IN157742B - - Google Patents
Info
- Publication number
- IN157742B IN157742B IN64/DEL/82A IN64DE1982A IN157742B IN 157742 B IN157742 B IN 157742B IN 64DE1982 A IN64DE1982 A IN 64DE1982A IN 157742 B IN157742 B IN 157742B
- Authority
- IN
- India
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/46—Blades
- B64C27/473—Constructional features
- B64C27/48—Root attachment to rotor head
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/51—Damping of blade movements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Toys (AREA)
- Wind Motors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8122027A FR2516891A1 (fr) | 1981-11-25 | 1981-11-25 | Rotor pour giravions, a articulations integrees dans le pied de pale |
Publications (1)
Publication Number | Publication Date |
---|---|
IN157742B true IN157742B (it) | 1986-05-31 |
Family
ID=9264339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN64/DEL/82A IN157742B (it) | 1981-11-25 | 1982-01-28 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4504193A (it) |
EP (1) | EP0080920B1 (it) |
JP (2) | JPS5893697A (it) |
DE (1) | DE3265103D1 (it) |
FR (1) | FR2516891A1 (it) |
IN (1) | IN157742B (it) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4543040A (en) * | 1982-09-30 | 1985-09-24 | The Boeing Company | Helicopter rotor system |
DE3464036D1 (en) * | 1983-08-22 | 1987-07-09 | Westland Plc | Helicopter rotors |
FR2551723B1 (fr) * | 1983-09-08 | 1985-12-13 | Aerospatiale | Dispositif a butees escamotables pour limiter les battements des pales d'un rotor principal de giravion |
IT1182447B (it) * | 1985-02-19 | 1987-10-05 | Agusta Aeronaut Costr | Rotore per elicotteri |
FR2584996B1 (fr) * | 1985-07-22 | 1987-11-13 | Aerospatiale | Mat-moyeu integre et tete de rotor de giravion le comportant |
FR2584997B1 (fr) * | 1985-07-22 | 1987-11-13 | Aerospatiale | Dispositif de butees de battement pour rotor de giravion |
FR2584995B1 (fr) * | 1985-07-22 | 1987-11-13 | Aerospatiale | Mat-moyeu integre et tete de rotor de giravion le comportant |
FR2620178B1 (fr) * | 1987-09-09 | 1990-01-19 | Aerospatiale | Dispositif d'attache a douilles, et pale de rotor munie d'un tel dispositif d'attache a un moyeu |
FR2630703B1 (fr) * | 1988-04-29 | 1990-08-24 | Aerospatiale | Tete de rotor de giravion a tirants interpales de rappel elastique avec amortissement incorpore |
FR2671049B1 (fr) * | 1990-12-27 | 1993-12-24 | Aerospatiale | Corps de moyeu de rotor de giravion. |
FR2671050B1 (fr) * | 1990-12-27 | 1993-04-16 | Aerospatiale | Tete de rotor articule de giravion a manchons intermediaires entre moyeu et pales. |
FR2689483B1 (fr) * | 1990-12-27 | 1995-02-24 | Aerospatiale | Corps de moyeu de rotor de giravion. |
JP2597489Y2 (ja) * | 1991-05-01 | 1999-07-05 | 愛知機械工業 株式会社 | シートベルト取付け構造 |
US5372478A (en) * | 1993-02-04 | 1994-12-13 | The Boeing Company | Helicopter rotor damper |
FR2764578B1 (fr) | 1997-06-13 | 1999-09-10 | Eurocopter France | Rotor de giravion a moyeu bi-plateau et commande de pas partiellement externe |
US20040000028A1 (en) * | 2002-06-28 | 2004-01-01 | Kim Eun Young | Door hinge system for opening a hinged door in multiple directions |
GB2414702A (en) | 2004-06-04 | 2005-12-07 | Black & Decker Inc | Vibration Reduction Apparatus for Power Tool |
FR2887941B1 (fr) * | 2005-07-04 | 2008-12-12 | Eurocopter France | Dispositif d'assemblage de pieces d'un giravion. |
FR2890937B1 (fr) * | 2005-09-21 | 2009-04-24 | Eurocopter France | Rotor de giravion a pales articulees en battement et en trainee |
EP2634089B8 (en) * | 2012-02-09 | 2017-04-26 | LEONARDO S.p.A. | Aircraft rotor blade and relative forming method |
US8827586B2 (en) * | 2012-06-27 | 2014-09-09 | The Boeing Company | Damping mechanical linkage |
FR3005631B1 (fr) | 2013-05-16 | 2016-10-21 | Eurocopter France | Liaison articulee elastique entre un amortisseur de trainee et une pale d'un rotor |
US9656744B2 (en) * | 2014-05-21 | 2017-05-23 | Bell Helicopter Textron Inc. | Adjustable blade-to-hub lead-lag damper attachment |
US9347487B2 (en) * | 2014-05-30 | 2016-05-24 | Bell Helicopter Textron Inc. | Rotorcraft bearing with rotation slip joint |
CH711738A1 (de) * | 2015-11-11 | 2017-05-15 | Marenco Swisshelicopter Ag | Rotorblattkopplungsvorrichtung zur Kopplung mit einem Rotormast zur Bildung eines Rotorkopfs eines Drehflüglers. |
EP3168146B1 (de) * | 2015-11-11 | 2019-06-05 | kopter group ag | Rotorblattkopplungsvorrichtung eines rotorkopfs für einen drehflügler |
FR3057541B1 (fr) * | 2016-10-14 | 2019-03-29 | Airbus Helicopters | Amortisseur de trainee integre a l'interieur d'une pale d'un rotor |
US12060148B2 (en) | 2022-08-16 | 2024-08-13 | Honeywell International Inc. | Ground resonance detection and warning system and method |
FR3141447A1 (fr) | 2022-10-26 | 2024-05-03 | Airbus Helicopters | Pale munie d’un pied comprenant une attache de pas intégrée et deux attaches d’amortisseur intégrées, et un rotor muni d’une telle pale |
CN115384765B (zh) * | 2022-10-31 | 2023-03-24 | 四川蓉远地测科技有限公司 | 旋翼无人机驱动装置及其装配方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1531374A1 (de) * | 1967-09-12 | 1970-01-29 | Messerschmitt Boelkow Blohm | Rotorblatt aus faserverstaerktem Kunststoff mit schlaufenartiger Blattwurzel |
FR2305343A2 (fr) * | 1975-03-26 | 1976-10-22 | Aerospatiale | Rotor pour giravions |
US4012169A (en) * | 1973-05-10 | 1977-03-15 | Societe Nationale Industrielle Aerospatiale | Rotor for rotating wing type aircraft |
GB1500007A (en) * | 1974-08-22 | 1978-02-08 | Westland Aircraft Ltd | Rotor for rotary wing aircraft |
DE2541998C2 (de) * | 1975-09-20 | 1981-10-15 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Hubschrauberrotornabe mit schlag- und schwenkgelenklosem Blattanschluß |
GB1539200A (en) * | 1976-12-08 | 1979-01-31 | Westland Aircraft Ltd | Helicopter rotors |
US4297078A (en) * | 1978-05-17 | 1981-10-27 | Westland Aircraft Limited | Helicopter rotors |
FR2456034A2 (fr) * | 1979-05-08 | 1980-12-05 | Aerospatiale | Rotor pour giravion |
FR2427251A1 (fr) * | 1978-06-02 | 1979-12-28 | Aerospatiale | Rotor pour giravion |
GB2025338B (en) * | 1978-06-02 | 1982-08-04 | Aerospatiale | Helicopterrotor |
IT1117626B (it) * | 1979-02-02 | 1986-02-17 | Aereonautiche Giovanni Augusta | Rotore articolato per elicotteri |
FR2458457A1 (fr) * | 1979-06-05 | 1981-01-02 | Aerospatiale | Rotor de giravion a moyeu articule compact |
IT1129070B (it) * | 1980-04-03 | 1986-06-04 | Agusta Aeronaut Costr | Rotore a giunti elastomerici per elicotteri |
-
1981
- 1981-11-25 FR FR8122027A patent/FR2516891A1/fr active Granted
-
1982
- 1982-01-28 IN IN64/DEL/82A patent/IN157742B/en unknown
- 1982-09-24 US US06/423,401 patent/US4504193A/en not_active Expired - Lifetime
- 1982-11-17 EP EP82402098A patent/EP0080920B1/fr not_active Expired
- 1982-11-17 DE DE8282402098T patent/DE3265103D1/de not_active Expired
- 1982-11-22 JP JP57203829A patent/JPS5893697A/ja active Pending
-
1989
- 1989-05-15 JP JP1989054534U patent/JPH01162900U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3265103D1 (en) | 1985-09-05 |
EP0080920B1 (fr) | 1985-07-31 |
JPH01162900U (it) | 1989-11-13 |
US4504193A (en) | 1985-03-12 |
FR2516891B1 (it) | 1984-02-17 |
JPS5893697A (ja) | 1983-06-03 |
EP0080920A1 (fr) | 1983-06-08 |
FR2516891A1 (fr) | 1983-05-27 |