A method and apparatus comprising a composite spar. The composite spar has a root section and a main section. The root section is closed and has a shape configured to be connected to a blade retention system. The main section has an open channel. The composite spar is configured for placement inside of a blade.


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    Title :

    Composite propeller spar


    Contributors:

    Publication date :

    2015-10-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F03D Windkraftmaschinen , WIND MOTORS / B64C AEROPLANES , Flugzeuge



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