SHIPBOARD STEERING GEAR Russian patent published in 1994 - IPC

FIELD: shipbuilding. SUBSTANCE: shipboard steering gear has vertical rudder 2 secured on rudder stock 4 and power drive for turning the vertical rudder which is connected with control station or autopilot by means of synchronous servo system. Vertical rudder consists of U-shaped body with leading and trailing edges of rudder which is rigidly connected with rudder stock 4 and center portion 5 which is articulated to body for rotation about horizontal longitudinal axis of vertical rudder and is provided with turn drive. U-shaped body and rotary center portion 5 are made in plane in form of integral wing profile and are provided with locking members 8 for securing them relative to each other. EFFECT: enhanced reliability. 3 dwg