Disclosed is a boat with at least one combustion engine positioned on or symmetrical with the vertical median plane of the boat and two engines provided symmetrical with respect to the vertical median plane, each including a propeller in a duct with: a central section on which the propeller is positioned, a rear section leading via a rear opening onto the transom of the hull, a front section with a continuous curved profile, leading via a side opening to the outside wall of the hull, the side opening having a larger cross-section than the cross-section of the rear opening in order for the duct to include at least one converging nozzle, the front section being oriented so that the stream of water exiting from the side opening is directed towards the front and forms an angle of 20° to 60° with respect to the wall of the hull.


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    Title :

    BATEAU COMPORTANT DES MOTORISATIONS QUI PRESENTENT DES HELICES POSITIONNEES CHACUNE DANS UN CONDUIT PROCURANT UN FONCTIONNEMENT OPTIMISE EN MARCHE AVANT ET UNE GRANDE MANIABILITE


    Additional title:

    BOAT COMPRISING ENGINES THAT HAVE PROPELLERS EACH POSITIONED IN A DUCT, ENSURING OPTIMISED OPERATION DURING FORWARD TRAVEL AND HIGH MANOEUVRABILITY
    BOOT MIT MOTOREN, DEREN PROPELLER JEWEILS IN EINEM KANAL ANGEORDNET SIND UND EINEN OPTIMIERTEN BETRIEB WÄHREND DER VORWÄRTSFAHRT SOWIE HOHE MANÖVRIERBARKEIT GEWÄHRLEISTEN


    Contributors:

    Publication date :

    2025-01-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS