Device for reducing the power demand for the propulsion of a ship
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United States of America Patent
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Feb 28, 2012
Grant Date -
Sep 17, 2009
app pub date -
Mar 7, 2009
filing date -
Mar 10, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A device for reducing the power demand for the propulsion of a ship, and for broad-built or non-broad-built not-very-fast ships of any type which is affixed to the hull at a short distance upstream of the propeller, comprises a fore-nozzle with fins or hydrofoils that are arranged within the fore-nozzle, wherein the fore-nozzle, at the top, can be tilted forwards by up to 8°, on a horizontal transverse axis that extends through the centre of the fore-nozzle.
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