Helicopter and new VTOL aircraft, although differing in appearance, belong to same family; dominant parameter is disk loading, giving 2 types of actuator disk, open disk or rotor and buried disk or fan; noise and vibration criteria; rotor is subject to aerodynamic limitations, which give speed limits for pure rotor and rotor compounded with fixed wing; engine requirements for pure, compound, and convertible helicopters; their characteristics, economics and uses.


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    Title :

    Helicopter, first of VTOL aircraft


    Additional title:

    Roy Aeronautical Soc -- J


    Contributors:
    Hafner, R. (author)

    Published in:

    Publication date :

    1961


    Size :

    15 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


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