FR2660617B1 - Rotor principal d'helicoptere. - Google Patents
Rotor principal d'helicoptere.Info
- Publication number
- FR2660617B1 FR2660617B1 FR919104204A FR9104204A FR2660617B1 FR 2660617 B1 FR2660617 B1 FR 2660617B1 FR 919104204 A FR919104204 A FR 919104204A FR 9104204 A FR9104204 A FR 9104204A FR 2660617 B1 FR2660617 B1 FR 2660617B1
- Authority
- FR
- France
- Prior art keywords
- helicopter
- main rotor
- rotor
- main
- 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 - Lifetime
Links
Classifications
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S416/00—Fluid reaction surfaces, i.e. impellers
- Y10S416/50—Vibration damping features
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Support Of The Bearing (AREA)
- Friction Gearing (AREA)
- Jellies, Jams, And Syrups (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT67263A IT1240178B (it) | 1990-04-06 | 1990-04-06 | Rotore principale per elicotteri |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2660617A1 FR2660617A1 (fr) | 1991-10-11 |
FR2660617B1 true FR2660617B1 (fr) | 1994-03-04 |
Family
ID=11300962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR919104204A Expired - Lifetime FR2660617B1 (fr) | 1990-04-06 | 1991-04-05 | Rotor principal d'helicoptere. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5156527A (fr) |
JP (1) | JP2763689B2 (fr) |
DE (1) | DE4111323C2 (fr) |
FR (1) | FR2660617B1 (fr) |
GB (1) | GB2243591B (fr) |
IT (1) | IT1240178B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2719554B1 (fr) * | 1994-05-04 | 1996-07-26 | Eurocopter France | Rotor anti-couple caréné à pales flottantes. |
US5620305A (en) * | 1995-03-20 | 1997-04-15 | The Boeing Company | Hub for rotary wing aircraft |
US6050778A (en) * | 1998-09-24 | 2000-04-18 | The Boeing Company | Semi-articulated rotor system |
US7083142B2 (en) | 2004-04-21 | 2006-08-01 | Sikorsky Aircraft Corporation | Compact co-axial rotor system for a rotary wing aircraft and a control system thereof |
US7097169B2 (en) * | 2004-08-04 | 2006-08-29 | Skf Usa Inc. | Elastomeric bearing with modified cylindrical core |
US7686584B2 (en) * | 2006-08-17 | 2010-03-30 | Sikorsky Aircraft Corporation | Elastomeric bearing with heatable shims |
PT2154065E (pt) * | 2008-08-14 | 2011-09-30 | Agusta Spa | Rotor de helicóptero |
EP2184229B1 (fr) * | 2008-11-11 | 2012-10-17 | AGUSTAWESTLAND S.p.A. | Rotor d'hélicoptère |
EP2727832B1 (fr) * | 2012-10-31 | 2016-06-22 | AIRBUS HELICOPTERS DEUTSCHLAND GmbH | Tête de rotor d'appareil volante à voilure tournante et son procédé de fabrication et d'assemblage |
FR3005301B1 (fr) * | 2013-05-03 | 2015-05-29 | Eurocopter France | Rotor carene d'aeronef, et giravion |
US9347487B2 (en) * | 2014-05-30 | 2016-05-24 | Bell Helicopter Textron Inc. | Rotorcraft bearing with rotation slip joint |
FR3026387B1 (fr) * | 2014-09-26 | 2016-10-21 | Airbus Helicopters | Carenage de rotor, rotor et aeronef |
DE102015225098B4 (de) | 2015-12-14 | 2021-08-05 | Zf Friedrichshafen Ag | Rotorkopfabdeckung mit integrierter Elektronik für einen Hubschrauber |
CN105799930B (zh) * | 2016-05-12 | 2019-01-01 | 谭圆圆 | 一种多旋翼式无人飞行器的旋翼固定结构 |
EP3757001B1 (fr) * | 2019-06-26 | 2021-10-27 | LEONARDO S.p.A. | Rotor anticouple pour hélicoptère |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA466336A (fr) * | 1950-07-04 | Oscar Tips Ernest | Moyen de commande du pas des pales de sustentateur d'helicoptere | |
DE633402C (de) * | 1935-02-19 | 1936-07-27 | Erich Destner | Stahlhelmtragvorrichtung am Tornister |
US2639776A (en) * | 1942-05-14 | 1953-05-26 | Autogiro Co Of America | Aircraft rotor with tilting hub and damper control of blade swinging |
US3700352A (en) * | 1971-03-05 | 1972-10-24 | Lord Corp | Rotor system |
GB2007176B (en) * | 1977-09-07 | 1982-01-06 | Westland Aircraft Ltd | Helicopters |
GB2040850B (en) * | 1978-05-17 | 1982-06-03 | Westland Aircraft Ltd | Helicopter rotor |
US4297078A (en) * | 1978-05-17 | 1981-10-27 | Westland Aircraft Limited | Helicopter rotors |
US4306836A (en) * | 1978-05-25 | 1981-12-22 | Kaman Aerospace Corporation | Hub assembly |
FR2430354A1 (fr) * | 1978-07-07 | 1980-02-01 | Aerospatiale | Helice multipale a pas variable d'un type simplifie |
FR2458457A1 (fr) * | 1979-06-05 | 1981-01-02 | Aerospatiale | Rotor de giravion a moyeu articule compact |
US4323332A (en) * | 1979-12-21 | 1982-04-06 | United Technologies Corporation | Hingeless helicopter rotor with elastic gimbal hub |
DE3006088A1 (de) * | 1980-02-19 | 1981-08-20 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Rotor eines drehfluegelflugzeugs |
DE3134603C1 (de) * | 1981-09-01 | 1983-04-14 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Rotor für ein Drehflügel-Flugzeug |
US4569629A (en) * | 1984-09-27 | 1986-02-11 | United Technologies Corporation | Helicopter gimbal rotor |
US4580945A (en) * | 1984-09-27 | 1986-04-08 | United Technologies Corporation | Helicopter gimbal rotor |
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 |
-
1990
- 1990-04-06 IT IT67263A patent/IT1240178B/it active IP Right Grant
-
1991
- 1991-04-05 GB GB9107160A patent/GB2243591B/en not_active Expired - Lifetime
- 1991-04-05 US US07/681,105 patent/US5156527A/en not_active Expired - Lifetime
- 1991-04-05 FR FR919104204A patent/FR2660617B1/fr not_active Expired - Lifetime
- 1991-04-05 JP JP3154173A patent/JP2763689B2/ja not_active Expired - Fee Related
- 1991-04-08 DE DE4111323A patent/DE4111323C2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2243591B (en) | 1993-09-29 |
DE4111323C2 (de) | 2003-04-10 |
JPH06340292A (ja) | 1994-12-13 |
IT9067263A0 (it) | 1990-04-06 |
FR2660617A1 (fr) | 1991-10-11 |
GB9107160D0 (en) | 1991-05-22 |
IT1240178B (it) | 1993-11-27 |
DE4111323A1 (de) | 1992-04-02 |
IT9067263A1 (it) | 1991-10-06 |
JP2763689B2 (ja) | 1998-06-11 |
US5156527A (en) | 1992-10-20 |
GB2243591A (en) | 1991-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property |