To reduce fuel consumption without impairing operational safety of a ship. A ship 10 configured to obtain propelling force by driving a designed propeller 11 with a main engine 12, and including: a vertical tunnel 30 that is formed at a bow portion to pass through a ship bottom; a lateral tunnel 32 that is formed in communication with the vertical tunnel 30; and an additional propeller device 24 that is provided, which has an additional propeller 20 and a driving unit 22 for the propeller, wherein the additional propeller device 24 is configured such that the additional propeller 20 can turn around a vertical center line of the vertical tunnel 30, the additional propeller 20 is configured to be capable of vertically movable from below the ship bottom to a height position of the lateral tunnel 32, and when the additional propeller 20 is at the height position of the lateral tunnel 32, the additional propeller 20 is configured to follow the lateral tunnel 30.


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    Title :

    BOAT EQUIPPED WITH ADDITIONAL PROPELLER


    Additional title:

    BOOT MIT ZUSÄTZLICHEM PROPELLER
    BATEAU ÉQUIPÉ D'UNE HÉLICE SUPPLÉMENTAIRE


    Contributors:

    Publication date :

    2018-01-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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



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