A cavity system for use on a vehicle is provided. The cavity system comprises a cavity 2 having a front edge 14 and a rear edge 16 arranged orthogonally to the actual or intended direction of travel 3 of the vehicle, and longitudinal edges 18. The front and/or rear and longitudinal edges define an opening. The cavity system also comprises an elongate flow partition, or fence, protruding from a surface adjacent each longitudinal edge of the cavity into the ambient flow outside the cavity. The flow partition comprising an inboard surface facing predominantly towards the cavity and an outboard surface facing predominantly away from the cavity. An aircraft comprising the cavity system is also provided. The cavity may be a weapons bay, for example a rotary payload bay, or a landing gear bay. The fence may be rotated about a hinge by a motor 9 to be positioned in the ambient flow.


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    Titel :

    Cavity acoustic tones suppression


    Beteiligte:

    Erscheinungsdatum :

    23.08.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT



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