Propulsion system for a ship
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United States of America Patent
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Sep 28, 2004
Grant Date -
Aug 14, 2003
app pub date -
Dec 4, 2002
filing date -
Jun 7, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
The invention comprises a propulsion system for ships comprising an impeller (13, 14), a stator shell (1), and a impeller housing (3) for achieving a waterjet, a shaft (11, 12) for the propulsion of the impeller (13), and a bearing arrangement for the shaft (11, 12) in the stator shell (1), and preferably a sealing (15) of the shaft (11, 12) in the impeller housing (3), wherein said bearing arrangement comprises at least one sliding bearing unit (25; 26) intended to carry axial load, and which sliding bearing preferably is water lubricated.
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