Patent ID: 6857155
Filing Date: 2005-02-22
Classification: B63B,E01D

Abstract:
1. An automatic level-control floating apparatus comprising: a fixed casing resting on the water bottom or supported by a support set on the water bottom; the fixed casing having a top open to the atmosphere; the fixed casing filled with liquid; a piston body floating on the liquid in the fixed casing in such a manner that the piston body can move vertically; a floating tank integral with and positioned outside the piston body; the floating tank floating on the water; the floating tank having a top open to the atmosphere; the floating tank filled with liquid; a floating body for supporting the bottom of a superstructure above the water; the floating body floating on the liquid in the floating tank in such a manner that the floating body can move vertically; and a communicating line connecting the interior of the floating tank and the interior of the fixed casing so that the liquid can flow between the tank and the casing; wherein the level of the floating body can be controlled automatically.