FR849471A - Method and device for reducing the resistance of water in the propulsion of ships and other craft - Google Patents

Method and device for reducing the resistance of water in the propulsion of ships and other craft

Info

Publication number
FR849471A
FR849471A FR849471DA FR849471A FR 849471 A FR849471 A FR 849471A FR 849471D A FR849471D A FR 849471DA FR 849471 A FR849471 A FR 849471A
Authority
FR
France
Prior art keywords
craft
ships
propulsion
resistance
reducing
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Leon Vidal
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 filed Critical
Application granted granted Critical
Publication of FR849471A publication Critical patent/FR849471A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
    • B63B1/34—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction
    • B63B1/38—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
    • B63B1/34—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction
    • B63B1/38—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes
    • B63B2001/387—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes using means for producing a film of air or air bubbles over at least a significant portion of the hull surface
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T70/00—Maritime or waterways transport
    • Y02T70/10—Measures concerning design or construction of watercraft hulls

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
FR849471D 1938-08-01 1938-08-01 Method and device for reducing the resistance of water in the propulsion of ships and other craft Expired FR849471A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR849471T 1938-08-01

Publications (1)

Publication Number Publication Date
FR849471A true FR849471A (en) 1939-11-24

Family

ID=9314744

Family Applications (1)

Application Number Title Priority Date Filing Date
FR849471D Expired FR849471A (en) 1938-08-01 1938-08-01 Method and device for reducing the resistance of water in the propulsion of ships and other craft

Country Status (1)

Country Link
FR (1) FR849471A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2754791A (en) * 1954-08-16 1956-07-17 Nieding Arthur Dewey Ship turbulator
DE1028453B (en) * 1951-06-01 1958-04-17 Maurice Alexandre Emile Thomas Device for reducing the water friction coefficient of hulls
EP0280456A2 (en) * 1987-02-24 1988-08-31 Ulf Harry Stanford Bow foil
DE3924204A1 (en) * 1989-07-21 1991-01-24 August Dipl Ing Dausend METHOD FOR REDUCING THE DISPLACEMENT WORK OF A DRIVING SHIP
US5090352A (en) * 1987-02-24 1992-02-25 Corwin R. Horton Bow foil

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1028453B (en) * 1951-06-01 1958-04-17 Maurice Alexandre Emile Thomas Device for reducing the water friction coefficient of hulls
US2754791A (en) * 1954-08-16 1956-07-17 Nieding Arthur Dewey Ship turbulator
EP0280456A2 (en) * 1987-02-24 1988-08-31 Ulf Harry Stanford Bow foil
EP0280456A3 (en) * 1987-02-24 1988-12-14 Ulf Harry Stanford Bow foil
US5090352A (en) * 1987-02-24 1992-02-25 Corwin R. Horton Bow foil
DE3924204A1 (en) * 1989-07-21 1991-01-24 August Dipl Ing Dausend METHOD FOR REDUCING THE DISPLACEMENT WORK OF A DRIVING SHIP

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