PL3309069T3 - Amortyzator oporu czołowego wbudowany wewnątrz łopaty wirnika - Google Patents
Amortyzator oporu czołowego wbudowany wewnątrz łopaty wirnikaInfo
- Publication number
- PL3309069T3 PL3309069T3 PL17194173T PL17194173T PL3309069T3 PL 3309069 T3 PL3309069 T3 PL 3309069T3 PL 17194173 T PL17194173 T PL 17194173T PL 17194173 T PL17194173 T PL 17194173T PL 3309069 T3 PL3309069 T3 PL 3309069T3
- Authority
- PL
- Poland
- Prior art keywords
- rotor
- blade
- lead
- integrated inside
- lag damper
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/51—Damping of blade movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/001—Vibration damping devices
-
- 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
- B64C27/32—Rotors
- B64C27/46—Blades
- B64C27/473—Constructional features
- B64C27/48—Root attachment to rotor head
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Dampers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1601495A FR3057541B1 (fr) | 2016-10-14 | 2016-10-14 | Amortisseur de trainee integre a l'interieur d'une pale d'un rotor |
EP17194173.5A EP3309069B1 (fr) | 2016-10-14 | 2017-09-29 | Amortisseur de trainee integre a l interieur d'une pale d'un rotor |
Publications (1)
Publication Number | Publication Date |
---|---|
PL3309069T3 true PL3309069T3 (pl) | 2019-09-30 |
Family
ID=58314287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL17194173T PL3309069T3 (pl) | 2016-10-14 | 2017-09-29 | Amortyzator oporu czołowego wbudowany wewnątrz łopaty wirnika |
Country Status (5)
Country | Link |
---|---|
US (1) | US11142307B2 (pl) |
EP (1) | EP3309069B1 (pl) |
CN (1) | CN107953989B (pl) |
FR (1) | FR3057541B1 (pl) |
PL (1) | PL3309069T3 (pl) |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2125150B1 (pl) | 1971-02-15 | 1973-12-07 | Aerospatiale | |
US3842945A (en) * | 1971-05-13 | 1974-10-22 | J Potter | Viscoelastic damper |
FR2305343A2 (fr) | 1975-03-26 | 1976-10-22 | Aerospatiale | Rotor pour giravions |
FR2263151B2 (pl) * | 1974-03-07 | 1976-10-08 | Aerospatiale | |
FR2228663A1 (en) | 1973-05-10 | 1974-12-06 | Aerospatiale | Rotor for rotating wing aircraft - has yoke connecting rotor arm and star shaped rotor has low weight |
GB1539200A (en) * | 1976-12-08 | 1979-01-31 | Westland Aircraft Ltd | Helicopter rotors |
FR2427251A1 (fr) | 1978-06-02 | 1979-12-28 | Aerospatiale | Rotor pour giravion |
FR2516891A1 (fr) * | 1981-11-25 | 1983-05-27 | Aerospatiale | Rotor pour giravions, a articulations integrees dans le pied de pale |
FR2528382A1 (fr) * | 1982-06-11 | 1983-12-16 | Vibrachoc Sa | Amortisseur de vibrations et notamment adaptateur de frequence pour pale d'helicoptere |
US4427340A (en) * | 1982-06-24 | 1984-01-24 | Bell Helicopter Textron Inc. | Soft inplane bearingless helicopter rotor |
US4676720A (en) * | 1984-07-10 | 1987-06-30 | Kawasaki Jukogyo Kabushiki Kaisha | Bearingless hub structure for rotary-wing aircrafts |
FR2630703B1 (fr) | 1988-04-29 | 1990-08-24 | Aerospatiale | Tete de rotor de giravion a tirants interpales de rappel elastique avec amortissement incorpore |
JPH085437B2 (ja) * | 1990-04-27 | 1996-01-24 | 防衛庁技術研究本部長 | 回転翼航空機用の無関節ハブ構造 |
US5407325A (en) * | 1990-09-27 | 1995-04-18 | Societe Nationale Industrielle Et Aerospatiale | Rotor head for rotary wing aircraft |
FR2680845B1 (fr) | 1991-09-04 | 1995-02-10 | Vibrachoc Sa | Absorbeur d'energie vibratoire. |
FR2702733B1 (fr) * | 1993-03-18 | 1995-06-16 | Eurocopter France | Tete de rotor pour giravion. |
DE19620427C1 (de) * | 1996-05-21 | 1997-06-12 | Eurocopter Deutschland | Rotorblattanschluß |
ITMI991124A1 (it) | 1998-05-28 | 2000-11-21 | Eurocopter Deutschland | Pala per un rotore privo di supporto di un elicottero |
BRPI0413189A (pt) | 2003-08-27 | 2006-10-03 | Bell Helicopter Textron Inc | cubo de roda de rotor em plano macio |
DE602004005989T2 (de) * | 2004-09-28 | 2007-12-20 | Agusta S.P.A. | Hubschrauberrotor mit einem Schwingungsdämpfer |
FR2898581B1 (fr) | 2006-03-15 | 2009-01-09 | Eurocopter France | Pale comportant une manchette integree et rotor de giravion pourvu d'une telle pale. |
US8764396B2 (en) | 2008-02-12 | 2014-07-01 | Textron Innovations Inc. | Lead-lag damper for rotor hubs |
FR2928344B1 (fr) | 2008-03-06 | 2011-01-21 | Hutchinson | Dispositif d'amortissement et systeme de rotor d'aerodyne l'incorporant |
FR2929675B1 (fr) | 2008-04-07 | 2013-02-22 | Eurocopter France | Dispositif d'amortissement viscoelastique ameliore |
EP2349835B1 (en) * | 2008-11-26 | 2013-12-25 | Lord Corporation | Fluid elastomeric damper assembly including internal pumping mechanism and volume compensator |
EP3034398B1 (en) | 2009-01-19 | 2016-12-07 | Bell Helicopter Textron Inc. | Stiff-in-plane rotor configuration |
FR2943621B1 (fr) | 2009-03-27 | 2011-04-15 | Eurocopter France | Pale munie d'un amortisseur de trainee et rotor muni d'une telle pale |
US8827586B2 (en) | 2012-06-27 | 2014-09-09 | The Boeing Company | Damping mechanical linkage |
US9656747B2 (en) | 2013-03-14 | 2017-05-23 | Bell Helicopter Textron Inc. | Soft in-plane and stiff out-of-plane rotor system |
JP6189673B2 (ja) * | 2013-08-14 | 2017-08-30 | 山下ゴム株式会社 | 樹脂トルクロッド |
-
2016
- 2016-10-14 FR FR1601495A patent/FR3057541B1/fr not_active Expired - Fee Related
-
2017
- 2017-09-29 EP EP17194173.5A patent/EP3309069B1/fr active Active
- 2017-09-29 PL PL17194173T patent/PL3309069T3/pl unknown
- 2017-10-10 US US15/728,750 patent/US11142307B2/en active Active
- 2017-10-11 CN CN201710942808.5A patent/CN107953989B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20180105265A1 (en) | 2018-04-19 |
EP3309069B1 (fr) | 2019-04-17 |
CN107953989B (zh) | 2021-03-02 |
US11142307B2 (en) | 2021-10-12 |
CN107953989A (zh) | 2018-04-24 |
FR3057541A1 (fr) | 2018-04-20 |
EP3309069A1 (fr) | 2018-04-18 |
FR3057541B1 (fr) | 2019-03-29 |
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