FR2399945A1 - Dispositif elastique composite pour moyeu d'helicoptere - Google Patents
Dispositif elastique composite pour moyeu d'helicoptereInfo
- Publication number
- FR2399945A1 FR2399945A1 FR7823781A FR7823781A FR2399945A1 FR 2399945 A1 FR2399945 A1 FR 2399945A1 FR 7823781 A FR7823781 A FR 7823781A FR 7823781 A FR7823781 A FR 7823781A FR 2399945 A1 FR2399945 A1 FR 2399945A1
- Authority
- FR
- France
- Prior art keywords
- journal
- mast
- blades
- bearing
- rotor
- 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.)
- Granted
Links
- 239000002131 composite material Substances 0.000 title 1
- 229920001971 elastomer Polymers 0.000 abstract 1
- 239000000806 elastomer Substances 0.000 abstract 1
- 239000013536 elastomeric material Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/35—Rotors having elastomeric joints
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Springs (AREA)
- Discharge By Other Means (AREA)
- Toys (AREA)
- Vibration Prevention Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82362477A | 1977-08-11 | 1977-08-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2399945A1 true FR2399945A1 (fr) | 1979-03-09 |
FR2399945B1 FR2399945B1 (es) | 1983-02-18 |
Family
ID=25239266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7823781A Granted FR2399945A1 (fr) | 1977-08-11 | 1978-08-11 | Dispositif elastique composite pour moyeu d'helicoptere |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5453497A (es) |
CA (1) | CA1113912A (es) |
DE (1) | DE2833813A1 (es) |
FR (1) | FR2399945A1 (es) |
GB (1) | GB2002308B (es) |
IT (1) | IT1107202B (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2497173A1 (fr) * | 1980-12-26 | 1982-07-02 | Aerospatiale | Butee lamifiee de forme courbe, notamment pour rotor d'helicoptere |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010140933A1 (en) * | 2009-06-02 | 2010-12-09 | Saab Ab | Rotor damper and tail rotor with such a rotor damper |
DE102015107596B3 (de) * | 2015-05-13 | 2016-10-20 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Hubschrauber mit Einrichtungen zum Vermeiden des Mast Bumping |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1111541A (fr) * | 1953-07-22 | 1956-03-01 | Doman Helicopters | Rotor à libre inclinaison pour engins aériens à autosustentation |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3804552A (en) * | 1972-07-05 | 1974-04-16 | Textron Inc | Four blade main rotor control power coupling |
US3807896A (en) * | 1972-10-10 | 1974-04-30 | Textron Inc | Concentric tube spring rotor mount |
-
1978
- 1978-07-27 CA CA308,309A patent/CA1113912A/en not_active Expired
- 1978-08-02 DE DE19782833813 patent/DE2833813A1/de active Granted
- 1978-08-09 IT IT50673/78A patent/IT1107202B/it active
- 1978-08-11 GB GB7833011A patent/GB2002308B/en not_active Expired
- 1978-08-11 JP JP9743778A patent/JPS5453497A/ja active Granted
- 1978-08-11 FR FR7823781A patent/FR2399945A1/fr active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1111541A (fr) * | 1953-07-22 | 1956-03-01 | Doman Helicopters | Rotor à libre inclinaison pour engins aériens à autosustentation |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2497173A1 (fr) * | 1980-12-26 | 1982-07-02 | Aerospatiale | Butee lamifiee de forme courbe, notamment pour rotor d'helicoptere |
EP0055660A1 (fr) * | 1980-12-26 | 1982-07-07 | Aerospatiale Societe Nationale Industrielle | Butée lamifiée de forme courbe, notamment pour rotor d'hélicoptère |
Also Published As
Publication number | Publication date |
---|---|
IT1107202B (it) | 1985-11-25 |
GB2002308B (en) | 1982-01-06 |
DE2833813A1 (de) | 1979-02-22 |
DE2833813C2 (es) | 1987-01-02 |
CA1113912A (en) | 1981-12-08 |
JPS6239B2 (es) | 1987-01-06 |
IT7850673A0 (it) | 1978-08-09 |
FR2399945B1 (es) | 1983-02-18 |
JPS5453497A (en) | 1979-04-26 |
GB2002308A (en) | 1979-02-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2435390A1 (fr) | Rotor d'helicoptere souple dans son plan | |
FR2438971A1 (fr) | Dispositif a plaque d'usure pour couteau mecanique portatif | |
FR2561079A1 (fr) | Casque de securite, notamment casque protecteur | |
EP0757160A3 (en) | Airfoil vibration damping device | |
FR2379357A1 (fr) | Rasoir de surete | |
FR2357074A1 (fr) | Dispositif hermetique de ventilation d'appareils electriques | |
FR2470898A1 (fr) | Butee d'embrayage a roulement et a autocentrage | |
FR2432113A1 (fr) | Roulement absorbant les oscillations, en particulier pour le montage d'un arbre d'entrainement d'un vehicule automobile | |
FR2439700A1 (fr) | Dispositif support roulant | |
FR2399945A1 (fr) | Dispositif elastique composite pour moyeu d'helicoptere | |
KR950009909B1 (en) | Sealing arrangement for roll bearing in skin pass mill stands | |
FR2448721A1 (fr) | Accelerometre piezoelectrique | |
US2421838A (en) | Closure for exhaust pipes | |
FR2377843A1 (fr) | Dispositif pour le broyage de dechets divers, notamment de dechets industriels et d'ordures menageres encombrantes | |
FR2374085A1 (fr) | Broyeur a couteaux rotatifs | |
GB2001836A (en) | An agricultural mower and a cutting blade therefor | |
FR2376965A1 (fr) | Dispositif de conservation d'energie cinetique de rotation a volant | |
EP0799974A3 (en) | Seal for turbomachine blade | |
FR2418359A1 (fr) | Dispositif de mise en action d'elements de gouverne d'avion presentant un serre-garniture frangible | |
FR2427594A1 (fr) | Appareil d'essai dynamometrique, notamment pour moteurs et transmissions | |
FR2426101A1 (fr) | Montage elastique de rotors tournant a grande vitesse | |
FR2420963A1 (fr) | Dispositif pour empecher de baver | |
FR2390226A1 (fr) | Appareil de pose d'elements de fixation, tels que des rivets a poser par tirage | |
KR890013376A (ko) | 브레이크스템 패스너 장착공구 | |
JPH0331120U (es) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |