Patent ID: 8074592
Filing Date: 2011-12-13
Classification: B63G,B63H,H02K

Abstract:
1. A submarine, comprising: a boat hull including a stern; and a propulsion drive arranged in the longitudinal direction of the submarine as an extension of the stern and outside the boat hull, the propulsion drive comprising: wherein the housing of the propulsion drive is attached movably on the boat hull, wherein the propulsion drive further comprises: wherein the rotor of the first electric motor and the rotor of the second electric motor are arranged in the channel in the main direction of flow of the water behind each other, wherein the rotor of the first electric motor is rotated independently of the rotor of the second electric motor, in order to divert an outflow of the water caused by the rotor of the first electric motor which deviates from the main direction of flow at least partly back into the main direction of flow, and wherein the rotors of the first and second electric motors are supported to enable them to rotate in opposite directions to each other in the housing.