Patent ID: 7882794
Filing Date: 2011-02-08
Classification: B63B,B63C,E02B,E21B

Abstract:
1. A device for stabilizing or controlling the lowering or raising of a structure between the surface and the bed of the sea, said structure including or being connected to a buoyancy element having: a casing; and a buoyancy fluid having a density that is less than that of sea water, the buoyancy fluid confined in and entirely filling said casing, wherein said buoyancy fluid is a quasi incompressible fluid and naturally in a gaseous state at ambient atmospheric temperature and pressure, and naturally in an entirely liquid state at an underwater depth to which said buoyancy element is immersed; and wherein said buoyancy element imparts buoyancy to an immersed structure to which it is one of connected, secured, or in which it is integrated; said device comprising: at least one connection element of the cable or chain type, comprising: