| 摘要 |
<p>A propulsion and steering arrangement for a ship or other marine vessel having a hull (1), the arrangement comprising a propulsion unit turnable about a vertical axis and comprising a propeller pod with a propulsion propeller and a turnable arm (2) which connects the propeller pod to the ship's hull (1), bearing means (4) for journalling the upper end of the arm (2) to the hull (1) and rotation means (3) for turning the arm (2) about the vertical axis. Supporting means (7,8; 11,12,13) is provided for supporting the propulsion unit from the hull (1) when the propulsion unit is vertically lowered from an operative position into an inoperative position in which parts of the propulsion and steering arrangement can be serviced or replaced from inside the marine vessel. <IMAGE></p> |
