Succcessful series of tests was made by Royal Canadian Air Force on propeller designed by W. R. Turnbull; variation of pitch angle is controlled by small electric motor carried on, and in front of, hub, which rotates blades through suitable train of gearing.


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    Title :

    A promising variable-pitch airscrew


    Additional title:

    Aeroplane


    Published in:

    Aeroplane ; 33 , n 19


    Publication date :

    1927


    Remarks:

    1 Fig.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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