There is provided a lower attachment 2 for a trimmable horizontal stabiliser actuator (THSA) 1 for connecting the THSA 1 to a flight control surface, the lower attachment 2 comprising: a nut assembly 18 for providing a load path through the THSA 1 to the flight control surface when the THSA 1 is connected to the flight control surface, comprising: a nut 26 for location on a screw shaft 8 of the THSA 1, a failsafe plate 20 for coupling to the flight control surface, and a transfer plate 22 for transferring load between the failsafe plate 20 and the nut 26; wherein the nut assembly 18 has a first unloaded configuration in which there is no contact between the nut 26 and the transfer plate 22, and a second loaded configuration in which there is contact between a first pair of opposed surfaces 34 of the nut 26 and the transfer plate 22, and a clearance 40 between a second pair of opposed surfaces 36 of the nut 26 and the transfer plate 22; and a locking assembly 44 operable to prevent relative movement of the nut 26 and the transfer plate 22 in response to the nut assembly 18 transitioning to the second configuration.


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    Titel :

    LOWER ATTACHMENT FOR TRIMMABLE HORIZONTAL STABILISER ACTUATOR


    Weitere Titelangaben:

    UNTERE BEFESTIGUNG FÜR EINEN AKTUATOR EINES TRIMMBAREN HÖHENLEITWERKS
    FIXATION INFÉRIEURE POUR ACTIONNEUR DE STABILISATEUR HORIZONTAL AJUSTABLE


    Beteiligte:

    Erscheinungsdatum :

    12.06.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / 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 / F16H Getriebe , GEARING



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