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Patent Searching and Data


Title:
RUDDER DEVICE FOR MARINE VESSEL, AND MARINE VESSEL PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2013/122113
Kind Code:
A1
Abstract:
 This rudder device for marine vessel (1) comprises: a rudder horn (3) fixed to the stern of a vessel; a rudder (4) rotatably supported on a shaft that corresponds with the rotation reference line (CL); and bearing bushes (11, 12) that are interposed between the bearing holes (8, 9) of the rudder horn (3) and the rudder shafts (16, 17). The bearing bushes (11, 12) have the outer radial surfaces (26) thereof formed by machining in such a manner that the central axis (25a) of the inner radial hole (25) thereof is in alignment with the rotation reference line (CL).

Inventors:
MIYAZAKI SATOSHI (JP)
SATO TAKESHI (JP)
KOYANAGI MASATO (JP)
Application Number:
PCT/JP2013/053431
Publication Date:
August 22, 2013
Filing Date:
February 13, 2013
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
B63H25/38; F16C17/02; F16C35/02
Foreign References:
JP2005247122A2005-09-15
JPS5332597B21978-09-08
JPS60163798A1985-08-26
Attorney, Agent or Firm:
FUJITA, Takaharu et al. (JP)
Takaharu Fujita (JP)
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Claims: