FR1143533A - Surfaces de propulsion, en particulier pour avions - Google Patents
Surfaces de propulsion, en particulier pour avionsInfo
- Publication number
- FR1143533A FR1143533A FR1143533DA FR1143533A FR 1143533 A FR1143533 A FR 1143533A FR 1143533D A FR1143533D A FR 1143533DA FR 1143533 A FR1143533 A FR 1143533A
- Authority
- FR
- France
- Prior art keywords
- airplanes
- propulsion surfaces
- propulsion
- 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
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
- B64C21/025—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like for simultaneous blowing and sucking
-
- 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)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1143533X | 1952-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1143533A true FR1143533A (fr) | 1957-10-02 |
Family
ID=7726761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1143533D Expired FR1143533A (fr) | 1952-11-28 | 1953-11-21 | Surfaces de propulsion, en particulier pour avions |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1143533A (fr) |
-
1953
- 1953-11-21 FR FR1143533D patent/FR1143533A/fr not_active Expired
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