FR1418254A - Device in the propeller increasing the speed of the airplane or helicopter - Google Patents
Device in the propeller increasing the speed of the airplane or helicopterInfo
- Publication number
- FR1418254A FR1418254A FR990834A FR990834A FR1418254A FR 1418254 A FR1418254 A FR 1418254A FR 990834 A FR990834 A FR 990834A FR 990834 A FR990834 A FR 990834A FR 1418254 A FR1418254 A FR 1418254A
- Authority
- FR
- France
- Prior art keywords
- helicopter
- airplane
- speed
- propeller
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/16—Blades
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR990834A FR1418254A (en) | 1964-10-08 | 1964-10-08 | Device in the propeller increasing the speed of the airplane or helicopter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR990834A FR1418254A (en) | 1964-10-08 | 1964-10-08 | Device in the propeller increasing the speed of the airplane or helicopter |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1418254A true FR1418254A (en) | 1965-11-19 |
Family
ID=8839986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR990834A Expired FR1418254A (en) | 1964-10-08 | 1964-10-08 | Device in the propeller increasing the speed of the airplane or helicopter |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1418254A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5108262A (en) * | 1990-03-23 | 1992-04-28 | The United States Of America As Represented By The Secretary Of The Navy | High damping flexible propeller/impleller |
-
1964
- 1964-10-08 FR FR990834A patent/FR1418254A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5108262A (en) * | 1990-03-23 | 1992-04-28 | The United States Of America As Represented By The Secretary Of The Navy | High damping flexible propeller/impleller |
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