A boat propulsion device includes an engine including a crankshaft extending in an up-and-down direction and a cowling accommodating the engine. The cowling includes a first cowling portion preferably made of resin, a second cowling and a coupling mechanism configured to couple the first cowling portion to the second cowling portion. The coupling mechanism includes a first lock portion and a second lock portion. The first lock portion is attached to the first cowling portion. The second lock portion is attached to the second cowling portion and locks with the first lock portion. The first cowling portion includes a cowling main body and a support portion. The support portion preferably has a plate shape. The support portion is erected on an inner surface of the cowling main body, supports the first lock portion, and includes a small thickness section and a large thickness section.


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    Title :

    Boat propulsion device


    Contributors:
    ITO YU (author)

    Publication date :

    2016-08-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / F02B INTERNAL-COMBUSTION PISTON ENGINES , Brennkraftmaschinen mit innerer Verbrennung mit Verdrängerwirkung / F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF



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