The invention relates to a drive arrangement (1, 2) for a marine vessel (10), the drive arrangement (1, 2) comprising: an upper drive part (4) configured to be mounted onto an outside of a transom (3) of the marine vessel (10); a lower drive part (5) connected to the upper drive part (4) so as to be fixed in a vertical direction in relation to the upper drive part (4), wherein the lower drive part (5) has a hydrodynamic configuration and is provided with at least one propeller (6); and a transmission system (7, 8, 9) arranged to transfer a drive torque to the propeller (6) from a drive source system (20, 21, 22, 23) connected to the transmission system, wherein an outer surface of the upper drive part (4) substantially is made up of a plurality of surface sections (41-51) connected by one or more edges (60), wherein each of said surface sections (41-51) has a shape corresponding to a so-called ruled surface that can be generated by the motion of a straight line, such as a planar surface or a lateral surface of a cylinder or cone.
DRIVE ARRANGEMENT FOR A MARINE VESSEL
ANTRIEBSANORDNUNG FÜR EIN SCHIFF
AGENCEMENT D'ENTRAÎNEMENT POUR UN NAVIRE
2022-08-03
Patent
Electronic Resource
English
IPC: | B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING |