A device for feeding fluid to a hydraulic actuator for controlling a pitch of fan blades of a two-propeller turboprop, the device including: a fluid manifold secured to a rotor of the turboprop and including a cylindrical portion including at least two fluid-circulation grooves, each presenting an outlet orifice; a fluid-admission support secured to a stationary portion of the turboprop and including a cylindrical portion including at least two distinct fluid passages opening to fluid-admission tubes and each leading radially into one of the fluid-circulation grooves of the manifold; and a tub constrained to rotate with the fluid manifold and including a cylindrical portion including at least two fluid-flow channels, each fed with fluid by a respective one of the outlet orifices of the fluid dispenser, each fluid-flow channel leading to a respective chamber of a control actuator.


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    Title :

    DISPOSITIF D'ALIMENTATION EN FLUIDE D'UN VERIN HYDRAULIQUE POUR LA COMMANDE DE L'ORIENTATION DES PALES DE SOUFFLANTE D'UN TURBOPROPULSEUR A DOUBLE HELICE


    Additional title:

    HYDRAULIC SUPPLY SYSTEM FOR A PITCH CHANGING ACTUATOR IN A TURBOFAN ENGINE DRIVING TWO PROPELLERS
    VERSORGUNGSSYSTEM FÜR HYDRAULISCH VERSTELLBARE PROPELLER EINES TURBOPROPTRIEBWERKS MIT ZWEI PROPELLER


    Contributors:

    Publication date :

    2017-08-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge




    DISPOSITIF A VERIN FIXE POUR LA COMMANDE DE L'ORIENTATION DES PALES DE SOUFFLANTE D'UN TURBOPROPULSEUR

    BELMONTE OLIVIER / BOSCO FRANCK EMMANUEL | European Patent Office | 2016

    Free access

    DISPOSITIF DE COMMANDE DE L'ORIENTATION DES PALES DE SOUFFLANTE D'UN TURBOPROPULSEUR

    MOUTON CLEMENTINE CHARLOTTE MARIE / CURLIER AUGUSTIN MARC MICHEL / LAO JEREMY PHORLA et al. | European Patent Office | 2017

    Free access

    DISPOSITIF DE COMMANDE DE L'ORIENTATION DES PALES DE SOUFFLANTE D'UN TURBOPROPULSEUR

    MOUTON CLEMENTINE CHARLOTTE MARIE / CURLIER AUGUSTIN MARC MICHEL / LAO JEREMY PHORLA et al. | European Patent Office | 2017

    Free access

    DISPOSITIF DE COMMANDE DE L'ORIENTATION DES PALES DE SOUFFLANTE D'UN TURBOPROPULSEUR

    MOUTON CLEMENTINE CHARLOTTE MARIE / CURLIER AUGUSTIN MARC MICHEL / LAO JEREMY PHORLA et al. | European Patent Office | 2017

    Free access