To provide an underwater sailing body capable of improving a silence property.SOLUTION: An underwater sailing body 1 comprises a pressure resistant structure 10 forming a hollow, internal space S in water, a cylindrical storage structure 11 of a projectable/retractable body installed on an outer peripheral surface 10f of the pressure resistant structure 10 and extending outward from the outer peripheral surface 10f, a projectable/retractable body 21 housed in the storage structure 11 of the projectable/retractable body and being projectable/retractable outward from the storage structure 11 of the projectable/retractable body, and a lifting mechanism 23A of the projectable/retractable body to make the projectable/retractable body 21 project/retract outward from inside the storage structure 11 of the projectable/retractable body. The projectable/retractable body lifting mechanism 23A comprises a feed screw 34 to slidingly move the projectable/retractable body 21 in projecting/retracting direction of the projectable/retractable body 21, and a motor 35 installed in the pressure resistant structure 10 and to rotate the feed screw 34 around the central axis.SELECTED DRAWING: Figure 2

    【課題】静粛性を向上させることができる。【解決手段】水中航走体1は、水中で中空の内部空間Sを形成する耐圧構造10と、耐圧構造10の外周面10fに設けられ、外周面10fから外方に向かって延びる筒状の出没体格納構造11と、出没体格納構造11内に収容され、出没体格納構造11内から外方に向かって出没可能な出没体21と、出没体21を出没体格納構造11内から外方に向かって出没させる出没体昇降機構23Aと、を備え、出没体昇降機構23Aは、出没体21を出没体21の出没方向にスライド移動させる送りネジ34と、耐圧構造10内に設けられ、送りネジ34を中心軸回りに回転させるモータ35と、を備える。【選択図】図2


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    Title :

    UNDERWATER SAILING BODY


    Additional title:

    水中航走体


    Contributors:

    Publication date :

    2020-08-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen



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