This present invention relates to an electric fin and a water sports instrument, wherein the electric fin comprises a housing extending along a first direction and having a water inlet cavity; and a propeller and a guide member sequentially arranged in the first direction, wherein the propeller is located in the water inlet cavity, at least part of the guide member is located in the water inlet cavity, the water flow in the water inlet cavity flows out of the guide member; the propeller is provided with a propeller shaft and a plurality of blades, the propeller shaft extends in the first direction, and the plurality of blades are spaced around a circumference of the propeller shaft; the guide member is provided with a guide shaft and a plurality of flow deflectors, the guide shaft extends in the first direction and the plurality of flow deflectors are spaced around a circumference of the guide shaft; the propeller shaft and the guide shaft having an outer contour S with a taper which gradually decreases along a second direction from said second end portion of the propeller shaft toward said flow guide. The electric fin of the present invention has sufficient power and good guiding performance.


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    Titel :

    Electric fin and water transport instrument


    Beteiligte:
    WANG ZHIYUE (Autor:in)

    Erscheinungsdatum :

    18.03.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

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



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