A boat propulsion including a drive motor coupled to a sail-drive transmission equipped with a drive shank carrying a propeller shaft for a propeller, and a supporting and sealing flange, to which said drive shank is attached, wherein said supporting and sealing flange has an upper and a lower side and consists of a main portion, to which said drive shank is attached, and at least an extension portion provided with at least one through opening into which a corresponding nozzle is engaged with an ejection section, arranged on the underside of said flange, with an exit channel having an axis oriented substantially horizontally so as to produce a thrust in a different direction from that produced by said propeller, an inlet section, located on the upper side of said flange, connected to a pressurized water supply pipe from at least a pressurization pump connected to a water loading inlet.


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    Title :

    Sail-drive propulsion system for boats


    Contributors:
    PAVESI UGO (author)

    Publication date :

    2025-05-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING



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    PAVESI UGO | European Patent Office | 2025

    Free access


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