BE857091A - Dispositif destine a augmenter le rendement d'une helice - Google Patents

Dispositif destine a augmenter le rendement d'une helice

Info

Publication number
BE857091A
BE857091A BE179578A BE179578A BE857091A BE 857091 A BE857091 A BE 857091A BE 179578 A BE179578 A BE 179578A BE 179578 A BE179578 A BE 179578A BE 857091 A BE857091 A BE 857091A
Authority
BE
Belgium
Prior art keywords
propeller
efficiency
increase
device intended
intended
Prior art date
Application number
BE179578A
Other languages
English (en)
Original Assignee
Milloux Maurice Ch A
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 Milloux Maurice Ch A filed Critical Milloux Maurice Ch A
Publication of BE857091A publication Critical patent/BE857091A/fr

Links

Classifications

    • 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
    • B63H5/14—Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in non-rotating ducts or rings, e.g. adjustable for steering purpose
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/545—Ducts
    • F04D29/547—Ducts having a special shape in order to influence fluid flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Prostheses (AREA)
BE179578A 1976-07-16 1977-07-25 Dispositif destine a augmenter le rendement d'une helice BE857091A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7621728A FR2358550A1 (fr) 1976-07-16 1976-07-16 Dispositif pour elever le rendement d'une helice

Publications (1)

Publication Number Publication Date
BE857091A true BE857091A (fr) 1977-11-14

Family

ID=9175785

Family Applications (1)

Application Number Title Priority Date Filing Date
BE179578A BE857091A (fr) 1976-07-16 1977-07-25 Dispositif destine a augmenter le rendement d'une helice

Country Status (2)

Country Link
BE (1) BE857091A (fr)
FR (1) FR2358550A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2771373B1 (fr) * 1997-10-20 2000-02-04 Michel Ebersolt Tuyere silencieuse
DE50110023D1 (de) * 2000-12-01 2006-07-20 Ebm Papst St Georgen Gmbh & Co Lüftergehäuse, insbesondere für Axiallüfter

Also Published As

Publication number Publication date
FR2358550B3 (fr) 1979-04-06
FR2358550A1 (fr) 1978-02-10

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