A surfboard comprising deep channels with rifling in the bottom contour thereby reducing the overall planing surface and associated drag, and creating spiralling water and vortices through the channels to increase water pressure creating forward thrust and improving the down the line speed of the surfboard as it travels on a wave.


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    Title :

    Channelled surfboard


    Contributors:

    Publication date :

    2019-08-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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