Reinventing the propeller

Excell, Jon
July 2003
Engineer (00137758);7/11/2003, Vol. 292 Issue 7631, p43
Discusses the commercial debut of Contra Rotating Propeller (CRP) Azipod on a pair of Japanese ferries being built by the Shin-Nihonkai Ferry Co. Contra-rotating system proposed and developed by Swedish engineer John Ericsson in 1836; Design and development of CRP Azipod by the marine arm of engineering Leviathan ABB; Future of the propulsion concept in several types of ship.


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