A retractable pontoon boat has a deck, a starboard pontoon and a port pontoon, a center beam coupled to the underside of the deck and running substantially from bow to stern, a plurality of pivoting arms coupling the pontoons to the center beam, a plurality of bearings interposed between the deck and the pivoting arms, and one or more linear actuators for actuating the pivoting arms; wherein, in a first, retracted position, the pontoons are substantially underneath the deck; and wherein, in a second, extended position, the pontoons are substantially extended from underneath the deck.


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    Title :

    Retractable pontoons


    Contributors:

    Publication date :

    2019-02-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



    RETRACTABLE PONTOONS

    MCCORMICK THOMAS B | European Patent Office | 2018

    Free access

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    Engineering Index Backfile | 1953


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    Black, A. | Engineering Index Backfile | 1927


    Pontoons for raising sunken airplanes

    Engineering Index Backfile | 1946


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    D. Taylor / J. J. Bayles | NTIS | 1967