INFLATABLE MULTI-SEATER BOAT Russian patent published in 1998 - IPC

FIELD: shipbuilding; designing of multi-seater inflatable boats. SUBSTANCE: inflatable multi-seater boat has inflatable sides, aft portion, longitudinal balloon laid in middle section from bow to stern and bottom secured to sides, fore and aft portions and to longitudinal balloon; pairs of transverse inflatable cylinders are secured to balloon and to sides; aft portion is made in form of rigid flat transom with round opening in its center embracing the longitudinal balloon on both sides and with round side cuts embracing the inner portion of sides; transom is secured to sides, longitudinal balloon and bottom through profiled part; in center portion of transom there is vertical joint over entire height; its edges are detachably connected in upper portion of transom located above zone of upper generatrix of longitudinal balloon; they are connected by means of cover plate and fastenings; lower portion of round cut is located between longitudinal balloon and bottom. Not continuous flooring may be located along hull of boat from fore section as far as transom in spaces between sides and longitudinal balloon; flooring is detachably secured to bottom in area of transom and fore portion by means of flexible members; flooring is made in form of parallel rigid members secured by means of flexible belts. EFFECT: enhanced reliability. 2 cl, 5 dwg