| 摘要 |
PURPOSE: Inner chambers of a ship is separated by a partitioning and filled with air to improve buoyancy of the ship, thereby improving safety. CONSTITUTION: A partitioning(2) is provided to separate inside of a ship to seal the inner space. A rubber packing(5) is used to lock a door(5'). An air injecting port(3) and a plug(4) are installed to inject air to each separate chamber inside of the ship. A fixing handle(4') is provided to lock the door of the air chamber.
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