A method for manufacturing layer-upon-layer an integral composite aeronautical structure (10), preferably the aeronautical structure being a control surface, wherein the method comprises the steps of:a) providing an additive manufacturing tool (20) comprising a depositing mold (23) shaping an aerodynamic surface and at least one head (24) configured to be moved over the depositing mold (23) and to deposit fibrous material reinforcement and/or meltable material;b) depositing fibrous material reinforcement embedded within meltable material onto the depositing mold (23), at least one layer of a lower aerodynamic face-sheet (11) being built thereby;c) depositing meltable material onto at least a portion of the outer layer of said lower aerodynamic face-sheet (11), at least one layer of core structure (12) being built thereby; andd) depositing fibrous material reinforcement embedded within meltable material onto at least the outer layer of said core structure (12), at least one layer of an upper aerodynamic face-sheet (14) being built thereby;wherein the steps b), c) and d) are performed using Additive Manufacturing technology.


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    Titel :

    METHOD FOR MANUFACTURING AN AERONAUTICAL STRUCTURE


    Weitere Titelangaben:

    VERFAHREN ZUR HERSTELLUNG EINER AERONAUTISCHEN STRUKTUR
    PROCÉDÉ DE FABRICATION D'UNE STRUCTURE AÉRONAUTIQUE



    Erscheinungsdatum :

    2022-11-02


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29K Index-Schema für Formmassen oder Materialien für Verstärkungen, Füllstoffe oder vorgeformte Teile, z.B. Einlagen in Verbindung mit den Unterklassen B29B, B29C oder B29D , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C / B33Y ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING , Additive (generative) Fertigung, d. h. die Herstellung von dreidimensionalen [3D] Bauteilen durch additive Abscheidung, additive Agglomeration oder additive Schichtung, z. B. durch 3D- Drucken, Stereolithografie oder selektives Lasersintern / B64C AEROPLANES , Flugzeuge / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen



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