Patent ID: 6135048
Filing Date: 2000-10-24
Classification: B63B

Abstract:
A foldable pontoon comprising two inner floating bodies and two outer floating bodies, wherein the two inner floating bodies are connected to each other through joints and the outer floating bodies are connected to the inner floating bodies through joints, and wherein the floating bodies are foldable in a transport position in the shape of a W, a pull rope device comprising pull ropes and levers for facilitating a folding and unfolding procedure of the pontoon, wherein the levers include a two-arm unfolding lever mounted at each end face of the outer floating bodies, wherein a pull rope is attached to a first end of the unfolding lever and a second end of the unfolding lever acts on a stop, wherein each joint between the outer floating body and the inner floating body is comprised of a double joint with a joint shaft mounted on the outer floating body and a joint shaft mounted on the inner floating body, wherein the unfolding lever is comprised of a joint plate for effecting an articulated connection of the joint shafts, further comprising means for connecting the unfolding levers mounted at the end faces of the pontoon such that the unfolding levers move together.