FR2516891A1 - Rotor pour giravions, a articulations integrees dans le pied de pale - Google Patents
Rotor pour giravions, a articulations integrees dans le pied de pale Download PDFInfo
- Publication number
- FR2516891A1 FR2516891A1 FR8122027A FR8122027A FR2516891A1 FR 2516891 A1 FR2516891 A1 FR 2516891A1 FR 8122027 A FR8122027 A FR 8122027A FR 8122027 A FR8122027 A FR 8122027A FR 2516891 A1 FR2516891 A1 FR 2516891A1
- Authority
- FR
- France
- Prior art keywords
- blade
- rotor
- rigid
- rotor according
- plates
- 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
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 238000010009 beating Methods 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000003190 viscoelastic substance Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 230000002688 persistence Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical compound CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 238000013016 damping Methods 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 4
- 230000036961 partial effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 240000007124 Brassica oleracea Species 0.000 description 1
- 235000003899 Brassica oleracea var acephala Nutrition 0.000 description 1
- 235000011301 Brassica oleracea var capitata Nutrition 0.000 description 1
- 235000001169 Brassica oleracea var oleracea Nutrition 0.000 description 1
- 241000276419 Lophius americanus Species 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000002557 mineral fiber Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 210000004417 patella Anatomy 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000011345 viscous material Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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
-
- 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)
Priority Applications (7)
| 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 |
| IN64/DEL/82A IN157742B (enExample) | 1981-11-25 | 1982-01-28 | |
| US06/423,401 US4504193A (en) | 1981-11-25 | 1982-09-24 | Helicopter rotor with articulation means integrated in the root of the blade |
| EP82402098A EP0080920B1 (fr) | 1981-11-25 | 1982-11-17 | Rotor pour giravions, à articulations intégrées dans le pied de pale |
| DE8282402098T DE3265103D1 (en) | 1981-11-25 | 1982-11-17 | Rotor for rotor craft with articulated joints incorporated in the blade root |
| JP57203829A JPS5893697A (ja) | 1981-11-25 | 1982-11-22 | ブレ−ドの付根部において一体の関節付き装置を備えたヘリコプタ用ロ−タ |
| JP1989054534U JPH01162900U (enExample) | 1981-11-25 | 1989-05-15 |
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 (2)
| Publication Number | Publication Date |
|---|---|
| FR2516891A1 true FR2516891A1 (fr) | 1983-05-27 |
| FR2516891B1 FR2516891B1 (enExample) | 1984-02-17 |
Family
ID=9264339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8122027A Granted FR2516891A1 (fr) | 1981-11-25 | 1981-11-25 | Rotor pour giravions, a articulations integrees dans le pied de pale |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4504193A (enExample) |
| EP (1) | EP0080920B1 (enExample) |
| JP (2) | JPS5893697A (enExample) |
| DE (1) | DE3265103D1 (enExample) |
| FR (1) | FR2516891A1 (enExample) |
| IN (1) | IN157742B (enExample) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4732540A (en) * | 1985-07-22 | 1988-03-22 | Aerospatiale Societe Nationale Industrielle | Integrated hub-mast and gyroplane rotor head comprising it |
| US4749339A (en) * | 1985-07-22 | 1988-06-07 | Aerospatiale Societe Nationale Industrielle | Integrater hub-mast and gyroplane rotor head comprising it |
| FR2689483A1 (fr) * | 1990-12-27 | 1993-10-08 | Aerospatiale | Corps de moyeu de rotor de giravion. |
| WO1998056656A1 (fr) | 1997-06-13 | 1998-12-17 | Eurocopter | Rotor de giravion a moyeu bi-plateau et commande de pas partiellement externe |
| RU2190559C2 (ru) * | 1998-03-16 | 2002-10-10 | Рене Муй | Лопасть воздушного винта, в частности, лопасть для хвостового винта вертолета |
| FR2887941A1 (fr) * | 2005-07-04 | 2007-01-05 | Eurocopter France | Dispositif d'assemblage de pieces d'un giravion. |
| CN116331543A (zh) * | 2022-10-31 | 2023-06-27 | 四川蓉远地测科技有限公司 | 旋翼桨叶、使用旋翼桨叶的无人机驱动装置及其装配方法 |
| EP4361034A1 (fr) | 2022-10-26 | 2024-05-01 | 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 |
Families Citing this family (23)
| 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 |
| FR2584997B1 (fr) * | 1985-07-22 | 1987-11-13 | Aerospatiale | Dispositif de butees de battement pour rotor de giravion |
| 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 |
| FR2671050B1 (fr) * | 1990-12-27 | 1993-04-16 | Aerospatiale | Tete de rotor articule de giravion a manchons intermediaires entre moyeu et pales. |
| FR2671049B1 (fr) * | 1990-12-27 | 1993-12-24 | 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 |
| 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 |
| FR2890937B1 (fr) * | 2005-09-21 | 2009-04-24 | Eurocopter France | Rotor de giravion a pales articulees en battement et en trainee |
| EP2626298B1 (en) * | 2012-02-09 | 2014-06-25 | AGUSTAWESTLAND 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 |
Citations (5)
| 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 |
| FR2282367A1 (fr) * | 1974-08-22 | 1976-03-19 | Westland Aircraft Ltd | Rotor pour aeronef a voilure tournante |
| FR2305343A2 (fr) * | 1975-03-26 | 1976-10-22 | Aerospatiale | Rotor pour giravions |
| FR2427251A1 (fr) * | 1978-06-02 | 1979-12-28 | Aerospatiale | Rotor pour giravion |
| FR2456034A2 (fr) * | 1979-05-08 | 1980-12-05 | Aerospatiale | Rotor pour giravion |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4012169A (en) * | 1973-05-10 | 1977-03-15 | Societe Nationale Industrielle Aerospatiale | Rotor for rotating wing type 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 |
| 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
Patent Citations (5)
| 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 |
| FR2282367A1 (fr) * | 1974-08-22 | 1976-03-19 | Westland Aircraft Ltd | Rotor pour aeronef a voilure tournante |
| FR2305343A2 (fr) * | 1975-03-26 | 1976-10-22 | Aerospatiale | Rotor pour giravions |
| FR2427251A1 (fr) * | 1978-06-02 | 1979-12-28 | Aerospatiale | Rotor pour giravion |
| FR2456034A2 (fr) * | 1979-05-08 | 1980-12-05 | Aerospatiale | Rotor pour giravion |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4732540A (en) * | 1985-07-22 | 1988-03-22 | Aerospatiale Societe Nationale Industrielle | Integrated hub-mast and gyroplane rotor head comprising it |
| US4749339A (en) * | 1985-07-22 | 1988-06-07 | Aerospatiale Societe Nationale Industrielle | Integrater hub-mast and gyroplane rotor head comprising it |
| FR2689483A1 (fr) * | 1990-12-27 | 1993-10-08 | Aerospatiale | Corps de moyeu de rotor de giravion. |
| WO1998056656A1 (fr) | 1997-06-13 | 1998-12-17 | Eurocopter | Rotor de giravion a moyeu bi-plateau et commande de pas partiellement externe |
| FR2764578A1 (fr) | 1997-06-13 | 1998-12-18 | Eurocopter France | Rotor de giravion a moyeu bi-plateau et commande de pas partiellement externe |
| RU2190559C2 (ru) * | 1998-03-16 | 2002-10-10 | Рене Муй | Лопасть воздушного винта, в частности, лопасть для хвостового винта вертолета |
| FR2887941A1 (fr) * | 2005-07-04 | 2007-01-05 | Eurocopter France | Dispositif d'assemblage de pieces d'un giravion. |
| EP4361034A1 (fr) | 2022-10-26 | 2024-05-01 | 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 |
| 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 |
| US12246825B2 (en) | 2022-10-26 | 2025-03-11 | Airbus Helicopters | Blade provided with a root comprising an integrated pitch attachment and two integrated damper attachments, and a rotor provided with such a blade |
| CN116331543A (zh) * | 2022-10-31 | 2023-06-27 | 四川蓉远地测科技有限公司 | 旋翼桨叶、使用旋翼桨叶的无人机驱动装置及其装配方法 |
| CN116331543B (zh) * | 2022-10-31 | 2023-12-29 | 四川蓉远地测科技有限公司 | 旋翼桨叶、使用旋翼桨叶的无人机驱动装置及其装配方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3265103D1 (en) | 1985-09-05 |
| JPS5893697A (ja) | 1983-06-03 |
| IN157742B (enExample) | 1986-05-31 |
| US4504193A (en) | 1985-03-12 |
| FR2516891B1 (enExample) | 1984-02-17 |
| EP0080920B1 (fr) | 1985-07-31 |
| EP0080920A1 (fr) | 1983-06-08 |
| JPH01162900U (enExample) | 1989-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| CD | Change of name or company name | ||
| TP | Transmission of property |