FR2644747B1 - APPENDICES FOR INCREASING THE SPEED OF VESSELS, AND FOR DECREASING THEIR TANGAGE - Google Patents

APPENDICES FOR INCREASING THE SPEED OF VESSELS, AND FOR DECREASING THEIR TANGAGE

Info

Publication number
FR2644747B1
FR2644747B1 FR8903937A FR8903937A FR2644747B1 FR 2644747 B1 FR2644747 B1 FR 2644747B1 FR 8903937 A FR8903937 A FR 8903937A FR 8903937 A FR8903937 A FR 8903937A FR 2644747 B1 FR2644747 B1 FR 2644747B1
Authority
FR
France
Prior art keywords
tangage
appendices
vessels
decreasing
increasing
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 - Fee Related
Application number
FR8903937A
Other languages
French (fr)
Other versions
FR2644747A1 (en
Inventor
Michel Ebersolt
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.)
GENIMAR SARL
Original Assignee
GENIMAR SARL
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 GENIMAR SARL filed Critical GENIMAR SARL
Priority to FR8903937A priority Critical patent/FR2644747B1/en
Publication of FR2644747A1 publication Critical patent/FR2644747A1/en
Application granted granted Critical
Publication of FR2644747B1 publication Critical patent/FR2644747B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
    • 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
    • B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
    • B63B1/04—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
    • B63B1/06—Shape of fore part
    • B63B1/063—Bulbous bows
    • 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
    • B63B1/40—Other means for varying the inherent hydrodynamic characteristics of hulls by diminishing wave resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
    • B63B2039/067—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water effecting motion dampening by means of fixed or movable resistance bodies, e.g. by bilge keels
    • 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
FR8903937A 1989-03-24 1989-03-24 APPENDICES FOR INCREASING THE SPEED OF VESSELS, AND FOR DECREASING THEIR TANGAGE Expired - Fee Related FR2644747B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8903937A FR2644747B1 (en) 1989-03-24 1989-03-24 APPENDICES FOR INCREASING THE SPEED OF VESSELS, AND FOR DECREASING THEIR TANGAGE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8903937A FR2644747B1 (en) 1989-03-24 1989-03-24 APPENDICES FOR INCREASING THE SPEED OF VESSELS, AND FOR DECREASING THEIR TANGAGE

Publications (2)

Publication Number Publication Date
FR2644747A1 FR2644747A1 (en) 1990-09-28
FR2644747B1 true FR2644747B1 (en) 1991-08-30

Family

ID=9380061

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8903937A Expired - Fee Related FR2644747B1 (en) 1989-03-24 1989-03-24 APPENDICES FOR INCREASING THE SPEED OF VESSELS, AND FOR DECREASING THEIR TANGAGE

Country Status (1)

Country Link
FR (1) FR2644747B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2671776B1 (en) * 1991-01-18 1995-09-22 Ebersolt Michel VESSEL WITH AN ACTIVE BULB.
AU2010260086C1 (en) * 2009-06-16 2014-02-20 Safe Boats International L.L.C. Watercraft with stepped hull and outboard fins
JP6111491B2 (en) * 2012-06-25 2017-04-12 上野　康男 Ship propulsion device
CN109941393A (en) * 2019-04-17 2019-06-28 江苏科技大学 The bulb bow and control method with the active controllable wing for Deep-vee hull form

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1800365A (en) * 1927-04-13 1931-04-14 Sperry Gyroscope Co Ltd Means for preventing pitching of ships
FR1410826A (en) * 1964-10-08 1965-09-10 Exxon Research Engineering Co Advanced structural ship hull
FR1528683A (en) * 1966-03-26 1968-06-14 Maierform Trust Reg bow of a ship with a bulb projecting forward
GB1193271A (en) * 1966-06-13 1970-05-28 British Ship Res Ass Method of Reducing Flexural Vibration of Ships
US3946687A (en) * 1974-08-06 1976-03-30 Newport News Shipbuilding And Drydock Company Conical bulbous bow
DE2814260A1 (en) * 1978-04-03 1979-10-11 Horst Dipl Ing Tuppeck Wave profile modifying fins for ships - are horizontal surfaces projecting from hull, located so as to flatten bow and stern waves, and angle of incidence may be fixed or variable
JPS57155185A (en) * 1981-03-18 1982-09-25 Yamaha Motor Co Ltd Production method of bulbous bow

Also Published As

Publication number Publication date
FR2644747A1 (en) 1990-09-28

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20051130