In propeller, light conical circular shroud is either welded at half propeller radius, in separate segments, between propeller blades, or is made in one casting with propeller when propeller is being built; in common with all guide mechanisms, it has effect of preventing swirling of water in front of propeller and within propeller itself; on account of conical shape and flow of water, shroud has " contrapropeller effect"; device fitted to small and large ships; trial results.
Schnitger propeller
Brit Motor Ship
British Motor Ship ; 31 , n 366
1950
2 pages
Aufsatz (Zeitschrift)
Englisch
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