FR2355715B1 - - Google Patents
Info
- Publication number
- FR2355715B1 FR2355715B1 FR7611251A FR7611251A FR2355715B1 FR 2355715 B1 FR2355715 B1 FR 2355715B1 FR 7611251 A FR7611251 A FR 7611251A FR 7611251 A FR7611251 A FR 7611251A FR 2355715 B1 FR2355715 B1 FR 2355715B1
- 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
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- 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
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- 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)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7611251A FR2355715A1 (fr) | 1976-04-15 | 1976-04-15 | Appareil de propulsion aerodynamique a pales engrenantes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7611251A FR2355715A1 (fr) | 1976-04-15 | 1976-04-15 | Appareil de propulsion aerodynamique a pales engrenantes |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2355715A1 FR2355715A1 (fr) | 1978-01-20 |
FR2355715B1 true FR2355715B1 (fr) | 1981-11-13 |
Family
ID=9171915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7611251A Granted FR2355715A1 (fr) | 1976-04-15 | 1976-04-15 | Appareil de propulsion aerodynamique a pales engrenantes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2355715A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016053997A1 (fr) * | 2014-09-30 | 2016-04-07 | Sikorsky Aircraft Corporation | Configuration de giravion et procédé de conception de giravion |
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1976
- 1976-04-15 FR FR7611251A patent/FR2355715A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2355715A1 (fr) | 1978-01-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |