Page 228 - Introduction to Marine Engineering
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20
19 ai
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IS
15
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gear ring
O valve block motor
1
propeller 15 Internally toothed 20 Auxiliary servo Pressure seal
& rod pin
8 13 Main pump 16 Non-return 17 Sliding ring 18 Sliding thrust Casing
11.7 Controllable-pitch cylinder
7 12 Valve 14 Pinion 19 Corner
6 21 22
S
4
3 rod seal pin ring rod
2 Piston Piston 4 Blade bolt 7 Servo motor 9 Control valve Valve Mainshaft
Figure 3 Blade 5 Blade 6 Crank 8 Crank
1 1 2 10 11
