Details on two British manpowered aircraft projects, Hartman ornithopter and Perkins inflatable-wing machine; in ornithopter, flapping action of wing is obtained by rowing action of pilot's arms, which hold special hand-grips attached to parallelogram linkage; inflatable-wing machine incorporates special form of transmission to couple to propeller bicycle pedals by which manpower will be exerted; diagrams and data.


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    Title :

    Muscle-men emerge


    Additional title:

    Flight


    Published in:

    Flight ; 76 , n 2642


    Publication date :

    1959


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :



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