FR644941A - Hélicoptère - Google Patents
HélicoptèreInfo
- Publication number
- FR644941A FR644941A FR644941DA FR644941A FR 644941 A FR644941 A FR 644941A FR 644941D A FR644941D A FR 644941DA FR 644941 A FR644941 A FR 644941A
- Authority
- FR
- France
- Prior art keywords
- helicopter
- 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
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/08—Helicopters with two or more rotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE644941X | 1926-12-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR644941A true FR644941A (fr) | 1928-10-16 |
Family
ID=3876514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR644941D Expired FR644941A (fr) | 1926-12-03 | 1927-11-30 | Hélicoptère |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR644941A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10315759B2 (en) * | 2015-04-04 | 2019-06-11 | California Institute Of Technology | Multi-rotor vehicle with yaw control and autorotation |
-
1927
- 1927-11-30 FR FR644941D patent/FR644941A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10315759B2 (en) * | 2015-04-04 | 2019-06-11 | California Institute Of Technology | Multi-rotor vehicle with yaw control and autorotation |
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