An appendage 8 for reducing a hub vortex is arranged, through a support 7 extending from a hull 2, behind a propeller (wing propeller) 4 having no rudder behind the propeller. The appendage 8 is in the form of a spindle having a circular cross-section in a direction perpendicular to a central axis of the spindle along a hull and having a rear portion with gradually reduced diameters toward a rear end. The appendage 8 has a maximum diameter and a length along a hull which are 10-40% inclusive and 40-70% inclusive of the diameter of the propeller (wing propeller) 4, respectively.


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    Titel :

    PROPULSION DEVICE FOR MULTI-SHAFT SHIP


    Weitere Titelangaben:

    ANTRIEBSVORRICHTUNG FÜR MEHRWELLENSCHIFF
    DISPOSITIF DE PROPULSION DE NAVIRE À ARBRES MULTIPLES


    Beteiligte:
    MASUDA SATOSHI (Autor:in) / FUJISAWA TAKEHARU (Autor:in) / YAMAUCHI YUTAKA (Autor:in)

    Erscheinungsdatum :

    2021-08-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

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



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