| 摘要 |
PURPOSE: A seawater inlet cover is provided to improve workability and to mount multiple blocking plates at a time. CONSTITUTION: A seawater inlet cover comprises a cover base(110), a buoyancy control box(120), a gasket, a through pipe(125) and a fixing bolt. The cover base comprises a handle(116) projected in a front side. The buoyancy control box has a space to save gas. The buoyancy control box comprises a projection window(130) for observing the amount of the seawater flowing in into the inside of the space. A gasket adheres closely to an edge of a seawater inlet. The through pipe is installed through the buoyancy control box. The fixing bolt is fixed through the through pipe to the seawater inlet side.
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