FR2740378B1 - 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 - Google Patents

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

Info

Publication number
FR2740378B1
FR2740378B1 FR9512775A FR9512775A FR2740378B1 FR 2740378 B1 FR2740378 B1 FR 2740378B1 FR 9512775 A FR9512775 A FR 9512775A FR 9512775 A FR9512775 A FR 9512775A FR 2740378 B1 FR2740378 B1 FR 2740378B1
Authority
FR
France
Prior art keywords
variable pitch
pitch blade
manufacturing
composite material
helicopter rotor
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
FR9512775A
Other languages
English (en)
Other versions
FR2740378A1 (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 FR9512775A priority Critical patent/FR2740378B1/fr
Priority to US08/741,172 priority patent/US6035531A/en
Publication of FR2740378A1 publication Critical patent/FR2740378A1/fr
Application granted granted Critical
Publication of FR2740378B1 publication Critical patent/FR2740378B1/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
    • 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
    • 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
    • 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
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49332—Propeller making
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49336—Blade making

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Moulding By Coating Moulds (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR9512775A 1995-10-30 1995-10-30 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 Expired - Fee Related FR2740378B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9512775A FR2740378B1 (fr) 1995-10-30 1995-10-30 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
US08/741,172 US6035531A (en) 1995-10-30 1996-10-29 Method for manufacturing a variable-pitch composite blade for a helicopter rotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9512775A FR2740378B1 (fr) 1995-10-30 1995-10-30 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

Publications (2)

Publication Number Publication Date
FR2740378A1 FR2740378A1 (fr) 1997-04-30
FR2740378B1 true FR2740378B1 (fr) 1998-01-02

Family

ID=9484042

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9512775A Expired - Fee Related FR2740378B1 (fr) 1995-10-30 1995-10-30 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

Country Status (2)

Country Link
US (1) US6035531A (fr)
FR (1) FR2740378B1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE19836629C1 (de) * 1998-08-13 1999-10-14 Deutsch Zentr Luft & Raumfahrt Aerodynamisches Flächentragwerk und Verfahren zu seiner Herstellung
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
GB201000878D0 (en) 2010-01-20 2010-03-10 Airbus Operations Ltd Sandwich panel
FR2994468B1 (fr) * 2012-08-07 2017-10-13 Aircelle Sa Chape en composite de liaison entre deux pieces
WO2015013012A1 (fr) 2013-07-26 2015-01-29 Learjet Inc. Matériau composite incorporant une barrière contre l'entrée d'eau
DE102014226408A1 (de) * 2014-12-18 2016-06-23 Volkswagen Aktiengesellschaft Verfahren zur Herstellung eines Kunststoffverbund-Bauteils mit gewickelten Verstärkungsfasern undhiermit hergestelltes Kunststoffverbund-Bauteil
US10145244B2 (en) * 2015-07-06 2018-12-04 Bell Helicopter Textron Inc. Rotorcraft rotor blade assembly
US11891169B2 (en) * 2019-09-06 2024-02-06 Textron Innovations Inc. Insert for a blade of a rotary-wing aircraft

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021246A (en) * 1957-05-17 1962-02-13 Hutter Ulrich Process for producing a structure of fiber reinforced plastic material
US3000446A (en) * 1958-08-25 1961-09-19 Studebaker Packard Corp Helicopter rotor blades
US3321019A (en) * 1965-10-22 1967-05-23 United Aircraft Corp Fiberglass blade
FR1496905A (fr) * 1966-10-17 1967-10-06 United Aircraft Corp Pale en matière plastique renforcée par des fibres de verre
US3484174A (en) * 1968-04-08 1969-12-16 Kaman Corp Rotary wing system
FR2252916B1 (fr) * 1973-11-30 1978-02-24 Aerospatiale
FR2381662A1 (fr) * 1977-02-28 1978-09-22 Aerospatiale Pale, notamment pour un rotor d'helicoptere, et son procede de fabrication
FR2430354A1 (fr) * 1978-07-07 1980-02-01 Aerospatiale Helice multipale a pas variable d'un type simplifie
GB2032832B (en) * 1978-09-16 1982-07-28 Dowty Rotol Ltd Foam-containing structures
DE3248856T1 (de) * 1981-06-30 1984-10-18 The Boeing Co., Seattle, Wash. Verfahren zum Herstellen einer Vorform aus faserverstärktem Verbundmaterial
US4472866A (en) * 1982-03-01 1984-09-25 Trw Inc. Method of making an airfoil
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
US4478915A (en) * 1983-11-07 1984-10-23 United Technologies Corporation Corrosion resistant shim for electrically joining incompatible materials
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
US5346367A (en) * 1984-12-21 1994-09-13 United Technologies Corporation Advanced composite rotor blade
FR2580003B1 (fr) * 1985-04-04 1988-02-19 Chomarat & Cie
US4856162A (en) * 1985-12-30 1989-08-15 United Technologies Corporation Fabrication of bonded structures
FR2616409B1 (fr) * 1987-06-09 1989-09-15 Aerospatiale Pale en materiaux composites et son procede de fabrication
DE3826378A1 (de) * 1988-08-03 1990-02-08 Mtu Muenchen Gmbh Fasertechnische propellerschaufeln
US5042968A (en) * 1989-11-02 1991-08-27 United Technologies Corporation Propeller blade subassembly and method for making a propeller blade subassembly
US5096384A (en) * 1990-07-27 1992-03-17 The Marley Cooling Tower Company Plastic fan blade for industrial cooling towers and method of making same
FR2683764B1 (fr) * 1991-11-15 1995-03-24 Snecma Procede de fabrication d'une aube de turbomachine realisee en materiau composite.

Also Published As

Publication number Publication date
US6035531A (en) 2000-03-14
FR2740378A1 (fr) 1997-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20130628