FR1582919A - - Google Patents

Info

Publication number
FR1582919A
FR1582919A FR1582919DA FR1582919A FR 1582919 A FR1582919 A FR 1582919A FR 1582919D A FR1582919D A FR 1582919DA FR 1582919 A FR1582919 A FR 1582919A
Authority
FR
France
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
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
Priority claimed from DE19671531422 external-priority patent/DE1531422A1/de
Application filed filed Critical
Application granted granted Critical
Publication of FR1582919A publication Critical patent/FR1582919A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
    • B64C21/02—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like
    • B64C21/06—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like for sucking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/04—Boundary layer controls by actively generating fluid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/20—Boundary layer controls by passively inducing fluid flow, e.g. by means of a pressure difference between both ends of a slot or duct
    • 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
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/10—Drag reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR1582919D 1967-08-03 1968-07-31 Expired FR1582919A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671531422 DE1531422A1 (de) 1967-08-03 1967-08-03 Massnahmen zur Verringerung des Widerstandes von Rotationskoerpern

Publications (1)

Publication Number Publication Date
FR1582919A true FR1582919A (fr) 1969-10-10

Family

ID=5675496

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1582919D Expired FR1582919A (fr) 1967-08-03 1968-07-31

Country Status (1)

Country Link
FR (1) FR1582919A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2495242A1 (fr) * 1980-12-01 1982-06-04 Campagnes Oceanographiques Fse Dispositif destine a etre place dans un fluide en mouvement afin de produire une force portante
EP0055638A1 (fr) * 1980-12-01 1982-07-07 Fondation Cousteau Dispositif à très haute portance pour la propulsion éolienne des navires et autres applications

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2495242A1 (fr) * 1980-12-01 1982-06-04 Campagnes Oceanographiques Fse Dispositif destine a etre place dans un fluide en mouvement afin de produire une force portante
EP0055638A1 (fr) * 1980-12-01 1982-07-07 Fondation Cousteau Dispositif à très haute portance pour la propulsion éolienne des navires et autres applications

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Legal Events

Date Code Title Description
ST Notification of lapse