ANTI-MOTION DEVICE THAT A SEMI-SUBMERSIBLE BOX SURFACES OR SUBMERGES BY WATER PRESSURE IN THE INNER SPACE AT BOTH SIDES OF THE VESSEL

摘要

PURPOSE: An antimotion device is provided to save energy required when ships and barges sail by effectively damping rolling and pitching with using a buoyancy weight. CONSTITUTION: An antimotion device comprises a first opening(22) and a second opening(23). Air flows into or out from a sealed box through the first opening. Water flows into or out from the lower part of the box through the second opening. [Reference numerals] (AA) Empty space; (BB) Weight(water)