| abstract |
The marine recovery and impingement type separation device includes a buoyancy part including a buoyant material, an accommodating part disposed inside the buoyancy part and having an empty shape, an upper cover part disposed on the accommodating part, and the upper cover part. A through-pressure valve part for uniformly adjusting the pressure inside the accommodating part and the outside of the accommodating part by penetrating and introducing air into the accommodating part, and is disposed between the accommodating part and the upper cover part. An o-ring portion sealing the gap between the upper cover portion and a lower cover portion disposed below the accommodating portion, wherein the buoyancy portion, the accommodating portion, the upper cover portion, the pressurization valve portion, the o-ring portion, and the lower cover The part includes a material having a waterproof function, and the accommodating part is liquid inside by the upper cover part, the pressurization valve part, the O-ring part and the lower cover part. The inflow of is prevented. |