 2009-10-13 2009-10-13 Rotor yoke and method of making the same

Publications (1)

Publication Number Publication Date
IN2012DN02746A true IN2012DN02746A (de) 2015-09-18

Family

ID=43876381

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2746DEN2012 IN2012DN02746A (de) 2009-10-13 2009-10-13

Country Status (7)

Country Link
US (2) US9199731B2 (de)
EP (1) EP2488413B1 (de)
CN (1) CN102725196B (de)
BR (1) BR112012008612A2 (de)
CA (1) CA2776045C (de)
IN (1) IN2012DN02746A (de)
WO (1) WO2011046543A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9073625B1 (en) * 2010-02-11 2015-07-07 Textron Innovations Inc. Helicopter rotor yoke
CN103068568B (zh) * 2010-08-13 2015-08-12 赫克赛尔公司 可机制复合材料
GB2502561B (en) 2012-05-30 2016-03-23 Gurit Uk Ltd Press moulding method
US9714086B2 (en) * 2013-03-13 2017-07-25 Bell Helicopter Textron Inc. Fiber orientation to allow for automated ply placement with composite rotor yokes
EP2783981B1 (de) * 2013-03-28 2017-03-15 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Stange aus Verbundmatrixwerkstoff
US10792896B2 (en) * 2014-07-14 2020-10-06 Bell Helicopter Textron Inc. Method for limiting interlaminar fatigue in composite laminate and a component incorporating the same
US10589837B2 (en) 2016-02-08 2020-03-17 Bell Helicopter Textron Inc. Spar for a composite wing structure
US10513324B2 (en) 2016-02-08 2019-12-24 Bell Helicopter Textron Inc. Composite rib assembly
US10836121B2 (en) 2016-02-08 2020-11-17 Bell Helicopter Textron Inc. Methods of manufacture of a composite wing structure
US11020910B2 (en) * 2016-05-13 2021-06-01 Bell Helicopter Textron Inc. System and method of constructing composite structures without tooling dams
GB2562718B (en) * 2017-05-15 2021-12-22 Mclaren Automotive Ltd Multi-stage resin delivery
US11433625B2 (en) * 2019-10-30 2022-09-06 The Boeing Company Composite with infusion film systems and methods
CN113014013B (zh) * 2019-12-20 2023-06-09 新疆金风科技股份有限公司 转子支架、转子、电机及风力发电机组

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786285A (en) 1951-12-20 1957-03-26 Laurel B Lindbeck Land leveling machine
US4293276A (en) 1978-10-27 1981-10-06 Textron Inc. Laminated composite rotor yoke
WO1985005069A1 (en) * 1984-05-09 1985-11-21 Hughes Aircraft Company Method of fabricating composite or encapsulated articles
US5429879A (en) 1993-06-18 1995-07-04 The United States Of America As Represented By The United States Department Of Energy Laminated metal composite formed from low flow stress layers and high flow stress layers using flow constraining elements and making same
DE4335558A1 (de) 1993-10-19 1995-04-20 Deutsche Forsch Luft Raumfahrt Verfahren zum Herstellen von langfaserverstärkten Bauteilen
US5939006A (en) 1995-06-28 1999-08-17 General Electric Company Method for forming a composite airfoil structure
US5786285A (en) * 1996-05-14 1998-07-28 United Technologies Corporation Elastomer coated layer for erosion and/or fire protection
US6311542B1 (en) * 1997-02-27 2001-11-06 Advanced Composites Group Ltd. Moulding methods and moulded articles
DE19926181C1 (de) * 1999-06-09 2000-12-14 Inst Mikrotechnik Mainz Gmbh Magazin für mikrostrukturierte Formteile und Verfahren zu dessen Herstellung
GB0113916D0 (en) * 2001-06-07 2001-08-01 Bae Systems Plc Adding glass to composite bonding surfaces
US7029267B2 (en) 2003-10-23 2006-04-18 Saint- Gobain Technical Fabrics Canada, Ltd Reusable vacuum bag and methods of its use
US20060182949A1 (en) * 2005-02-17 2006-08-17 3M Innovative Properties Company Surfacing and/or joining method
EP1757433B1 (de) * 2005-08-25 2009-12-30 Ingersoll Machine Tools, Inc. Kompakte Faserauflegevorrichtung
GB2449146B (en) 2008-01-22 2009-04-22 Gurit Fibre-reinforced composite material and manufacture thereof
US8419375B2 (en) * 2008-01-31 2013-04-16 Textron Innovations Inc. Method of making a rotor yoke and rotor yoke thereof
US10525667B2 (en) * 2008-12-15 2020-01-07 3M Innovative Properties Company Surfacing film for composites with barrier layer

Also Published As

Publication number Publication date
EP2488413A1 (de) 2012-08-22
BR112012008612A2 (pt) 2017-06-13
EP2488413A4 (de) 2013-01-09
CN102725196A (zh) 2012-10-10
US20120201683A1 (en) 2012-08-09
CN102725196B (zh) 2015-01-14
CA2776045A1 (en) 2011-04-21
US20160083086A1 (en) 2016-03-24
WO2011046543A1 (en) 2011-04-21
US9199731B2 (en) 2015-12-01
US10322798B2 (en) 2019-06-18
EP2488413B1 (de) 2014-04-23
CA2776045C (en) 2015-03-24

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