FR444426A - Airplane valves - Google Patents
Airplane valvesInfo
- Publication number
- FR444426A FR444426A FR444426A FR444426DA FR444426A FR 444426 A FR444426 A FR 444426A FR 444426 A FR444426 A FR 444426A FR 444426D A FR444426D A FR 444426DA FR 444426 A FR444426 A FR 444426A
- Authority
- FR
- France
- Prior art keywords
- airplane
- valves
- airplane valves
- 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
- B64C21/08—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like adjustable
-
- 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 |
---|---|---|---|
BE444426X | 1911-05-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR444426A true FR444426A (en) | 1912-10-17 |
Family
ID=1485401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR444426A Expired FR444426A (en) | 1911-05-20 | 1912-05-20 | Airplane valves |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR444426A (en) |
-
1912
- 1912-05-20 FR FR444426A patent/FR444426A/en not_active Expired
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