The invention is related to a pitch control device with a simplified structure and reduced weight for a ducted tail rotor of a rotorcraft. The pitch control device comprises a control input member with a disc-shaped central component and at least two connecting arms that extend radially from the disc-shaped central component, wherein the disc-shaped central component is provided for being mounted to an associated pitch control shaft of the ducted tail rotor, and a control transfer member with a ring-shaped connector and at least two push rods that extend axially from the ring-shaped connector, wherein each one of the at least two push rods is provided for being coupled to an associated pitch lever of a rotor blade of the ducted tail rotor and wherein the control input member comprises a composite material and the control transfer member comprises metal.

    Linvention concerne un dispositif de commande de pas ayant une structure simplifiée et un poids réduit pour un rotor arrière canalisé dun giravion. Le dispositif de commande de pas comprend un élément dentrée de commande avec un composant central en forme de disque et au moins deux bras de liaison qui sétendent radialement à partir du composant central en forme de disque, le composant central en forme de disque étant prévu pour être monté sur un arbre de commande de pas associé du rotor de queue caréné, et un élément de transfert de commande avec un raccord en forme danneau et au moins deux tiges de poussée étant prévue pour être accouplée à un levier de pas associé dune pale de rotor du rotor de queue caréné dans laquelle lélément dentrée de commande comprend un matériau composite et lélément de transfert de commande comprend du métal.


    Access

    Download


    Export, share and cite



    Title :

    PITCH CONTROL DEVICE FOR A DUCTED TAIL ROTOR OF A ROTORCRAFT


    Additional title:

    DISPOSITIF DE CONTROLE DE PAS DESTINE A UN ROTOR DE QUEUE GAINE D'UN GIRAVION


    Contributors:

    Publication date :

    2019-12-31


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge



    PITCH CONTROL DEVICE FOR A DUCTED TAIL ROTOR OF A ROTORCRAFT

    European Patent Office | 2019

    Free access

    PITCH CONTROL DEVICE FOR A DUCTED TAIL ROTOR OF A ROTORCRAFT

    VOGL JULIUS / KUNTZE-FECHNER GERALD / OTTO VICTORIA | European Patent Office | 2019

    Free access

    PITCH CONTROL DEVICE FOR A DUCTED TAIL ROTOR OF A ROTORCRAFT

    VOGL JULIUS / KUNTZE-FECHNER GERALD / OTTO VICTORIA | European Patent Office | 2018

    Free access

    PITCH CONTROL DEVICE FOR A DUCTED TAIL ROTOR OF A ROTORCRAFT

    GERALD KUNTZE FECHNER / JULIUS VOGL / VICTORIA OTTO | European Patent Office | 2018

    Free access

    Pitch control device for a ducted tail rotor of a rotorcraft

    VOGL JULIUS / KUNTZE-FECHNER GERALD / OTTO VICTORIA | European Patent Office | 2020

    Free access