PL3309069T3 - Amortyzator oporu czołowego wbudowany wewnątrz łopaty wirnika - Google Patents

Amortyzator oporu czołowego wbudowany wewnątrz łopaty wirnika

Info

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
Application number
PL17194173T
Other languages
English (en)
Inventor
Stéphane Mazet
Jean-Romain Bihel
Sylvain Berthalon
Mathias FOURNIER
Original Assignee
Airbus Helicopters
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Airbus Helicopters filed Critical Airbus Helicopters
Publication of PL3309069T3 publication Critical patent/PL3309069T3/pl

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/51Damping of blade movements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/001Vibration damping devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/32Rotors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/32Rotors
    • B64C27/35Rotors having elastomeric joints
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/32Rotors
    • B64C27/46Blades
    • B64C27/473Constructional features
    • B64C27/48Root attachment to rotor head

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Vibration Dampers (AREA)
PL17194173T 2016-10-14 2017-09-29 Amortyzator oporu czołowego wbudowany wewnątrz łopaty wirnika PL3309069T3 (pl)

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)

* Cited by examiner, † Cited by third party
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

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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PL2894094T3 (pl) Zespół dźwigarów elastycznych do bezłożyskowego lub bezprzegubowego i bezłożyskowego wielołopatowego wirnika wiropłatu