The invention is related to an airfoil (1a) for a rotor blade (1) of a rotary wing aircraft, said airfoil (1a) having a predetermined maximum thickness to chord ratio and comprising, between a leading edge (3a) and a trailing edge (3b), an extrados (4b) and an intrados (4a), said intrados (4a) being defined by predetermined intrados coordinate value pairs and said extrados (4b) being defined by predetermined extrados coordinate value pairs, wherein a maximum error of each one of said predetermined intrados coordinate value pairs and said predetermined extrados coordinate value pairs amounts to ±3%.


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    Title :

    AIRFOILS FOR ROTOR BLADES OF ROTARY WING AIRCRAFTS


    Additional title:

    SCHAUFELN FÜR ROTORBLÄTTER VON DREHFLÜGLERLUFTFAHRZEUGEN
    PROFILS AÉRODYNAMIQUES POUR PALES DE ROTORS POUR DES AÉRONEFS À VOILURE TOURNANTE


    Contributors:

    Publication date :

    2017-09-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge



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