Title:
PROPELLER OF SHIP HAVING HUB EDDY ELIMINATING DEVICE
Document Type and Number:
Japanese Patent JP3491890
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To enhance propeller efficiency as a total by strengthening production of a hub eddy by a propeller in a range where a hub eddy eliminating device functions, and as a result, making the hub eddy eliminating device sufficiently function.
SOLUTION: In the propeller of a ship having the hub eddy eliminating device to eliminate the eddy from the propeller hub, the feature is that a pitch or a camber in a blade root part is made larger than that of an intermediate part.
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Inventors:
Masatoshi Yokoo
Yuji Nishida
Kazuyuki Ouchi
Masaru Yoshioka
Yuji Nishida
Kazuyuki Ouchi
Masaru Yoshioka
Application Number:
JP2000295678A
Publication Date:
January 26, 2004
Filing Date:
September 28, 2000
Export Citation:
Assignee:
Mitsui O.S.K. Lines, Ltd.
Nakashima Propeller Co., Ltd.
Nakashima Propeller Co., Ltd.
International Classes:
B63H1/28; B63H1/26; (IPC1-7): B63H1/28; B63H1/26
Domestic Patent References:
JP6243392A | ||||
JP50111796A | ||||
JP2107000U | ||||
JP45198U | ||||
JP27559U | ||||
JP7121716B2 |
Attorney, Agent or Firm:
Yoshio Itano