Device for installing and/or removing a steerable propulsion pod for a ship

The present invention relates to a device for installing and/or removing a steerable propulsion pod for a ship having two of said steerable propulsion pods, each pod comprising a bulb suspended from the ship by a fin. The invention applies to installing and/or removing a steerable propulsion pod for a ship having two of said steerable propulsion pods, each pod comprising a bulb suspended from the ship by a fin. The device comprises a cradle for receiving the pod to be moved, which cradle is situated between two arms of a buoyant beam, one end of each arm being rigidly secured to said cradle, the other end of a first arm being provided with a coupling hinged about a horizontal pin for coupling it to the fin of the other pod in place on the ship, the other end of the second arm being provided with a coupling hinged about a horizontal pin and about a vertical pin for coupling the second arm to an auxiliary vessel.