Disclosed are a propulsion device for a ship and a ship having the same. The propulsion device may include a rotational shaft, a rear propeller fixed to the rotational shaft, a front propeller rotatably supported by the drive shaft in front of the rear propeller, a counter rotation unit disposed in an installation space of a stern of a ship body and including a plurality of gears configured to reverse rotation of the rotational shaft and transmit the reversed rotation to the front propeller and a gear box configured to receive the plurality of gears, a coupling unit configured to separably connect the rotational shaft with the counter rotation unit and cut off power transmission from the rotational shaft to the counter rotation unit upon disconnection therebetween, and a rotation preventing unit configured to prevent rotation of the front propeller when the coupling unit is separated.


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    Title :

    Propulsion device for ship and ship comprising the same


    Contributors:
    LEE DONG-HYUN (author) / SEO JONG-SOO (author) / LEE TAE-GOO (author) / PAIK KWANG-JUN (author) / PARK KWANG-KUN (author) / HWANGBO SEUNG-MYUN (author) / KIM JI NAM (author) / KWUN HYUK (author)

    Publication date :

    2017-09-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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



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