Propulsion system for a ship
AssigneeRolls-Royce Aktiebolag
InventorsJens Tornblad, Christer Häger, Sven-Gunnar Karlsson, Gunnar Styrud
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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.
Claims12
A propulsion system for ships comprising an impeller (13, 14), a stator shell (1), and a impeller housing (3) for achieving a water jet, 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), characterised in that 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.
Dependencies are inferred from the claim text.