A riser movable buoyancy device is disclosed. The riser movable buoyancy device includes a buoyancy body that is slidably installed along the outside of a riser; a rack gear installed on the surface of the riser; a drive motor installed on the buoyancy body; and a pinion gear rotatably installed on a rotary shaft of the drive motor and meshed with the rack gear.

    라이저 이동식 부력장치가 개시된다. 라이저 이동식 부력장치는, 라이저의 외부를 따라 슬라이딩 가능하게 설치되는 부력체와, 라이저의 표면에 설치되는 랙 기어와, 부력체에 설치되는 구동모터와, 구동모터의 회전축에 회전 가능하게 설치되어 랙기어에 치합되는 피니언 기어를 포함한다.


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    Title :

    RISER MOVABLE BUOYANCY DEVICE


    Additional title:

    라이저 이동식 부력장치


    Contributors:
    AUM KI SUNG (author)

    Publication date :

    2021-04-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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