Napier Gazelle engine installed in prototype of Westland Wessex naval helicopter designed primarily as power unit for helicopters, but can also be used as propeller/turbine engine; advantage for helicopter propulsion is that it can maintain high power output whether helicopter is in hovering or in forward flight. (see also English Elec J v 15 n 3 Sept 1957 p 9-19; Am Helicopter v 47 n 7 June 1957 p 10-3, 15-6)


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    Title :

    Free-turbine engine for helicopters with shaft drive


    Additional title:

    Engineering


    Published in:

    Engineering ; 183 , n 4758


    Publication date :

    1957


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :