COLLAPSIBLE BOAT Russian patent published in 1997 - IPC

FIELD: shipbuilding. SUBSTANCE: collapsible boat consists of hull sections which may be laid one in other for storage or transportation; hull sections are provided with flanges-frames and gaskets repeating contours of flanges-frames. Flanges-frames of adjacent sections are connected by means of fastening parts. Hull sections are made from composite material, glass-reinforced plastic, for example including four layers of binder and three load-bearing layers made from glass fabric and located between binders. Gaskets have sides parallel to plane of mating the hull sections. EFFECT: enhanced reliability. 23 cl, 8 dwg