Contra-rotating propeller supported on rudder horn of ship

A contra-rotating propeller system is installed between a rudder horn of a ship and shaft support at an engine-output side. The system includes a propeller shaft rotatably supported by the rudder horn and the shaft support, respectively, a front propeller fixed to the propeller shaft, a counter rota...

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Bibliographic Details
Main Authors Choi, Soon Ho, Cho, Hee Sang, Rhyu, Seong Sun, Oh, Se Myun
Format Patent
LanguageEnglish
Published 05.06.2012
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Summary:A contra-rotating propeller system is installed between a rudder horn of a ship and shaft support at an engine-output side. The system includes a propeller shaft rotatably supported by the rudder horn and the shaft support, respectively, a front propeller fixed to the propeller shaft, a counter rotating gear set installed on the rudder horn and connected with the propeller shaft, and a rear propeller connected to the counter rotating gear set and disposed between the rudder horn and the front propeller.