FR2776264B1 - Pale a pas variable en materiau composite pour rotor d'helicoptere et procede de fabrication d'une telle pale - Google Patents

Pale a pas variable en materiau composite pour rotor d'helicoptere et procede de fabrication d'une telle pale

Info

Publication number
FR2776264B1
FR2776264B1 FR9803542A FR9803542A FR2776264B1 FR 2776264 B1 FR2776264 B1 FR 2776264B1 FR 9803542 A FR9803542 A FR 9803542A FR 9803542 A FR9803542 A FR 9803542A FR 2776264 B1 FR2776264 B1 FR 2776264B1
Authority
FR
France
Prior art keywords
pad
manufacturing
composite material
helicopter rotor
variable pit
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.)
Expired - Fee Related
Application number
FR9803542A
Other languages
English (en)
Other versions
FR2776264A1 (fr
Inventor
Jean Luc Besse
Jacques Gaffiero
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.)
Airbus Helicopters SAS
Original Assignee
Eurocopter France SA
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 Eurocopter France SA filed Critical Eurocopter France SA
Priority to FR9803542A priority Critical patent/FR2776264B1/fr
Priority to US09/271,419 priority patent/US6227805B1/en
Publication of FR2776264A1 publication Critical patent/FR2776264A1/fr
Application granted granted Critical
Publication of FR2776264B1 publication Critical patent/FR2776264B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/86—Incorporated in coherent impregnated reinforcing layers, e.g. by winding
    • 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
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
FR9803542A 1998-03-23 1998-03-23 Pale a pas variable en materiau composite pour rotor d'helicoptere et procede de fabrication d'une telle pale Expired - Fee Related FR2776264B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9803542A FR2776264B1 (fr) 1998-03-23 1998-03-23 Pale a pas variable en materiau composite pour rotor d'helicoptere et procede de fabrication d'une telle pale
US09/271,419 US6227805B1 (en) 1998-03-23 1999-03-16 Composite material variable pitch blade for helicopter rotor and manufacturing process of such a blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9803542A FR2776264B1 (fr) 1998-03-23 1998-03-23 Pale a pas variable en materiau composite pour rotor d'helicoptere et procede de fabrication d'une telle pale

Publications (2)

Publication Number Publication Date
FR2776264A1 FR2776264A1 (fr) 1999-09-24
FR2776264B1 true FR2776264B1 (fr) 2000-06-02

Family

ID=9524375

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9803542A Expired - Fee Related FR2776264B1 (fr) 1998-03-23 1998-03-23 Pale a pas variable en materiau composite pour rotor d'helicoptere et procede de fabrication d'une telle pale

Country Status (2)

Country Link
US (1) US6227805B1 (fr)
FR (1) FR2776264B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9296174B2 (en) 2011-01-12 2016-03-29 Compagnie Chomarat Composite laminated structures and methods for manufacturing and using the same

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE523720C2 (sv) * 2001-10-31 2004-05-11 Saab Ab Anordning och metod vid rotorblad
WO2005105417A1 (fr) * 2004-04-29 2005-11-10 Technische Universität Dresden Structure creuse realisee en matiere plastique renforcee avec des elements d'introduction de charge
PT1704990E (pt) * 2005-03-23 2012-02-07 3A Technology & Man Ag Pá de hélice de ventiladores e seu método de fabrico
EP2246259B1 (fr) * 2009-04-29 2012-12-12 Eurocopter Deutschland GmbH Aile de rotor avec élément integral de transmission de tension et de couple et son procédé de fabrication
ES2510398T3 (es) 2010-01-14 2014-10-21 Neptco, Inc. Componentes de pala de rotor de aerogenerador y métodos para fabricar los mismos
US10137542B2 (en) 2010-01-14 2018-11-27 Senvion Gmbh Wind turbine rotor blade components and machine for making same
CN102452480B (zh) * 2010-10-15 2015-08-19 空客直升机德国有限公司 具有成一体的张力扭矩传递元件的旋翼及其生产方法
FR2968237B1 (fr) * 2010-12-03 2017-03-10 Eurocopter France Procede ameliore pour fabriquer des pieces renforcees en materiaux composites et pieces renforcees obtenues par ledit procede
US9808988B2 (en) * 2015-11-30 2017-11-07 The Boeing Company Carbon fiber reinforced plastic (CFRP) stringer termination softening with stacked CFRP noodle
FR3070427B1 (fr) * 2017-08-24 2023-07-14 Safran Aircraft Engines Insert pour la fixation d'un composant sur un support de turbomachine
EP3984715B1 (fr) * 2020-10-13 2023-11-15 Technische Universität München Noyau soluble renforcé en fibre et procédé pour sa fabrication

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2588570A (en) * 1946-10-31 1952-03-11 Autogiro Co Of America Blade construction for aircraft sustaining rotors
FR2016849A1 (fr) * 1968-08-01 1970-05-15 Dowty Rotol Ltd
US3782856A (en) * 1972-05-31 1974-01-01 United Aircraft Corp Composite aerodynamic blade with twin-beam spar
FR2234130B1 (fr) * 1973-05-14 1976-04-30 Kamov Nikolai
FR2252916B1 (fr) * 1973-11-30 1978-02-24 Aerospatiale
US3999888A (en) * 1975-06-25 1976-12-28 United Technologies Corporation Composite tip weight attachment
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
FR2574752B1 (fr) * 1984-12-19 1987-02-20 Aerospatiale Pale pour rotor d'helicoptere en materiau composite multilongeron a caissons de torsion et son procede de fabrication
FR2616409B1 (fr) * 1987-06-09 1989-09-15 Aerospatiale Pale en materiaux composites et son procede de fabrication
US5378109A (en) * 1990-09-28 1995-01-03 The Boeing Company Co-cured composite fan blade and method
US5273398A (en) * 1992-12-01 1993-12-28 United Technologies Corporation Rotor blade balance weight assembly
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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9296174B2 (en) 2011-01-12 2016-03-29 Compagnie Chomarat Composite laminated structures and methods for manufacturing and using the same

Also Published As

Publication number Publication date
US6227805B1 (en) 2001-05-08
FR2776264A1 (fr) 1999-09-24

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Effective date: 20151130