Amphibious multihull boat

Ships – Displacement-type hull – Multiple hulls

Patent

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Details

114344, 114354, 114364, B63C 1300

Patent

active

052439240

ABSTRACT:
A boat including a main hull, a first pontoon hingedly connected to the main hull, and a second pontoon hingedly connected to the main hull on an opposite side of the main hull from the first pontoon. The first and second pontoons have wheels extending outwardly beyond a surface of the first and second pontoons. The first pontoon is selectively movable between a first position extending outwardly of the main hull and a second position extending below the main hull. The first wheel extends below the first pontoon when in the second position. The second pontoon is also selectively movable between a first position extending outwardly from the main hull and a second position extending below the main hull. The second wheel extends below the second pontoon when in the second position. A first strut section extends between the main hull and the first pontoon. A second strut section extends between the main hull and the second pontoon. The strut sections include deck surfaces extending across the boat. A bowsprit is hingedly connected to a forward area of the main hull and is movable between a position above the main hull to a towing position below the main hull.

REFERENCES:
patent: 2890466 (1959-06-01), Bly
patent: 3193851 (1965-07-01), Fiebelkorn
patent: 3689950 (1972-09-01), Jalowiecki et al.
patent: 3796175 (1974-03-01), Ford
patent: 3941074 (1976-03-01), Millerbernd
patent: 4198918 (1980-04-01), Patriarca et al.

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