Title:
VESSEL PROPULSION DEVICE AND VESSEL
Document Type and Number:
Japanese Patent JP2022140948
Kind Code:
A
Abstract:
To improve propulsion efficiency of a vessel propulsion device including a duct and a propeller arranged to be capable of rotating in the duct.SOLUTION: A vessel propulsion device for propelling a vessel includes a plurality of ducts lined up on the lower side of a hull of the vessel in the width direction of the hull, and a propeller arranged to be capable of rotation inside each of the plurality of ducts, at least one of the pair of ducts adjacent to each other in the width direction of the plurality of ducts has a side surface of other side in the width direction of the one side duct come into contact with a side surface of one side in the width direction of the other side duct when the duct positioned on one side in the width direction is the one side duct and the duct positioned in the other side in the width direction is the other side duct.SELECTED DRAWING: Figure 2
Inventors:
YAMADA TAKAYOSHI
KAWABUCHI MAKOTO
HOSONO KAZUKI
KUBOTA MASAYA
KAWABUCHI MAKOTO
HOSONO KAZUKI
KUBOTA MASAYA
Application Number:
JP2021041044A
Publication Date:
September 29, 2022
Filing Date:
March 15, 2021
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
B63H1/28; B63H1/14; B63H5/08; B63H5/10; B63H5/15; B63H5/16
Attorney, Agent or Firm:
SSIP Patent Attorney Corporation
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