FR2943621B1 - Pale munie d'un amortisseur de trainee et rotor muni d'une telle pale - Google Patents

Pale munie d'un amortisseur de trainee et rotor muni d'une telle pale

Info

Publication number
FR2943621B1
FR2943621B1 FR0901466A FR0901466A FR2943621B1 FR 2943621 B1 FR2943621 B1 FR 2943621B1 FR 0901466 A FR0901466 A FR 0901466A FR 0901466 A FR0901466 A FR 0901466A FR 2943621 B1 FR2943621 B1 FR 2943621B1
Authority
FR
France
Prior art keywords
blade
damper
training
rotor provided
blade equipped
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.)
Active
Application number
FR0901466A
Other languages
English (en)
Other versions
FR2943621A1 (fr
Inventor
Vincent Girard
Stephane Mazet
Remi Metivier
Alain Eberhard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airbus Helicopters SAS
Original Assignee
Eurocopter France SA
Eurocopter SA
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 Eurocopter France SA, Eurocopter SA filed Critical Eurocopter France SA
Priority to FR0901466A priority Critical patent/FR2943621B1/fr
Priority to US12/730,554 priority patent/US8622703B2/en
Publication of FR2943621A1 publication Critical patent/FR2943621A1/fr
Application granted granted Critical
Publication of FR2943621B1 publication Critical patent/FR2943621B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B64C2027/4733—Rotor blades substantially made from particular materials
    • B64C2027/4736—Rotor blades substantially made from particular materials from composite materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Vibration Dampers (AREA)
  • Toys (AREA)
FR0901466A 2009-03-27 2009-03-27 Pale munie d'un amortisseur de trainee et rotor muni d'une telle pale Active FR2943621B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0901466A FR2943621B1 (fr) 2009-03-27 2009-03-27 Pale munie d'un amortisseur de trainee et rotor muni d'une telle pale
US12/730,554 US8622703B2 (en) 2009-03-27 2010-03-24 Blade provided with a drag damper, and a rotor provided with such a blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0901466A FR2943621B1 (fr) 2009-03-27 2009-03-27 Pale munie d'un amortisseur de trainee et rotor muni d'une telle pale

Publications (2)

Publication Number Publication Date
FR2943621A1 FR2943621A1 (fr) 2010-10-01
FR2943621B1 true FR2943621B1 (fr) 2011-04-15

Family

ID=41376392

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0901466A Active FR2943621B1 (fr) 2009-03-27 2009-03-27 Pale munie d'un amortisseur de trainee et rotor muni d'une telle pale

Country Status (2)

Country Link
US (1) US8622703B2 (fr)
FR (1) FR2943621B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2993244B1 (fr) 2012-07-12 2014-07-18 Eurocopter France Rotor de giravion equipe d'amortisseurs de trainee loges dans des manchons de liaison de pales a un moyeu du rotor
CN104494823B (zh) * 2013-11-22 2016-05-25 北京航空航天大学 一种基于环路结构的新型减振旋翼
US9701403B2 (en) * 2014-02-18 2017-07-11 Bell Helicopter Textron Inc. Broad goods composite yoke for rotor system
FR3017855B1 (fr) * 2014-02-21 2016-04-29 Airbus Helicopters Rotor pour giravion comportant un mecanisme de butee en battement, et giravion
FR3029892B1 (fr) * 2014-12-11 2017-01-06 Airbus Helicopters Dispositif de liaison par une rotule lamifiee entre une pale d'un rotor de giravion et un amortisseur de trainee de ladite pale
US10457388B2 (en) * 2016-02-16 2019-10-29 Bell Helicopter Textron, Inc. Rotor assembly with high lock-number blades
US10472057B2 (en) * 2016-02-16 2019-11-12 Bell Helicopter Textron Inc. Rotor assembly with high lock-number blades
FR3057541B1 (fr) 2016-10-14 2019-03-29 Airbus Helicopters Amortisseur de trainee integre a l'interieur d'une pale d'un rotor
US10689104B2 (en) * 2017-05-09 2020-06-23 Textron Innovations Inc. Tail rotor integrated damper attachment
US10457380B2 (en) * 2017-06-28 2019-10-29 Bell Textron Inc. Articulated rotor systems with pitch independent damping
US10773798B2 (en) * 2017-09-29 2020-09-15 Bell Textron Inc. Rotor hub with blade-to-blade dampers attached to the pitch change axis
US10597150B2 (en) 2018-04-24 2020-03-24 Textron Innovations Inc. Articulated rotor systems with blade-to-blade damping
FR3126494B1 (fr) * 2021-08-31 2023-07-21 Airbus Helicopters banc d’essais pour amortisseur d’un rotor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0135296B1 (fr) * 1983-08-22 1987-06-03 Westland Group plc Rotor d'hélicoptère
DE3526470C1 (de) * 1985-07-24 1987-01-02 Messerschmitt Boelkow Blohm Rotor,insbesondere eines Drehfluegelflugzeugs
FR2653405B1 (fr) * 1989-10-20 1992-02-07 Aerospatiale Dispositif visco-elastique rotatif de rappel elastique et d'amortissement en trainee pour pale de rotor de giravion, et tete de rotor le comportant.
US5407325A (en) * 1990-09-27 1995-04-18 Societe Nationale Industrielle Et Aerospatiale Rotor head for rotary wing aircraft
FR2826933B1 (fr) * 2001-07-04 2003-09-26 Eurocopter France Amortisseur de trainee a inertie fluide pour rotor de giravion
FR2898581B1 (fr) * 2006-03-15 2009-01-09 Eurocopter France Pale comportant une manchette integree et rotor de giravion pourvu d'une telle pale.
WO2007140362A2 (fr) * 2006-05-26 2007-12-06 Lord Corporation Amortisseur de traînée d'un aéronef à voilure tournante

Also Published As

Publication number Publication date
FR2943621A1 (fr) 2010-10-01
US8622703B2 (en) 2014-01-07
US20100247312A1 (en) 2010-09-30

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