DE69509865D1 - Lagerungsvorrichtung mit bidirektionalem Schwingungsdämpfer für einen Hubschrauberrotor - Google Patents
Lagerungsvorrichtung mit bidirektionalem Schwingungsdämpfer für einen HubschrauberrotorInfo
- Publication number
- DE69509865D1 DE69509865D1 DE69509865T DE69509865T DE69509865D1 DE 69509865 D1 DE69509865 D1 DE 69509865D1 DE 69509865 T DE69509865 T DE 69509865T DE 69509865 T DE69509865 T DE 69509865T DE 69509865 D1 DE69509865 D1 DE 69509865D1
- Authority
- DE
- Germany
- Prior art keywords
- bearing device
- vibration damper
- helicopter rotor
- bidirectional vibration
- bidirectional
- 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
Links
Classifications
-
- 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
- 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
-
- 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
-
- 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)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Vibration Prevention Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9415592A FR2728539A1 (fr) | 1994-12-23 | 1994-12-23 | Dispositif de suspension anti-vibratoire bidirectionnelle pour rotor d'helicoptere |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69509865D1 true DE69509865D1 (de) | 1999-07-01 |
DE69509865T2 DE69509865T2 (de) | 2000-01-13 |
Family
ID=9470202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69509865T Expired - Fee Related DE69509865T2 (de) | 1994-12-23 | 1995-12-22 | Lagerungsvorrichtung mit bidirektionalem Schwingungsdämpfer für einen Hubschrauberrotor |
Country Status (4)
Country | Link |
---|---|
US (1) | US5788182A (de) |
EP (1) | EP0718187B1 (de) |
DE (1) | DE69509865T2 (de) |
FR (1) | FR2728539A1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2777860B1 (fr) | 1998-04-23 | 2000-07-07 | Eurocopter France | Dispositif simplifie de suspension antivibratoire a batteurs hauts pour helicoptere |
FR2777861B1 (fr) | 1998-04-23 | 2000-07-07 | Eurocopter France | Dispositif simplifie de suspension antivibratoire pour helicoptere |
FR2787762B1 (fr) | 1998-12-29 | 2001-03-09 | Eurocopter France | Dispositif de suspension antivibratoire avec ressort en torsion, pour helicoptere |
FR2795386B1 (fr) | 1999-06-22 | 2001-11-09 | Eurocopter France | Dispositif de suspension antivibratoire avec ressorts en torsion entre batteurs et structure, pour helicoptere |
GB2356616A (en) * | 1999-10-21 | 2001-05-30 | John Ronald Watkinson | Helicopter with tiltable rotor assembly |
US7086509B2 (en) * | 2001-03-14 | 2006-08-08 | John Cunningham | Vibration isolator with adjustable response |
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 |
FR2954273B1 (fr) * | 2009-12-17 | 2012-02-24 | Eurocopter France | Structure porteuse d'un rotor, et appareil volant muni d'une telle structure porteuse |
EP2962935B1 (de) * | 2014-07-04 | 2016-09-21 | AGUSTAWESTLAND S.p.A. | Hubschrauber mit geräusch- und schwingungsdämpfender Antriebsaufhängung |
AU2017204008A1 (en) * | 2016-06-16 | 2018-01-18 | Mitek Usa, Inc. | Damper frame |
US20180265186A1 (en) * | 2017-03-15 | 2018-09-20 | Bell Helicopter Textron Inc. | Vibration Isolation Systems for Advancing Blade Concept Rotorcraft |
US11932380B2 (en) * | 2017-03-15 | 2024-03-19 | Textron Innovations Inc. | Vibration isolation systems for compound helicopters |
US11167842B2 (en) * | 2017-10-10 | 2021-11-09 | Bell Helicopter Textron Inc. | Mount for supporting a component and attenuating noise |
EP3715247B1 (de) | 2019-03-26 | 2022-03-02 | Lamanna Helicopter S.r.l. | Stossdämpfende lagerung zur dämpfung von schwingungen in hubschraubern und schwingungsdämpfungssystem mit einer solchen lagerung |
US11584521B2 (en) * | 2019-09-26 | 2023-02-21 | Textron Innovations Inc. | Pylon restraint system |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3698663A (en) * | 1970-12-07 | 1972-10-17 | Textron Inc | Rotary wing pylon mounting system |
GB1380710A (en) * | 1970-12-29 | 1975-01-15 | Kawasaki Heavy Ind Ltd | Rotary wing aircraft |
US3945628A (en) * | 1973-12-26 | 1976-03-23 | Textron Inc. | Nodal beam inertial flexure |
US3858831A (en) * | 1973-12-26 | 1975-01-07 | Textron Inc | Nodal beam inertial flexure |
FR2270144B1 (de) * | 1974-05-09 | 1976-10-15 | Aerospatiale | |
GB1498222A (en) * | 1974-06-03 | 1978-01-18 | Textron Inc | Vibration isolation in helicopters |
US4405101A (en) * | 1980-10-29 | 1983-09-20 | United Technologies Corp. | Vibration isolation system |
US4673170A (en) * | 1982-04-12 | 1987-06-16 | Dykema Owen W | Constant spring force mechanism |
DE3443029C2 (de) * | 1984-11-26 | 1986-10-02 | Metzeler Kautschuk GmbH, 8000 München | Elastisches Motorlager |
FR2669982B1 (fr) * | 1990-11-30 | 1993-02-19 | Aerospatiale | Dispositif de suspension anti-resonnante pour helicoptere. |
DE4213206A1 (de) * | 1991-07-19 | 1993-01-21 | Grammer Ag | Abgefedertes sitzgestell fuer einen sitz |
-
1994
- 1994-12-23 FR FR9415592A patent/FR2728539A1/fr active Granted
-
1995
- 1995-12-20 US US08/575,365 patent/US5788182A/en not_active Expired - Lifetime
- 1995-12-22 DE DE69509865T patent/DE69509865T2/de not_active Expired - Fee Related
- 1995-12-22 EP EP95402928A patent/EP0718187B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69509865T2 (de) | 2000-01-13 |
FR2728539B1 (de) | 1997-02-21 |
FR2728539A1 (fr) | 1996-06-28 |
US5788182A (en) | 1998-08-04 |
EP0718187A1 (de) | 1996-06-26 |
EP0718187B1 (de) | 1999-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |