FR2474395A1 - Procede de fabrication d'un element flexible et torsible et elements obtenus selon ce procede - Google Patents

Procede de fabrication d'un element flexible et torsible et elements obtenus selon ce procede Download PDF

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Publication number
FR2474395A1
FR2474395A1 FR8001745A FR8001745A FR2474395A1 FR 2474395 A1 FR2474395 A1 FR 2474395A1 FR 8001745 A FR8001745 A FR 8001745A FR 8001745 A FR8001745 A FR 8001745A FR 2474395 A1 FR2474395 A1 FR 2474395A1
Authority
FR
France
Prior art keywords
flexible
elastomer
resin
manufacturing
mold
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.)
Granted
Application number
FR8001745A
Other languages
English (en)
French (fr)
Other versions
FR2474395B1 (enExample
Inventor
Jacques Antoine Aubry
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 Group SAS
Original Assignee
Airbus Group SAS
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 Airbus Group SAS filed Critical Airbus Group SAS
Priority to FR8001745A priority Critical patent/FR2474395A1/fr
Priority to US06/227,879 priority patent/US4386989A/en
Priority to DE8181400091T priority patent/DE3160895D1/de
Priority to EP81400091A priority patent/EP0033275B1/fr
Priority to JP56009119A priority patent/JPS5820786B2/ja
Publication of FR2474395A1 publication Critical patent/FR2474395A1/fr
Application granted granted Critical
Publication of FR2474395B1 publication Critical patent/FR2474395B1/fr
Granted 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
    • B29D99/0046—Producing rods
    • 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
    • B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers
    • B29C70/083—Combinations of continuous fibres or fibrous profiled structures oriented in one direction and reinforcements forming a two dimensional structure, e.g. mats
    • 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
    • B29C70/345—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 matched moulds
    • 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
    • B29C70/74—Moulding material on a relatively small portion of the preformed part, e.g. outsert moulding
    • B29C70/76—Moulding on edges or extremities of the preformed part
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/327—Retention means relieving the stress from the arm, e.g. tie-bars
    • 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
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0045—Perforating
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • 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
    • B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
    • B29C70/52—Pultrusion, i.e. forming and compressing by continuously pulling through a die
    • 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
    • B29K2021/00—Use of unspecified rubbers 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/0809—Fabrics
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/10—Cords, strands or rovings, e.g. oriented cords, strands or rovings
    • B29K2105/101—Oriented
    • 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
    • B29L2031/06—Rods, e.g. connecting rods, rails, stakes
    • 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)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Moulding By Coating Moulds (AREA)
  • Laminated Bodies (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
FR8001745A 1980-01-28 1980-01-28 Procede de fabrication d'un element flexible et torsible et elements obtenus selon ce procede Granted FR2474395A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8001745A FR2474395A1 (fr) 1980-01-28 1980-01-28 Procede de fabrication d'un element flexible et torsible et elements obtenus selon ce procede
US06/227,879 US4386989A (en) 1980-01-28 1981-01-23 Method for producing a bendable and twistable element and such an element produced thereby
DE8181400091T DE3160895D1 (en) 1980-01-28 1981-01-23 Process for making a flexible and torsional element, and elements obtained by this process
EP81400091A EP0033275B1 (fr) 1980-01-28 1981-01-23 Procédé de fabrication d'un élément flexible et torsible et éléments obtenus selon ce procédé
JP56009119A JPS5820786B2 (ja) 1980-01-28 1981-01-26 可撓性且つ可捻性の要素の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8001745A FR2474395A1 (fr) 1980-01-28 1980-01-28 Procede de fabrication d'un element flexible et torsible et elements obtenus selon ce procede

Publications (2)

Publication Number Publication Date
FR2474395A1 true FR2474395A1 (fr) 1981-07-31
FR2474395B1 FR2474395B1 (enExample) 1982-03-19

Family

ID=9237923

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8001745A Granted FR2474395A1 (fr) 1980-01-28 1980-01-28 Procede de fabrication d'un element flexible et torsible et elements obtenus selon ce procede

Country Status (5)

Country Link
US (1) US4386989A (enExample)
EP (1) EP0033275B1 (enExample)
JP (1) JPS5820786B2 (enExample)
DE (1) DE3160895D1 (enExample)
FR (1) FR2474395A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0718188A1 (fr) 1994-12-22 1996-06-26 Eurocopter France Rotor sans articulation à anneaux intermédiaires de commande de pas
FR2756211A1 (fr) * 1996-11-26 1998-05-29 Eurocopter France Procede de fabrication d'un element composite flexible et torsible
US10189563B2 (en) 2013-12-10 2019-01-29 Airbus Helicopters Deutschland GmbH Beam for a rotorcraft rotor and rotorcraft rotor

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2529860B1 (fr) * 1982-07-08 1987-01-02 Aerospatiale Plateau de moyeu, procede de fabrication et moyeu de rotor de giravion equipe de tels plateaux
US4543040A (en) * 1982-09-30 1985-09-24 The Boeing Company Helicopter rotor system
US4837920A (en) * 1983-09-26 1989-06-13 The Bfgoodrich Company Slip ring assembly and method of manufacture
US4871935A (en) * 1983-09-26 1989-10-03 The B.F. Goodrich Company Slip ring assembly and method of manufacture
US4860610A (en) * 1984-12-21 1989-08-29 E. I. Du Pont De Nemours And Company Wound rotor element and centrifuge fabricated therefrom
US4655682A (en) * 1985-09-30 1987-04-07 United Technologies Corporation Compressor stator assembly having a composite inner diameter shroud
US4701157A (en) * 1986-08-19 1987-10-20 E. I. Du Pont De Nemours And Company Laminated arm composite centrifuge rotor
US4904322A (en) * 1987-03-20 1990-02-27 Mertens Richard O Method for manufacturing a tension belt
FR2616122B1 (fr) * 1987-06-04 1990-11-30 Aerospatiale Bras de liaison torsible et flexible avec amortissement de flexion integre, en particulier pour la liaison d'une pale de rotor a son moyeu, et rotor et moyeu equipes de tels bras
JP2583259B2 (ja) * 1988-01-08 1997-02-19 富士重工業株式会社 ヘリコプタ用フレックスビーム
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.
GB2386339A (en) * 2002-03-11 2003-09-17 Eleksen Ltd Mechanical contact apparatus and a method of production
US7708842B2 (en) * 2006-08-18 2010-05-04 Federal-Mogul World Wide, Inc. Metal gasket
EP2246256B1 (en) * 2009-04-29 2012-10-24 Eurocopter Deutschland GmbH Tension-torque-transmission element for a fenestron blade and method for producing it
US9254765B2 (en) * 2013-12-17 2016-02-09 Ford Global Technologies, Llc Vehicle armrest with structural fabric substrate
US9925897B2 (en) * 2013-12-17 2018-03-27 Ford Global Technologies, Llc Door trim armrest substrate structure
US10793254B2 (en) * 2016-12-12 2020-10-06 Textron Innovations Inc. Soft-in-plane proprotor systems
AU2019396247A1 (en) * 2018-11-30 2021-06-10 Arris Composites Inc. Compression-molded fiber-composite parts and methods of fabrication
WO2022053120A1 (en) * 2020-09-14 2022-03-17 Aalborg Universitet Method of manufacturing a fibre reinforced composite component having a reinforced hole

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3265554A (en) * 1962-06-11 1966-08-09 Bendix Corp Laminated tensile load carrying member having laminated end fittings
GB1125513A (en) * 1965-10-22 1968-08-28 United Aircraft Corp A fiberglass cloth reinforced plastics blade for a helicoptor rotor
FR2041747A1 (enExample) * 1969-05-20 1971-02-05 Sud Aviation
FR2065532A1 (enExample) * 1969-10-27 1971-07-30 Trw Inc

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1228996A (enExample) * 1968-05-10 1971-04-21
FR2125150B1 (enExample) * 1971-02-15 1973-12-07 Aerospatiale
US4251309A (en) * 1978-10-05 1981-02-17 The United States Of America As Represented By The Secretary Of The Army Method of making rotor blade root end attachment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3265554A (en) * 1962-06-11 1966-08-09 Bendix Corp Laminated tensile load carrying member having laminated end fittings
GB1125513A (en) * 1965-10-22 1968-08-28 United Aircraft Corp A fiberglass cloth reinforced plastics blade for a helicoptor rotor
FR2041747A1 (enExample) * 1969-05-20 1971-02-05 Sud Aviation
FR2065532A1 (enExample) * 1969-10-27 1971-07-30 Trw Inc

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0718188A1 (fr) 1994-12-22 1996-06-26 Eurocopter France Rotor sans articulation à anneaux intermédiaires de commande de pas
US5788462A (en) * 1994-12-22 1998-08-04 Eurocopter France Hingeless rotor with intermediate pitch-control rings
FR2756211A1 (fr) * 1996-11-26 1998-05-29 Eurocopter France Procede de fabrication d'un element composite flexible et torsible
US5961288A (en) * 1996-11-26 1999-10-05 Eurocopter Process for manufacturing a composite component capable of flexing and twisting
US10189563B2 (en) 2013-12-10 2019-01-29 Airbus Helicopters Deutschland GmbH Beam for a rotorcraft rotor and rotorcraft rotor

Also Published As

Publication number Publication date
US4386989A (en) 1983-06-07
EP0033275B1 (fr) 1983-09-21
DE3160895D1 (en) 1983-10-27
EP0033275A1 (fr) 1981-08-05
JPS5820786B2 (ja) 1983-04-25
FR2474395B1 (enExample) 1982-03-19
JPS56113444A (en) 1981-09-07

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