FR560368A - - Google Patents
Info
- Publication number
- FR560368A FR560368A FR560368DA FR560368A FR 560368 A FR560368 A FR 560368A FR 560368D A FR560368D A FR 560368DA FR 560368 A FR560368 A FR 560368A
- Authority
- FR
- France
- 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
- B64C27/10—Helicopters with two or more rotors arranged coaxially
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR560368A true FR560368A (ref) | 1923-10-03 |
Family
ID=1538841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR560368D Expired FR560368A (ref) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR560368A (ref) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2557128A (en) * | 1945-01-29 | 1951-06-19 | Herbert L Magill | Pulsating discharge power gas generator with pressure-actuated inlet and outlet valves |
| FR3067001A1 (fr) * | 2017-06-06 | 2018-12-07 | Etienne Jean Rampal | Dispositif de rotor d'helicoptere a pales contre rotatives |
-
0
- FR FR560368D patent/FR560368A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2557128A (en) * | 1945-01-29 | 1951-06-19 | Herbert L Magill | Pulsating discharge power gas generator with pressure-actuated inlet and outlet valves |
| FR3067001A1 (fr) * | 2017-06-06 | 2018-12-07 | Etienne Jean Rampal | Dispositif de rotor d'helicoptere a pales contre rotatives |