| 摘要 |
A rudder, especially for water vessels, which in its one end is connected with the vessel's hull (1) and comprising a main rudder blade (3) and rudder flaps (5, 6) arranged to be turnable with respect to the main rudder blade (3). The new traits of the invention are that the main rudder blade (3) is arranged to be in a fixedly anchored centre position with respect to the hull (1), and having two or more rudder flaps (5, 6) mounted leading and trailing on the main rudder blade (3) and arranged to steering the vessel at high speeds, and that the main rudder blade (3) is arranged releasable from its fixedly anchored center position, and arranged to be turnable as a whole in the usual manner, especially for steering the vessel at lower speeds.
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