FR993177A - Improvements to surfaces in contact with fast moving fluid - Google Patents

Improvements to surfaces in contact with fast moving fluid

Info

Publication number
FR993177A
FR993177A FR993177DA FR993177A FR 993177 A FR993177 A FR 993177A FR 993177D A FR993177D A FR 993177DA FR 993177 A FR993177 A FR 993177A
Authority
FR
France
Prior art keywords
contact
fast moving
moving fluid
fluid
fast
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
Albert-Alexandre-Aug Darche
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 FR993177A publication Critical patent/FR993177A/en
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
    • 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
FR993177D 1949-06-09 1949-06-09 Improvements to surfaces in contact with fast moving fluid Expired FR993177A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR993177T 1949-06-09

Publications (1)

Publication Number Publication Date
FR993177A true FR993177A (en) 1951-10-29

Family

ID=9555458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR993177D Expired FR993177A (en) 1949-06-09 1949-06-09 Improvements to surfaces in contact with fast moving fluid

Country Status (1)

Country Link
FR (1) FR993177A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3298636A (en) * 1965-01-15 1967-01-17 Arnholdt Eric Airfoil
FR2547269A1 (en) * 1983-06-09 1984-12-14 Delplanque Jean Claude Novel aerodynamic lift device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3298636A (en) * 1965-01-15 1967-01-17 Arnholdt Eric Airfoil
FR2547269A1 (en) * 1983-06-09 1984-12-14 Delplanque Jean Claude Novel aerodynamic lift device

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