PT72003A - Annular duct combined with a ship's propeller having bladetip barrier blades - Google Patents

Annular duct combined with a ship's propeller having bladetip barrier blades

Info

Publication number
PT72003A
PT72003A PT72003A PT7200380A PT72003A PT 72003 A PT72003 A PT 72003A PT 72003 A PT72003 A PT 72003A PT 7200380 A PT7200380 A PT 7200380A PT 72003 A PT72003 A PT 72003A
Authority
PT
Portugal
Prior art keywords
bladetip
propeller
ship
annular duct
barrier blades
Prior art date
Application number
PT72003A
Other languages
Portuguese (pt)
Other versions
PT72003B (en
Inventor
Ramon Ruiz-Fornells
Gonzalo Perez Gomez
Original Assignee
Espanoles Astilleros
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
Priority claimed from ES485667A external-priority patent/ES8100010A1/en
Priority claimed from ES492531A external-priority patent/ES8205166A2/en
Application filed by Espanoles Astilleros filed Critical Espanoles Astilleros
Publication of PT72003A publication Critical patent/PT72003A/en
Publication of PT72003B publication Critical patent/PT72003B/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
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/16—Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in recesses; with stationary water-guiding elements; Means to prevent fouling of the propeller, e.g. guards, cages or screens
    • 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
    • B63H1/16—Propellers having a shrouding ring attached to blades
PT72003A 1979-11-02 1980-10-31 Annular duct combined with a ship's propeller having bladetip barrier blades PT72003B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES485667A ES8100010A1 (en) 1979-11-02 1979-11-02 Tubular duct for a ship propeller
ES492531A ES8205166A2 (en) 1980-06-18 1980-06-18 Improvements in the propulsors that pose finite values of the circulation in the extremes of the blades (Machine-translation by Google Translate, not legally binding)

Publications (2)

Publication Number Publication Date
PT72003A true PT72003A (en) 1980-11-01
PT72003B PT72003B (en) 1981-10-13

Family

ID=26155994

Family Applications (1)

Application Number Title Priority Date Filing Date
PT72003A PT72003B (en) 1979-11-02 1980-10-31 Annular duct combined with a ship's propeller having bladetip barrier blades

Country Status (22)

Country Link
AR (1) AR223734A1 (en)
AU (1) AU534883B2 (en)
BR (1) BR8007076A (en)
CA (1) CA1141240A (en)
CU (1) CU21557A3 (en)
DD (1) DD153787A5 (en)
DE (1) DE3041140A1 (en)
DK (1) DK464580A (en)
EG (1) EG14824A (en)
FI (1) FI803369L (en)
FR (1) FR2468499A1 (en)
GB (1) GB2063378B (en)
GR (1) GR71888B (en)
IE (1) IE50173B1 (en)
IN (1) IN153167B (en)
IT (1) IT1146117B (en)
NL (1) NL8005991A (en)
NO (1) NO803273L (en)
NZ (1) NZ195418A (en)
PL (1) PL227599A1 (en)
PT (1) PT72003B (en)
SE (1) SE8007655L (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3615619A1 (en) * 1985-06-24 1987-01-02 Schiffbau Veb K CONTROL DEVICE FOR INFLUENCING THE PROPELLER INFLOW IN SHIPS
EP0219364A1 (en) * 1985-08-13 1987-04-22 COMPANIA AUXILIAR DE NAVEGACION S.A. (AUXINAVE) Société dite: Ship propellers
JPH05501528A (en) * 1989-11-15 1993-03-25 スティフティング　フォール　ド　テフニスヘ　ウェッテンスハッペン ship propeller
DE4138281C1 (en) * 1991-11-02 1993-04-29 Herbert Prof. Dr.-Ing. 5100 Aachen De Schneekluth
GB0315247D0 (en) * 2003-06-30 2003-08-06 Redding John Improvements in or relating to fluid flows and jets
CH699473A2 (en) * 2008-08-27 2010-03-15 Drs Drag Reduction Systems Sa Device for channeling the water flow around the hub of a ship's propeller.
AU2014277656A1 (en) * 2013-12-17 2015-07-02 Ringprop Marine Ltd Marine propellers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR405384A (en) * 1908-11-12 1909-12-28 Basile Soldatencow Improvements made to the propellers of air or water navigation devices, and devices including application
FR569801A (en) * 1922-11-03 1924-04-18 Gill Propeller Company Ltd Improvements to propellers or equivalent components
FR894007A (en) * 1941-01-20 1944-12-12 Boat propulsion device
DE941048C (en) * 1941-12-28 1956-03-29 Josef Neukamm Guide nozzle for ships with screw drive
FR894822A (en) * 1942-03-11 1945-01-08 Propeller and its manufacturing process
DE1628257A1 (en) * 1966-06-16 1970-05-06 Stroemungstechnik Ges Process for deflecting, bundling or distributing flow media as well as suitable rotating guiding devices
NL7013069A (en) * 1969-09-05 1971-03-09
JPS5131489A (en) * 1974-09-12 1976-03-17 Akashi Funegata Kenkyusho Kk Dakuto puropera

Also Published As

Publication number Publication date
IT1146117B (en) 1986-11-12
IT8050025A0 (en) 1980-10-29
NO803273L (en) 1981-05-04
PL227599A1 (en) 1981-08-07
FR2468499A1 (en) 1981-05-08
DE3041140A1 (en) 1981-05-14
SE8007655L (en) 1981-05-03
DK464580A (en) 1981-05-03
AR223734A1 (en) 1981-09-15
GB2063378B (en) 1983-06-29
FI803369L (en) 1981-05-03
DD153787A5 (en) 1982-02-03
AU6385580A (en) 1981-05-07
BR8007076A (en) 1981-05-05
IE802263L (en) 1981-05-02
GB2063378A (en) 1981-06-03
NL8005991A (en) 1981-06-01
AU534883B2 (en) 1984-02-16
EG14824A (en) 1985-03-31
GR71888B (en) 1983-08-05
IE50173B1 (en) 1986-02-19
IN153167B (en) 1984-06-09
CU21557A3 (en) 1987-06-09
CA1141240A (en) 1983-02-15
NZ195418A (en) 1984-11-09
PT72003B (en) 1981-10-13

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