FR2369158B1 - - Google Patents
Info
- Publication number
- FR2369158B1 FR2369158B1 FR7732151A FR7732151A FR2369158B1 FR 2369158 B1 FR2369158 B1 FR 2369158B1 FR 7732151 A FR7732151 A FR 7732151A FR 7732151 A FR7732151 A FR 7732151A FR 2369158 B1 FR2369158 B1 FR 2369158B1
- 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
- B64C27/32—Rotors
- B64C27/37—Rotors having articulated joints
- B64C27/45—Rotors having articulated joints with a feathering hinge only
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Moulding By Coating Moulds (AREA)
- Wind Motors (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2648343A DE2648343C3 (de) | 1976-10-26 | 1976-10-26 | Schlag- und schwenkgelenkloser Rotor für Drehflügelflugzeuge |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2369158A1 FR2369158A1 (fr) | 1978-05-26 |
FR2369158B1 true FR2369158B1 (fr) | 1984-06-01 |
Family
ID=5991376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7732151A Granted FR2369158A1 (fr) | 1976-10-26 | 1977-10-25 | Rotor d'helicoptere sans articulations de battement et de trainee |
Country Status (6)
Country | Link |
---|---|
US (1) | US4195967A (fr) |
JP (1) | JPS5353898A (fr) |
DE (1) | DE2648343C3 (fr) |
FR (1) | FR2369158A1 (fr) |
GB (1) | GB1545712A (fr) |
IT (1) | IT1086932B (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2722250A1 (de) * | 1977-03-23 | 1978-11-23 | Messerschmitt Boelkow Blohm | Rotor eines drehfluegelflugzeugs |
US4306836A (en) * | 1978-05-25 | 1981-12-22 | Kaman Aerospace Corporation | Hub assembly |
IT1117626B (it) * | 1979-02-02 | 1986-02-17 | Aereonautiche Giovanni Augusta | Rotore articolato per elicotteri |
DE3006088A1 (de) * | 1980-02-19 | 1981-08-20 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Rotor eines drehfluegelflugzeugs |
EP0085127B1 (fr) * | 1982-02-02 | 1986-01-29 | Messerschmitt-Bölkow-Blohm Gesellschaft mit beschränkter Haftung | Rotor, en particulier pour aéronef à aile tournante, avec moyeu en matière plastique renforcé par des fibres |
IT1155132B (it) * | 1982-03-11 | 1987-01-21 | Agusta Aeronaut Costr | Rotore per elicotteri |
IT1155131B (it) * | 1982-03-11 | 1987-01-21 | Agusta Aeronaut Costr | Mozzo di rotore di elicotteri |
FR2529860B1 (fr) * | 1982-07-08 | 1987-01-02 | Aerospatiale | Plateau de moyeu, procede de fabrication et moyeu de rotor de giravion equipe de tels plateaux |
US4466774A (en) * | 1982-08-30 | 1984-08-21 | United Technologies Corporation | Composite flexbeam joint |
US4543040A (en) * | 1982-09-30 | 1985-09-24 | The Boeing Company | Helicopter rotor system |
IT1159375B (it) * | 1983-03-15 | 1987-02-25 | Agusta Aeronaut Costr | Rotore per elicotteri |
US4568245A (en) * | 1983-03-22 | 1986-02-04 | United Technologies Corporation | Composite helicopter rotor hub |
US4568244A (en) * | 1983-03-22 | 1986-02-04 | United Technologies Corporation | Fiber reinforced/epoxy matrix composite helicopter rotor main hub plate |
US4585393A (en) * | 1983-03-22 | 1986-04-29 | United Technologies Corporation | Fiber reinforced/epoxy matrix composite helicopter rotor yoke |
GB2165026A (en) * | 1984-09-26 | 1986-04-03 | Jose A Avila | Composite torsion link |
IT1182448B (it) * | 1985-02-19 | 1987-10-05 | Agusta Aeronaut Costr | Mozzo metallico per un rotore di elicottero |
US4666753A (en) * | 1985-05-16 | 1987-05-19 | United Technologies Corporation | Filament wound structure for use as a torque drive |
US4629644A (en) * | 1985-09-30 | 1986-12-16 | United Technologies Corporation | Filament wound structure having filament wound reinforcing rings for use as a torque drive |
US4797064A (en) * | 1987-07-30 | 1989-01-10 | United Technologies Corporation | Composite helicopter rotor hub |
US5980206A (en) * | 1996-05-31 | 1999-11-09 | Sikorsky Aircraft Corporation | Monolithic structure having improved flaw tolerance |
US10988244B2 (en) | 2017-05-05 | 2021-04-27 | Laflamme Aero Inc. | Helicopter rotor hub assembly and helicopter including same |
US10988243B2 (en) * | 2019-03-15 | 2021-04-27 | Bell Textron Inc. | Tension-torsion strap |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1205757A (en) * | 1967-02-07 | 1970-09-16 | Westland Aircraft Ltd | Improvements in or relating to rotor heads for rotary wing aircraft |
US3384185A (en) * | 1967-06-02 | 1968-05-21 | Aerojet General Co | Rotor hubs |
DE1531355B1 (de) * | 1967-07-01 | 1970-07-23 | Bolkow Gmbh | schlag-und schwenkgelenklose aufhangung der roterblatter eines drehflugelflgzeuges am roterkopf. |
US3549444A (en) * | 1967-12-28 | 1970-12-22 | Harry S Katz | Filament wound blade and compressor |
FR2041747A1 (fr) * | 1969-05-20 | 1971-02-05 | Sud Aviation | |
DE2150741C3 (de) * | 1971-10-12 | 1973-11-22 | Messerschmitt Boelkow Blohm | Schlag- und schwenkgelenklose Aufhaengung der Rotorblaetter eines Drehfluegelflugzeuges am Rotorkopf |
US3761199A (en) * | 1972-07-14 | 1973-09-25 | United Aircraft Corp | Helicopter rotor with redundant load carrying capability |
US4012169A (en) * | 1973-05-10 | 1977-03-15 | Societe Nationale Industrielle Aerospatiale | Rotor for rotating wing type aircraft |
GB1432117A (en) * | 1973-05-10 | 1976-04-14 | Aerospatiale | Rotor for rotating wing type aircraft |
IT1011053B (it) * | 1974-03-07 | 1977-01-20 | Agusta Aeronaut Costr | Mozzo di rotore per elicottero dota do ti elementi flessibili quali ar ticolazioni virtuali |
DE2541998C2 (de) * | 1975-09-20 | 1981-10-15 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Hubschrauberrotornabe mit schlag- und schwenkgelenklosem Blattanschluß |
DE2638148C3 (de) * | 1976-08-25 | 1980-09-18 | Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen | Rotor für ein Drehflügelflugzeug |
-
1976
- 1976-10-26 DE DE2648343A patent/DE2648343C3/de not_active Expired
-
1977
- 1977-10-21 GB GB43992/77A patent/GB1545712A/en not_active Expired
- 1977-10-21 US US05/844,317 patent/US4195967A/en not_active Expired - Lifetime
- 1977-10-25 IT IT28940/77A patent/IT1086932B/it active
- 1977-10-25 FR FR7732151A patent/FR2369158A1/fr active Granted
- 1977-10-26 JP JP12768377A patent/JPS5353898A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5353898A (en) | 1978-05-16 |
GB1545712A (en) | 1979-05-16 |
FR2369158A1 (fr) | 1978-05-26 |
US4195967A (en) | 1980-04-01 |
IT1086932B (it) | 1985-05-31 |
DE2648343A1 (de) | 1978-04-27 |
DE2648343C3 (de) | 1981-06-19 |
DE2648343B2 (de) | 1980-10-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |