To provide an underwater vessel capable of improving propulsion efficiency.SOLUTION: An underwater vessel 1 which is a machine body 2 having an outer periphery surface 2a forming a cylindrical surface with an axial line O as center and continuously extending in the axial direction has an entrance unit 11 opened over the whole periphery in one portion of an outer periphery surface in the axial direction and an exit unit 12 opened on a rear end of the machine body, and includes the machine body forming an annular channel 10 with a gradually shrinking diameter in at least one portion from an entrance unit and the exit unit, a propeller 3 provided in the annular channel and capable of being rotated around an axial line, and a driving unit 4 for rotating and driving the propeller.SELECTED DRAWING: Figure 1

    【課題】推進効率の向上を図ることが可能な水中航走体を提供する。【解決手段】水中航走体1は、軸線Оを中心とした円筒面状をなすとともに軸線方向に連続的に延びる外周面2aを有する機体2であって、外周面の軸線方向の一部で全周にわたって開口する入口部11及び機体の後端に開口する出口部12を有し、入口部から出口部に至る少なくとも一部において漸次縮径する環状流路10が形成された機体と、環状流路に設けられて軸線回りに回転可能なプロペラ3と、プロペラを回転駆動する駆動部4と、を備える。【選択図】図1


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    Titel :

    UNDERWATER VESSEL


    Weitere Titelangaben:

    水中航走体


    Beteiligte:
    HOSONO KAZUKI (Autor:in) / YAMADA TAKAYOSHI (Autor:in)

    Erscheinungsdatum :

    11.04.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen



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