Motor unit for a ship

Marine propulsion – Electric drive for propelling means

Reexamination Certificate

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Reexamination Certificate

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11135374

ABSTRACT:
An arrangement for a ship's propulsion unit includes a motor unit with a motor housing arranged in the water. A motor and related controls are provided in the motor housing. A propeller is arranged at an end of a motor shaft. The motor unit includes an electric motor, wherein an entire circumferential surface of the electrical motor is cooled through a casing structure of the motor directly to the water surrounding the motor unit.

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