WO2009041897A1 - Hélice de bateau possédant des pales d'hélice de surface - Google Patents

Hélice de bateau possédant des pales d'hélice de surface Download PDF

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Publication number
WO2009041897A1
WO2009041897A1 PCT/SE2008/051055 SE2008051055W WO2009041897A1 WO 2009041897 A1 WO2009041897 A1 WO 2009041897A1 SE 2008051055 W SE2008051055 W SE 2008051055W WO 2009041897 A1 WO2009041897 A1 WO 2009041897A1
Authority
WO
WIPO (PCT)
Prior art keywords
propeller
blades
ship
rear edge
hub housing
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/SE2008/051055
Other languages
English (en)
Inventor
Torbjörn Eriksson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Stormfageln AB
Original Assignee
Stormfageln AB
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 Stormfageln AB filed Critical Stormfageln AB
Publication of WO2009041897A1 publication Critical patent/WO2009041897A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • 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
    • B63H1/18—Propellers with means for diminishing cavitation, e.g. supercavitation
    • 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
    • B63H1/18—Propellers with means for diminishing cavitation, e.g. supercavitation
    • B63H2001/185—Surfacing propellers, i.e. propellers specially adapted for operation at the water surface, with blades incompletely submerged, or piercing the water surface from above in the course of each revolution

Definitions

  • Fig. 2 shows a partial enlargement of the view in Fig. 1
  • Fig. 3 shows a diagrammatic end view of the propeller in Fig. 1,

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)
  • Knives (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

L'invention porte sur une hélice de bateau possédant des pales d'hélice de surface (7), comportant des éléments (9, 10, 11, 12) pour conduire un milieu gazeux vers des sorties de gaz (13), sur le bord arrière (14) des pales d'hélice (7) ou à proximité de celui-ci.
PCT/SE2008/051055 2007-09-25 2008-09-19 Hélice de bateau possédant des pales d'hélice de surface Ceased WO2009041897A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0702129A SE0702129L (sv) 2007-09-25 2007-09-25 Fartygspropeller
SE0702129-8 2007-09-25

Publications (1)

Publication Number Publication Date
WO2009041897A1 true WO2009041897A1 (fr) 2009-04-02

Family

ID=40511690

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/SE2008/051055 Ceased WO2009041897A1 (fr) 2007-09-25 2008-09-19 Hélice de bateau possédant des pales d'hélice de surface

Country Status (2)

Country Link
SE (1) SE0702129L (fr)
WO (1) WO2009041897A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2071402A5 (fr) * 1969-12-29 1971-09-17 Pastre De Bousquet R De
US4188906A (en) * 1959-08-25 1980-02-19 Miller Marlin L Supercavitating propeller with air ventilation
EP0221443A1 (fr) * 1985-10-25 1987-05-13 Aquamaster Rauma Oy Méthode et aménagement pour réduire la résistance à la rotation d'une hélice de navire
US5171175A (en) * 1988-04-05 1992-12-15 Fabio Buzzi Device with cavitational effect for propellers of watercraft with a planing or semiplaning keel
US5957078A (en) * 1986-06-16 1999-09-28 Ocean Tech Marine, Inc. Marine propulsion system
US20020174818A1 (en) * 2001-05-25 2002-11-28 Von Wolske James P. Trim tabs and surface drive propeller bite control
GB2381514A (en) * 2001-10-31 2003-05-07 Roderick Douglas Pike Device for controlling the flow of water to a marine propeller

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188906A (en) * 1959-08-25 1980-02-19 Miller Marlin L Supercavitating propeller with air ventilation
FR2071402A5 (fr) * 1969-12-29 1971-09-17 Pastre De Bousquet R De
EP0221443A1 (fr) * 1985-10-25 1987-05-13 Aquamaster Rauma Oy Méthode et aménagement pour réduire la résistance à la rotation d'une hélice de navire
US5957078A (en) * 1986-06-16 1999-09-28 Ocean Tech Marine, Inc. Marine propulsion system
US5171175A (en) * 1988-04-05 1992-12-15 Fabio Buzzi Device with cavitational effect for propellers of watercraft with a planing or semiplaning keel
US20020174818A1 (en) * 2001-05-25 2002-11-28 Von Wolske James P. Trim tabs and surface drive propeller bite control
GB2381514A (en) * 2001-10-31 2003-05-07 Roderick Douglas Pike Device for controlling the flow of water to a marine propeller

Also Published As

Publication number Publication date
SE0702129L (sv) 2009-03-26

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