Disclosed is a propulsion device. According to the embodiment of the present invention, the propulsion device includes: a propeller providing a propulsion force to a hull; a duct enclosing the propeller; and a fin located in rear of the propeller and supported by the duct, wherein the fin damps a rotary current of a rear current of the propeller. The propulsion device can efficiently damp the rotary current among the rear currents of the propeller.

    추진장치가 개시된다. 본 발명의 실시예에 따른 추진장치는 선체에 추력을 제공하는 프로펠러; 상기 프로펠러를 둘러싸는 덕트; 및 상기 프로펠러의 후방에 위치하고, 상기 덕트에 지지되며, 상기 프로펠러의 후류의 회전류를 감쇠시키는 핀을 포함한다.


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    Title :

    PROPULSION APPARATUS


    Additional title:

    추진장치


    Contributors:
    ROH JAE OUK (author) / SONG CHI SU (author) / LEE DONG HYUN (author) / KIM SU HYUNG (author)

    Publication date :

    2016-05-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

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



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