NO895192L - Anlegg for aa redusere tendensen til kavitasjonserosjon avpropeller. - Google Patents

Anlegg for aa redusere tendensen til kavitasjonserosjon avpropeller.

Info

Publication number
NO895192L
NO895192L NO89895192A NO895192A NO895192L NO 895192 L NO895192 L NO 895192L NO 89895192 A NO89895192 A NO 89895192A NO 895192 A NO895192 A NO 895192A NO 895192 L NO895192 L NO 895192L
Authority
NO
Norway
Prior art keywords
propeller
erosion
kavition
tendence
installations
Prior art date
Application number
NO89895192A
Other languages
English (en)
Other versions
NO895192D0 (no
Inventor
Klaus Rudolf Suhrbier
Original Assignee
Vosper Thornycroft Ltd
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 Vosper Thornycroft Ltd filed Critical Vosper Thornycroft Ltd
Publication of NO895192D0 publication Critical patent/NO895192D0/no
Publication of NO895192L publication Critical patent/NO895192L/no

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
    • B63H1/18—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

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)
  • Fuel-Injection Apparatus (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Treating Waste Gases (AREA)
  • Details Of Valves (AREA)
NO89895192A 1988-12-22 1989-12-21 Anlegg for aa redusere tendensen til kavitasjonserosjon avpropeller. NO895192L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888829905A GB8829905D0 (en) 1988-12-22 1988-12-22 Apparatus for reducing cavitation erosion

Publications (2)

Publication Number Publication Date
NO895192D0 NO895192D0 (no) 1989-12-21
NO895192L true NO895192L (no) 1990-06-25

Family

ID=10648929

Family Applications (1)

Application Number Title Priority Date Filing Date
NO89895192A NO895192L (no) 1988-12-22 1989-12-21 Anlegg for aa redusere tendensen til kavitasjonserosjon avpropeller.

Country Status (6)

Country Link
US (1) US5083950A (no)
EP (1) EP0375403B1 (no)
AT (1) ATE111836T1 (no)
DE (1) DE68918422T2 (no)
GB (1) GB8829905D0 (no)
NO (1) NO895192L (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2344331B (en) * 1998-12-04 2002-07-17 Barrus E P Ltd A marine propulsion unit and a boat having a marine propulsion unit
US6882289B2 (en) * 2001-06-11 2005-04-19 Marvin A. Motsenbocker Monitoring and control of watercraft propulsion efficiency
US20040090195A1 (en) * 2001-06-11 2004-05-13 Motsenbocker Marvin A. Efficient control, monitoring and energy devices for vehicles such as watercraft
DE102013109713B4 (de) * 2013-09-05 2020-10-29 Jastram Gmbh & Co. Kg Querstrahlruderanlage und Regelungsverfahren für eine Querstrahlruderanlage
WO2015157101A1 (en) * 2014-04-08 2015-10-15 Pritchard Shaun Submerged planing surface that provides hydrodynamic lift in a liquid at high speed
US11679852B1 (en) * 2014-04-08 2023-06-20 Shaun Anthony Pritchard Superventilated blade that provides hydrodynamic force in a liquid at high speed
GB201707565D0 (en) 2017-05-11 2017-06-28 Oscar Propulsion Ltd Cavitation and noise reduction

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE650590C (de) * 1937-09-25 Ludwig Kort Dipl Ing Vorrichtung zum gleichmaessigeren Verteilen des Schubes auf den ganzen Propellerkreis
US3434447A (en) * 1968-01-04 1969-03-25 Richard E Christensen Propeller-driven watercraft
US3745964A (en) * 1971-08-19 1973-07-17 Outboard Marine Corp Racing lower unit
US3919965A (en) * 1971-11-01 1975-11-18 Ross Robertson Boat propeller mounting and steering mechanism
US3788267A (en) * 1971-12-17 1974-01-29 Brunswick Corp Anti-cavitation means for marine propulsion device
US4135469A (en) * 1973-01-19 1979-01-23 Oy Wartsila Ab Method for reducing propeller noise
US3924556A (en) * 1973-04-09 1975-12-09 Schottel Werft Device for reducing the thrust of steerable propellers
FR2403478A1 (fr) * 1975-10-07 1979-04-13 France Etat Procede et dispositif pour retarder et/ou reduire les effets de la cavitation autour d'une surface portante hydrodynamique tronquee a l'arriere
GB2067709B (en) * 1980-01-18 1983-06-08 Vosper Hovermarine Ltd Propeller-driven water-borne craft
FR2503083A2 (fr) * 1980-08-29 1982-10-08 Manche Atel Chantiers Dispositif de propulsion et de direction d'un navire
EP0077931A2 (de) * 1981-10-27 1983-05-04 Leopold Jägers Schiffsantriebspropeller
US4931026A (en) * 1989-04-24 1990-06-05 Woodland Sylvester L Jet propeller

Also Published As

Publication number Publication date
DE68918422D1 (de) 1994-10-27
US5083950A (en) 1992-01-28
GB8829905D0 (en) 1989-02-15
DE68918422T2 (de) 1995-01-19
EP0375403B1 (en) 1994-09-21
ATE111836T1 (de) 1994-10-15
EP0375403A1 (en) 1990-06-27
NO895192D0 (no) 1989-12-21

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