Title:
SHIP DUCT AND SHIP
Document Type and Number:
Japanese Patent JP2008308023
Kind Code:
A
Abstract:
To provide a ship duct and a ship capable of further improving propulsive performance.
The ship duct 20 is equipped with a first platy body 20a and a second platy body 20b. The first platy body 20a is bent in an arc shape having a radius r0, and a cross-sectional shape thereof in a fore-and-aft direction has a wing shape projecting inward. The second platy body 20b is structured by a flat plate, and provided at an end portion of the first platy body 20a. A linear distance r between a center axis X1 of the first platy body 20a and the second platy body 20b satisfies 0r/r00.85.
Inventors:
IWAMOTO SABURO
Application Number:
JP2007157644A
Publication Date:
December 25, 2008
Filing Date:
June 14, 2007
Export Citation:
Assignee:
SUMITOMO HEAVY IND MARINE & ENG CO LTD
International Classes:
B63H5/16
Domestic Patent References:
JPS58139395U | 1983-09-19 | |||
JPS5338795U | 1978-04-05 | |||
JPH09175488A | 1997-07-08 | |||
JPS56166999U | 1981-12-10 | |||
JPS6238800U | 1987-03-07 | |||
JP2006347285A | 2006-12-28 | |||
JPH0450238Y2 | 1992-11-26 | |||
JP2003011880A | 2003-01-15 | |||
JP2004130908A | 2004-04-30 |
Other References:
犬飼泰彦、他4名: "“舶用省エネ装置−IHIMU半円形ダクト−”", 石川島播磨技報, vol. 第46巻第4号, JPN7009002734, 30 December 2006 (2006-12-30), pages 151 - 155, ISSN: 0001335712
Attorney, Agent or Firm:
Yoshiki Hasegawa
Shiro Terasaki
Yoshiki Kuroki
Shiro Terasaki
Yoshiki Kuroki
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