FR2808256B1 - Rotor avec antivibreur de tete a pendules verticaux - Google Patents

Rotor avec antivibreur de tete a pendules verticaux

Info

Publication number
FR2808256B1
FR2808256B1 FR0005374A FR0005374A FR2808256B1 FR 2808256 B1 FR2808256 B1 FR 2808256B1 FR 0005374 A FR0005374 A FR 0005374A FR 0005374 A FR0005374 A FR 0005374A FR 2808256 B1 FR2808256 B1 FR 2808256B1
Authority
FR
France
Prior art keywords
vibrator
rotor
vertical pendulum
head anti
pendulum head
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.)
Expired - Fee Related
Application number
FR0005374A
Other languages
English (en)
Other versions
FR2808256A1 (fr
Inventor
Veronique Cardin
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 FR0005374A priority Critical patent/FR2808256B1/fr
Priority to US09/840,383 priority patent/US6494680B2/en
Publication of FR2808256A1 publication Critical patent/FR2808256A1/fr
Application granted granted Critical
Publication of FR2808256B1 publication Critical patent/FR2808256B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/14—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers
    • F16F15/1407—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers the rotation being limited with respect to the driving means
    • F16F15/1464—Masses connected to driveline by a kinematic mechanism or gear system
    • F16F15/1471—Masses connected to driveline by a kinematic mechanism or gear system with a kinematic mechanism, i.e. linkages, levers
    • 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
    • B64C27/001—Vibration damping devices
    • B64C2027/003—Vibration damping devices mounted on rotor hub, e.g. a rotary force generator
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Toys (AREA)
FR0005374A 2000-04-27 2000-04-27 Rotor avec antivibreur de tete a pendules verticaux Expired - Fee Related FR2808256B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0005374A FR2808256B1 (fr) 2000-04-27 2000-04-27 Rotor avec antivibreur de tete a pendules verticaux
US09/840,383 US6494680B2 (en) 2000-04-27 2001-04-23 Rotor with rotor head vibration suppressor comprising vertical pendulums

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0005374A FR2808256B1 (fr) 2000-04-27 2000-04-27 Rotor avec antivibreur de tete a pendules verticaux

Publications (2)

Publication Number Publication Date
FR2808256A1 FR2808256A1 (fr) 2001-11-02
FR2808256B1 true FR2808256B1 (fr) 2002-08-30

Family

ID=8849658

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0005374A Expired - Fee Related FR2808256B1 (fr) 2000-04-27 2000-04-27 Rotor avec antivibreur de tete a pendules verticaux

Country Status (2)

Country Link
US (1) US6494680B2 (fr)
FR (1) FR2808256B1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3692106B2 (ja) * 2002-09-27 2005-09-07 株式会社東芝 製造装置及び回転機の寿命予測方法
US20090129926A1 (en) * 2007-09-06 2009-05-21 Smith Richard L Mass pod turbine system
FR2945789B1 (fr) 2009-05-20 2011-05-13 Eurocopter France Dispositif a masses reparties pour reduire les vibrations engendrees par un rotor de sustentation d'un giravion, et moyeu d'un rotor muni d'un tel dispositif
FR2945788B1 (fr) 2009-05-20 2011-05-13 Eurocopter France Dispositif a masses concentrees pour reduire les vibrations engendrees par un rotor de sustentation d'un giravion, et moyeu d'un rotor muni d'un tel dispositif
DE102009029071B4 (de) * 2009-09-01 2013-06-06 B.E.C. Breitbach Engineering Consulting Gmbh Schwingungstilger für Schwingungen, die einer Drehbewegung um eine Drehachse überlagert sind
FR2951136B1 (fr) * 2009-10-14 2011-10-21 Eurocopter France Mecanisme d'attenuation des pulsations en couple entre un moteur et un rotor de giravion entraine en rotation par ce moteur
FR2954273B1 (fr) 2009-12-17 2012-02-24 Eurocopter France Structure porteuse d'un rotor, et appareil volant muni d'une telle structure porteuse
FR2954274B1 (fr) 2009-12-17 2012-02-24 Eurocopter France Mecanisme amortisseur de vibrations, et appareil volant muni d'une structure porteuse et d'un rotor muni d'un tel mecanisme
FR2959484B1 (fr) * 2010-04-30 2012-11-09 Eurocopter France Dispositif pour reduire les vibrations engendrees par un rotor de sustentation d'un giravion, et moyeu d'un rotor muni d'un tel dispositif.
DE102010040175A1 (de) * 2010-09-02 2012-03-08 B.E.C. Breitbach Engineering Consulting Gmbh Schwingungstilger mit variabler Tilgereigenfrequenz
DE102012106582B4 (de) 2012-07-20 2016-12-22 B.E.C. Breitbach Engineering Consulting Gmbh Schwingungstilger für Biegeschwingungen einer Welle
US8955409B2 (en) * 2012-10-12 2015-02-17 Hamilton Sundstrand Corporation Rotating assembly including a dynamic balancing system
WO2018187178A1 (fr) 2017-04-04 2018-10-11 Moog Inc. Système de suppression de vibrations de masse rotative variable
US11472540B2 (en) * 2017-06-27 2022-10-18 Moog Inc. Variable rotary pendulous mass vibration suppression system
WO2019005250A1 (fr) 2017-06-27 2019-01-03 Moog Inc. Système de suppression des vibrations de masse à rotation variable supporté radialement
CA3036398A1 (fr) 2018-03-12 2019-09-12 Amesbury Group, Inc. Systemes de pene dormant electronique
US11214361B2 (en) * 2018-11-21 2022-01-04 Textron Innovations Inc. Vibration attenuator
US12006998B2 (en) * 2020-02-17 2024-06-11 Fm Energie Gmbh & Co. Kg Adaptive tuned mass damper for damping low excitation frequencies
CN112859589B (zh) * 2021-01-14 2022-04-15 南京航空航天大学 旋翼变转速直升机振动主动控制的混合控制方法
US20220332409A1 (en) * 2021-04-16 2022-10-20 Lockheed Martin Corporation Tunable mass damper assembly for a rotor blade

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2225929A (en) * 1938-02-28 1940-12-24 Sarazin Raoul Roland Raymond Vibration damper
US2489343A (en) * 1945-08-29 1949-11-29 Lee S Wasserman Vibration absorber device for helicopters
US3372758A (en) * 1967-02-15 1968-03-12 United Aircraft Corp Vibration absorber
US4218187A (en) 1978-08-04 1980-08-19 United Technologies Corporation Constant frequency bifilar vibration absorber
US4239456A (en) 1979-05-10 1980-12-16 Textron, Inc. Rotor blade out-of-plane centrifugal pendulums
FR2499505A1 (fr) * 1981-02-09 1982-08-13 Aerospatiale Dispositif simplifie de suspension antiresonnante pour helicoptere
DE3226152C2 (de) 1982-07-13 1984-07-19 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Pendelanordnung zur Dämpfung bzw. Tilgung niedriger Anregungsfrequenzen eines Hubschrauberrotorblattes o.dgl.
FR2733483B1 (fr) * 1995-04-27 1997-07-04 Eurocopter France Dispositif d'attenuation de vibrations pour rotor d'helicoptere
FR2768995B1 (fr) * 1997-10-01 1999-12-03 Eurocopter France Resonateur pendulaire de tete de rotor

Also Published As

Publication number Publication date
US20010048875A1 (en) 2001-12-06
FR2808256A1 (fr) 2001-11-02
US6494680B2 (en) 2002-12-17

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Legal Events

Date Code Title Description
CD Change of name or company name

Owner name: AIRBUS HELICOPTERS, FR

Effective date: 20140602

PLFP Fee payment

Year of fee payment: 16

ST Notification of lapse

Effective date: 20161230