FLOATING DOCK PONTOON Russian patent published in 1995 - IPC

FIELD: shipbuilding and ship-repairing; solid and pontoon non-selfpropelled floating docks made of any material. SUBSTANCE: pontoon bottom is made in form of solid frame possessing positive buoyancy which is partially located inside pontoon at spaced relation over its external contour relative to side and end walls of pontoon over its perimeter and is connected over its perimeter with lower edge of side and end walls of pontoon by means of flexible tight tape whose width is less than maximum clearance between external contour of frame and above-mentioned walls of pontoon. EFFECT: enhanced reliability. 7 dwg