Page 251 - Practical Ship Design
P. 251
ROTATION
P
- i i
BIADE FIXED
TO HUB
1. FIXED PITCH 2. CONTROLLABLE PITCH 3. HIGHLY SKEWED
4. SELF PITCHING 5. TIP VORTEX FREE (TVF) 6. BALANCE THRUST (BTL)
Fig. 7.1 1 (1-6). Various types of propulsors (continued opposite)
