Title:
舶用推進装置及び船舶
Document Type and Number:
Japanese Patent JP6832304
Kind Code:
B2
Abstract:
The present invention provides a ship propulsion apparatus, which is possible to collect axial flow energy generated by rotation of a propeller, and a ship. The ship propulsion apparatus comprises: a propeller formed on a stern portion; and a duct at least partially positioned on a wake side of the propeller and having a central line along a rotating axis of the propeller, wherein the duck has a wing shape with respect to a cross section having the central line and has equal to or less than 5 degrees of an angle formed by a code direction having the wing shape with respect to the central line.
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Inventors:
Kubota Masaya
Yamada Takukei
Yamada Takukei
Application Number:
JP2018042154A
Publication Date:
February 24, 2021
Filing Date:
March 08, 2018
Export Citation:
Assignee:
MITSUBISHI HEAVY INDUSTRIES,LTD.
International Classes:
B63H5/16; B63H1/28
Domestic Patent References:
| JP60118597U | ||||
| JP270598A | ||||
| JP5836999U | ||||
| JP57205000U | ||||
| JP7267189A | ||||
| JP5726096A | ||||
| JP56120997U | ||||
| JP5451795U |
Foreign References:
| WO2018001457A1 | ||||
| KR1020120110232A |
Other References:
池畑光尚,“プロペラ直後固定翼装置による推進性能の改善について”,関西造船協会誌,日本,関西造船協会,1983年,第188号,p.95-100,ISSN 0389-9101
Attorney, Agent or Firm:
Seishin ip patent business corporation