PT72003B - 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
PT72003B
PT72003B PT72003A PT7200380A PT72003B PT 72003 B PT72003 B PT 72003B PT 72003 A PT72003 A PT 72003A PT 7200380 A PT7200380 A PT 7200380A PT 72003 B PT72003 B PT 72003B
Authority
PT
Portugal
Prior art keywords
bladetip
propeller
ship
annular duct
barrier blades
Prior art date
Application number
PT72003A
Other languages
English (en)
Portuguese (pt)
Other versions
PT72003A (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/ES485667A0/es
Priority claimed from ES1980492531A external-priority patent/ES492531A0/es
Application filed by Espanoles Astilleros filed Critical Espanoles Astilleros
Publication of PT72003A publication Critical patent/PT72003A/pt
Publication of PT72003B publication Critical patent/PT72003B/pt

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

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)
  • Cleaning In General (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Advancing Webs (AREA)
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 ES485667A0 (es) 1979-11-02 1979-11-02 Perfeccionamientos en los propulsores que poseen valores fi-nitos de la circulacion en los extremos de las palas.
ES1980492531A ES492531A0 (es) 1980-06-18 1980-06-18 Perfeccionamientos en los propulsores que poseen valores fi-nitos de la circulacion en los extremos de las palas

Publications (2)

Publication Number Publication Date
PT72003A PT72003A (en) 1980-11-01
PT72003B true 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 (ja)
AU (1) AU534883B2 (ja)
BR (1) BR8007076A (ja)
CA (1) CA1141240A (ja)
CU (1) CU21557A3 (ja)
DD (1) DD153787A5 (ja)
DE (1) DE3041140A1 (ja)
DK (1) DK464580A (ja)
EG (1) EG14824A (ja)
FI (1) FI803369L (ja)
FR (1) FR2468499A1 (ja)
GB (1) GB2063378B (ja)
GR (1) GR71888B (ja)
IE (1) IE50173B1 (ja)
IN (1) IN153167B (ja)
IT (1) IT1146117B (ja)
NL (1) NL8005991A (ja)
NO (1) NO803273L (ja)
NZ (1) NZ195418A (ja)
PL (1) PL227599A1 (ja)
PT (1) PT72003B (ja)
SE (1) SE8007655L (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3615619A1 (de) * 1985-06-24 1987-01-02 Schiffbau Veb K Leiteinrichtung zur beeinflussung der propellerzustroemung bei schiffen
EP0219364A1 (fr) * 1985-08-13 1987-04-22 COMPANIA AUXILIAR DE NAVEGACION S.A. (AUXINAVE) Société dite: Perfectionnements apportés aux propulseurs pour bateaux et notamment aux hélices
ATE106817T1 (de) * 1989-11-15 1994-06-15 Stichting Tech Wetenschapp Schiffsschraube.
DE4138281C1 (ja) * 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 (fr) * 2008-08-27 2010-03-15 Drs Drag Reduction Systems Sa Dispositif de canalisation du flux d'eau autour du moyeu d'une hélice de bateau.
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 (fr) * 1908-11-12 1909-12-28 Basile Soldatencow Perfectionnements apportés aux hélices des appareils de navigation aérienne ou aquatique, et dispositifs en comportant application
FR569801A (fr) * 1922-11-03 1924-04-18 Gill Propeller Company Ltd Perfectionnements aux hélices de propulsion ou organes équivalents
FR894007A (fr) * 1941-01-20 1944-12-12 Dispositif de propulsion pour bateaux
DE941048C (de) * 1941-12-28 1956-03-29 Josef Neukamm Leitduese fuer Schiffe mit Schraubenantrieb
FR894822A (fr) * 1942-03-11 1945-01-08 Hélice et son procédé de fabrication
DE1628257A1 (de) * 1966-06-16 1970-05-06 Stroemungstechnik Ges Verfahren zum Umlenken,Buendeln oder Verteilen von Stroemungsmitteln sowie hierzu geeignete rotierende Leitvorrichtungen
NL7013069A (ja) * 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
CU21557A3 (en) 1987-06-09
NZ195418A (en) 1984-11-09
DK464580A (da) 1981-05-03
IT1146117B (it) 1986-11-12
PT72003A (en) 1980-11-01
FR2468499A1 (fr) 1981-05-08
GB2063378B (en) 1983-06-29
IE802263L (en) 1981-05-02
DD153787A5 (de) 1982-02-03
NL8005991A (nl) 1981-06-01
NO803273L (no) 1981-05-04
AU534883B2 (en) 1984-02-16
BR8007076A (pt) 1981-05-05
GB2063378A (en) 1981-06-03
DE3041140A1 (de) 1981-05-14
IE50173B1 (en) 1986-02-19
CA1141240A (en) 1983-02-15
EG14824A (en) 1985-03-31
GR71888B (ja) 1983-08-05
SE8007655L (sv) 1981-05-03
FI803369L (fi) 1981-05-03
AR223734A1 (es) 1981-09-15
IN153167B (ja) 1984-06-09
IT8050025A0 (it) 1980-10-29
PL227599A1 (ja) 1981-08-07
AU6385580A (en) 1981-05-07

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