HK85092A - A screw propeller - Google Patents

A screw propeller

Info

Publication number
HK85092A
HK85092A HK85092A HK85092A HK85092A HK 85092 A HK85092 A HK 85092A HK 85092 A HK85092 A HK 85092A HK 85092 A HK85092 A HK 85092A HK 85092 A HK85092 A HK 85092A
Authority
HK
Hong Kong
Prior art keywords
screw propeller
propeller
screw
Prior art date
Application number
HK85092A
Inventor
Michihito Ogura
Hajime Koizuka
Toshinori Takeshita
Yoshio Kohno
Kazuyuki Ouchi
Takashi Shiotsu
Original Assignee
Mitsui O S K Lines Ltd
West Japan Fluid Eng
Mikado Propeller
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsui O S K Lines Ltd, West Japan Fluid Eng, Mikado Propeller filed Critical Mitsui O S K Lines Ltd
Publication of HK85092A publication Critical patent/HK85092A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/28—Other means for improving propeller efficiency
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/28—Other means for improving propeller efficiency
    • B63H2001/283—Propeller hub caps with fins having a pitch different from pitch of propeller blades, or a helix hand opposed to the propellers' helix hand

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
HK85092A 1986-07-31 1992-11-05 A screw propeller HK85092A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18157786 1986-07-31
JP18889886 1986-08-11

Publications (1)

Publication Number Publication Date
HK85092A true HK85092A (en) 1992-11-13

Family

ID=26500707

Family Applications (1)

Application Number Title Priority Date Filing Date
HK85092A HK85092A (en) 1986-07-31 1992-11-05 A screw propeller

Country Status (7)

Country Link
EP (1) EP0255136A1 (en)
AU (1) AU593670B2 (en)
CA (1) CA1289821C (en)
FR (1) FR2619352A1 (en)
GB (1) GB2194295B (en)
HK (1) HK85092A (en)
SG (1) SG60592G (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1289821C (en) * 1986-07-31 1991-10-01 Michihito Ogura Screw propeller boss cap with fins
JP2947357B2 (en) * 1989-08-18 1999-09-13 日産自動車株式会社 Propeller structure of high-speed boat
US5096383A (en) * 1989-11-02 1992-03-17 Deutsche Forschungsanstalt Fur Luft- Und Raumfahrt E.V. Propeller blades
EP0758606A1 (en) * 1995-08-16 1997-02-19 Schottel-Werft Josef Becker GmbH & Co KG. Hub cap for ship propellers
DE10152977C1 (en) 2001-10-26 2003-05-08 Howaldtswerke Deutsche Werft Device for counteracting flow vortices generated in the hub area of propellers and / or propeller drives in the surrounding fluid
FI115210B (en) 2002-12-20 2005-03-31 Abb Oy Device in a propulsion system
RU2584038C2 (en) * 2010-07-12 2016-05-20 Роллс-Ройс Актиеболаг Sea vessel to operate in ice conditions
DE102011055515A1 (en) 2011-11-18 2013-05-23 Becker Marine Systems Gmbh & Co. Kg Propeller arrangement, in particular for watercraft
CN103115021B (en) * 2013-02-01 2015-03-04 华中科技大学 Vane wheel device
SG10201810020RA (en) * 2014-05-28 2018-12-28 Korea Inst Ocean Sci & Tech Combined propeller cap for reducing rotating flow and hub vortex and enhancing propulsive efficiency
JP6812057B2 (en) * 2017-06-21 2021-01-13 ナカシマプロペラ株式会社 Propulsion device for ships and ships equipped with it
US11713101B2 (en) 2020-12-04 2023-08-01 Jeffrey L. HATHAWAY Propeller hubcap

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE606119C (en) * 1933-11-12 1934-11-24 Nicholas Wladimir Akimoff Device to increase the efficiency of a screw propeller
GB652441A (en) * 1948-05-19 1951-04-25 Edward Shellberg Air deflectors for airplane propellers
US2755868A (en) * 1953-09-17 1956-07-24 United Aircraft Corp Spinner construction for an aeronautical propeller
GB752765A (en) * 1953-09-17 1956-07-11 United Aircraft Corp Improvements in or relating to a spinner construction for an aeronautical propeller
US3606579A (en) * 1969-01-22 1971-09-20 Henry Mehus Propeller
BE789482A (en) * 1971-10-04 1973-01-15 Gen Electric CONSTRUCTION OF DE-ICING WHEEL FOR TURBOMACHINE
DE3037369A1 (en) * 1980-09-01 1982-03-11 Escher Wyss Gmbh, 7980 Ravensburg Low drive marine screw - has set of vanes around rear end of hub smoothing water flow
CA1289821C (en) * 1986-07-31 1991-10-01 Michihito Ogura Screw propeller boss cap with fins

Also Published As

Publication number Publication date
GB2194295B (en) 1991-03-20
SG60592G (en) 1992-09-04
CA1289821C (en) 1991-10-01
FR2619352A1 (en) 1989-02-17
GB8718165D0 (en) 1987-09-09
AU593670B2 (en) 1990-02-15
EP0255136A1 (en) 1988-02-03
AU7630187A (en) 1988-02-04
GB2194295A (en) 1988-03-02

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20070730