PRESSURE STABILIZING CAVUM STRUCTURE APPLICABLE TO AIR-LAYER DRAG REDUCTION SHIP
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United States of America Patent
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Issued Date -
May 2, 2024
app pub date -
Mar 4, 2021
filing date -
Feb 23, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A pressure stabilizing cavum includes multiple PE pipes and a backing plate. The multiple PE pipes are inserted through a longitudinal keel of the ship. Each PE pipe is provided with a first opening. Both two sides of the each PE pipe in the width direction of the first opening are connected to a hull bottom plate of the ship to form a pressure stabilizing cavum. The backing plate is located between the each PE pipe and the hull bottom plate and is sealingly connected to the each PE pipe and the hull bottom plate. The backing plate is provided with a first through hole, and the hull bottom plate is provided with a second through hole communicating with the first through hole, and the pressure stabilizing cavum communicates with the outside of the ship through the first through hole and the second through hole.
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