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FR2787762B1 - Dispositif de suspension antivibratoire avec ressort en torsion, pour helicoptere - Google Patents

Dispositif de suspension antivibratoire avec ressort en torsion, pour helicoptere

Info

Publication number
FR2787762B1
FR2787762B1 FR9816538A FR9816538A FR2787762B1 FR 2787762 B1 FR2787762 B1 FR 2787762B1 FR 9816538 A FR9816538 A FR 9816538A FR 9816538 A FR9816538 A FR 9816538A FR 2787762 B1 FR2787762 B1 FR 2787762B1
Authority
FR
France
Prior art keywords
helicopter
suspension device
torsional spring
vibration suspension
vibration
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
FR9816538A
Other languages
English (en)
Other versions
FR2787762A1 (fr
Inventor
David Ferullo
Claude Bietenhader
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 FR9816538A priority Critical patent/FR2787762B1/fr
Priority to US09/468,166 priority patent/US6283408B1/en
Publication of FR2787762A1 publication Critical patent/FR2787762A1/fr
Application granted granted Critical
Publication of FR2787762B1 publication Critical patent/FR2787762B1/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
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/063—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs with bars or tubes used as torsional elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/001—Vibration damping devices
    • 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
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
    • F16F7/104—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/001—Vibration damping devices
    • B64C2027/002—Vibration damping devices mounted between the rotor drive and the fuselage

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Harvester Elements (AREA)
  • Springs (AREA)
FR9816538A 1998-12-29 1998-12-29 Dispositif de suspension antivibratoire avec ressort en torsion, pour helicoptere Expired - Fee Related FR2787762B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9816538A FR2787762B1 (fr) 1998-12-29 1998-12-29 Dispositif de suspension antivibratoire avec ressort en torsion, pour helicoptere
US09/468,166 US6283408B1 (en) 1998-12-29 1999-12-21 Anti-vibration suspension device having a torsion spring, for a helicopter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9816538A FR2787762B1 (fr) 1998-12-29 1998-12-29 Dispositif de suspension antivibratoire avec ressort en torsion, pour helicoptere

Publications (2)

Publication Number Publication Date
FR2787762A1 FR2787762A1 (fr) 2000-06-30
FR2787762B1 true FR2787762B1 (fr) 2001-03-09

Family

ID=9534590

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9816538A Expired - Fee Related FR2787762B1 (fr) 1998-12-29 1998-12-29 Dispositif de suspension antivibratoire avec ressort en torsion, pour helicoptere

Country Status (2)

Country Link
US (1) US6283408B1 (fr)
FR (1) FR2787762B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2795386B1 (fr) * 1999-06-22 2001-11-09 Eurocopter France Dispositif de suspension antivibratoire avec ressorts en torsion entre batteurs et structure, pour helicoptere
FR2829546B1 (fr) 2001-09-11 2004-02-20 Eurocopter France Barre de liaison a absorption d'energie, et son application comme barre de suspension de boite de transmission pour giravion
ATE551258T1 (de) * 2008-10-21 2012-04-15 Agustawestland Spa Hubschrauber
FR2982583B1 (fr) 2011-11-15 2013-11-22 Eurocopter France Moyen de suspension antivibratoire d'une barre de maintien d'une boite de transmission de puissance d'aeronef, dispositif de suspension antivibratoire, et aeronef
US9365294B2 (en) * 2013-11-21 2016-06-14 Bell Helicopter Textron Inc. Helicopter transmission mount system
US9254914B2 (en) * 2013-11-21 2016-02-09 Bell Helicopter Textron Inc. Helicopter transmission mount system
US10745116B2 (en) * 2014-08-07 2020-08-18 Sikorsky Aircraft Corporation Anti-vibration load generating aircraft actuation system
FR3033543B1 (fr) 2015-03-13 2018-03-02 Airbus Helicopters Systeme de suspension antivibratoire d'une barre de maintien d'une boite de transmission de puissance d'aeronef, dispositif de suspension antivibratoire, et aeronef
CN104859861A (zh) * 2015-06-03 2015-08-26 中恒天信（天津）航空科技有限公司 一种航拍无人直升机
EP3112721B1 (fr) 2015-06-29 2018-04-25 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Dispositif d'isolation contre les vibrations d'un accouplement élastique de deux composants
FR3063972A1 (fr) * 2017-03-20 2018-09-21 Airbus Helicopters Systemes antivibratoire equipant un giravion, giravion associe et methode de reglage d'un tel systeme antivibratoire.
EP3599163B1 (fr) * 2018-07-27 2020-11-11 LEONARDO S.p.A. Kit d'hélicoptère
EP3599162B1 (fr) * 2018-07-27 2020-11-11 LEONARDO S.p.A. Kit d'hélicoptère
US11203418B2 (en) * 2019-06-21 2021-12-21 Textron Innovations Inc. Mount systems for pylon assemblies with coaxial rotors

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2008977C3 (de) * 1970-02-26 1974-01-10 Dornier Gmbh, 7990 Friedrichshafen Rotormastlagerung für Drehflügelflugzeuge
US3945628A (en) * 1973-12-26 1976-03-23 Textron Inc. Nodal beam inertial flexure
US3972491A (en) * 1975-07-14 1976-08-03 United Technologies Corporation Two-position helicopter main rotor
US4088042A (en) * 1976-09-07 1978-05-09 The Boeing Company Vibration isolation system
FR2474996A1 (fr) 1980-02-05 1981-08-07 Aerospatiale Dispositif de suspension antiresonnante pour helicoptere
US4405101A (en) * 1980-10-29 1983-09-20 United Technologies Corp. Vibration isolation system
FR2499505A1 (fr) 1981-02-09 1982-08-13 Aerospatiale Dispositif simplifie de suspension antiresonnante pour helicoptere
US4766984A (en) * 1981-09-29 1988-08-30 Bell Helicopter Textron Inc. Nonlinear vibration absorber
FR2629545B1 (fr) * 1988-03-30 1993-02-19 Aerospatiale Contre-fiche elastique a resonateur hydro-mecanique integre notamment pour la suspension d'une boite de transmission sur un giravion et dispositif de suspension en comportant application
US5118051A (en) * 1989-04-18 1992-06-02 United Technologies Corporation Roll vibration absorber
FR2669982B1 (fr) 1990-11-30 1993-02-19 Aerospatiale Dispositif de suspension anti-resonnante pour helicoptere.
FR2728538A1 (fr) 1994-12-23 1996-06-28 Eurocopter France Dispositif de suspension anti-vibratoire de rotor d'helicoptere
FR2728539A1 (fr) 1994-12-23 1996-06-28 Eurocopter France Dispositif de suspension anti-vibratoire bidirectionnelle pour rotor d'helicoptere
FR2747098B1 (fr) * 1996-04-03 1998-06-12 Eurocopter France Dispositif de suspension d'une boite de transmission d'un aeronef a voilure tournante
FR2777860B1 (fr) * 1998-04-23 2000-07-07 Eurocopter France Dispositif simplifie de suspension antivibratoire a batteurs hauts pour helicoptere

Also Published As

Publication number Publication date
FR2787762A1 (fr) 2000-06-30
US6283408B1 (en) 2001-09-04

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20150831