Patent ID: 7520235

Claim:
DEVICE FOR THE EXTRACTION OF A SUBMERGED ROPE USED TO MOOR A BOAT, said device comprising: an inflatable element connected to a rope, one of whose ends is fixed to the sea bottom by means of a mooring post, the inflatable element being furthermore connected to a compressor by means of a flexible air line for inflating the inflatable element and pulling the rope up to the surface to permit the boat to be moored, and for deflating the inflatable element and submerging it along with the rope when the boat is cast off; a rigid bar at least the upper part of which is joined to the rope and to which is also joined the inflatable element at a certain distance from the upper end; and an element for limiting the course of the rigid bar when the inflatable element is inflated, in order to adjust the height above the level of water at which a tip of the rope is located.