Ships – Boats – boat component – or attachment – Sectional
Patent
1997-07-11
1999-12-28
Swinehart, Ed
Ships
Boats, boat component, or attachment
Sectional
B63B 700
Patent
active
060066911
ABSTRACT:
A folding boat assembly includes a hull assembly comprised of a pair of flexible hull panels joined at confronting keel edges by a flexible hinge that permits folding the hull panels together and rolling the hull panels into a storage package. An internal frame assembly for supporting the hull includes a pair of cam-action frame assemblies disposed generally amidship to define the hull curvature and apply tension to the hull between the gunwales. A cockpit coaming is supported at opposed ends by the cam-action frame assemblies and defines a passenger cockpit. A pair of longitudinal strut assemblies extend from the cockpit coaming fore and aft to engage the bow and stern to absorb longitudinal compression forces and transmit them to the cockpit coaming. A deck assembly extends across the gunwales from the bow and stern to the midship area, and may comprise a flexible waterproof fabric. A sealed zipper closure each the deck assembly permits access to install and remove the frame assemblies and longitudinal strut assemblies. The decks may comprise form-retaining panels secured to the gunwale edges by sealed zipper closures. A plurality of panel stiffeners are secured to the hull panels to provide increased stiffness and rigidity to selected portions of the hull panels.
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