Page 253 - Practical Ship Design

RUDDER
PROPELLER

7. CONTRA ROTATING 8. PROPELLER THRUSTER 9. KORT NOZZLE

r -- 1 1- --I ELECTRIC
I I I I MOTORDRIVE
1 j 1
- TO ENGINE j ALTERNATIVE PADDLE BLADE
STEERING GEAR

10. STEERABLE THRUSTER 11, VOITH SCHNEIDER 12. PADDLE WHEEL

I
Fig. 7. 1 (6-1 2). Various types of propulsors (continued overleaj).