BRPI0622047A2 - Pilone de montagem rígida com atenuação de vibração - Google Patents

Pilone de montagem rígida com atenuação de vibração

Info

Publication number
BRPI0622047A2
BRPI0622047A2 BRPI0622047-9A2A BRPI0622047A BRPI0622047A2 BR PI0622047 A2 BRPI0622047 A2 BR PI0622047A2 BR PI0622047 A BRPI0622047 A BR PI0622047A BR PI0622047 A2 BRPI0622047 A2 BR PI0622047A2
Authority
BR
Brazil
Prior art keywords
pilone
rigid mounting
attention
vibration
vibration attention
Prior art date
Application number
BRPI0622047-9A2A
Other languages
English (en)
Inventor
Michael R Smith
Frank B Stamps
Original Assignee
Bell Helicopter Textron Inc
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 Bell Helicopter Textron Inc filed Critical Bell Helicopter Textron Inc
Publication of BRPI0622047A2 publication Critical patent/BRPI0622047A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/51—Damping of blade movements
    • 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
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
    • 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
    • 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/16—Purpose; Design features used in a strut, basically rigid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Vibration Prevention Devices (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
BRPI0622047-9A2A 2006-10-12 2006-10-12 Pilone de montagem rígida com atenuação de vibração BRPI0622047A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2006/039992 WO2008045073A2 (en) 2006-10-12 2006-10-12 Vibration-attenuating hard-mounted pylon

Publications (1)

Publication Number Publication Date
BRPI0622047A2 true BRPI0622047A2 (pt) 2014-06-10

Family

ID=39283310

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0622047-9A2A BRPI0622047A2 (pt) 2006-10-12 2006-10-12 Pilone de montagem rígida com atenuação de vibração

Country Status (8)

Country Link
US (1) US8328129B2 (pt)
EP (1) EP2071924B1 (pt)
KR (1) KR20090076903A (pt)
CN (1) CN101522521B (pt)
BR (1) BRPI0622047A2 (pt)
CA (1) CA2665700C (pt)
DE (1) DE06849841T1 (pt)
WO (1) WO2008045073A2 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
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US8939725B2 (en) * 2007-11-07 2015-01-27 Heliscandia Aps Autonomic rotor system for an aircraft
GB2492965B (en) * 2011-07-15 2018-05-02 Agustawestland Ltd A system and method for reducing the transmission of vibration from a first vibrating body to a second body
US9777788B2 (en) * 2012-01-10 2017-10-03 Bell Helicopter Textron Inc. Rotorcraft vibration suppression system in a four corner pylon mount configuration
US8731743B2 (en) * 2012-04-11 2014-05-20 Textron Innovations Inc. Self tuning vibration isolation system
US9343890B2 (en) 2013-01-23 2016-05-17 Thomas & Betts International Llc Electrical cable restrain device using a double wedge chuck
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
FR3019522B1 (fr) * 2014-04-07 2016-05-20 Airbus Helicopters Ensemble sustentateur amovible d'un giravion et giravion
US9551393B2 (en) * 2014-04-23 2017-01-24 Bell Helicopter Textron Inc. Rotorcraft vibration isolation systems
US10745116B2 (en) * 2014-08-07 2020-08-18 Sikorsky Aircraft Corporation Anti-vibration load generating aircraft actuation system
WO2016048442A1 (en) * 2014-09-26 2016-03-31 Sikorsky Aircraft Corporation Damage adaptive vibration control
US10507920B2 (en) * 2015-05-18 2019-12-17 Sikorsky Aircraft Corp. Systems and methods for lifting body vibration control
US10550907B2 (en) * 2016-08-18 2020-02-04 Textron Innovations Inc. Liquid inertia vibration elimination system
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
EP3599162B1 (en) * 2018-07-27 2020-11-11 LEONARDO S.p.A. Helicopter kit
EP3599163B1 (en) * 2018-07-27 2020-11-11 LEONARDO S.p.A. Helicopter kit
US11767107B2 (en) * 2019-07-05 2023-09-26 Textron Innovations Inc. System and method for vibratory motion reduction for a pylon assembly
CN111301673B (zh) * 2020-03-04 2021-09-03 吉林工程技术师范学院 一种六翼中型无人机的旋转装置
CN114110292B (zh) * 2022-01-27 2022-04-05 智性科技南通有限公司 一种可调节混合式减振纤维增强复合材料支吊架

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US3514054A (en) * 1967-06-05 1970-05-26 United Aircraft Corp Vibration isolation system
US3638885A (en) * 1970-03-09 1972-02-01 Boeing Co Lag frequency selective damper
US4236607A (en) * 1979-02-26 1980-12-02 Textron, Inc. Vibration suppression system
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
FR2678032B1 (fr) * 1991-06-18 1993-10-01 Aerospatiale Ste Nationale Indle Dispositif de liaison elastique entre deux pieces, et aeronef a voilure tournante comportant ledit dispositif.
FR2680848B1 (fr) * 1991-08-29 1995-03-17 Aerospatiale Ste Nat Indle Procede et dispositif pour filtrer les excitations vibratoires transmises entre deux pieces, notamment entre le rotor et le fuselage d'un helicoptere.
US5231336A (en) * 1992-01-03 1993-07-27 Harman International Industries, Inc. Actuator for active vibration control
US5538373A (en) * 1992-02-20 1996-07-23 Giddings & Lewis, Inc. Machine tool vibration isolation system
US5456341A (en) * 1993-04-23 1995-10-10 Moog Inc. Method and apparatus for actively adjusting and controlling a resonant mass-spring system
JP2772410B2 (ja) 1993-09-17 1998-07-02 防衛庁技術研究本部長 ヘリコプタの能動防振装置
US5439082A (en) * 1994-04-01 1995-08-08 Bell Helicopter Textron Inc. Hydraulic inertial vibration isolator
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FR2731405B1 (fr) * 1995-03-10 1997-05-09 Eurocopter France Systeme pour minimiser l'excitation dynamique d'un helicoptere
US5806803A (en) * 1995-11-30 1998-09-15 Hughes Electronics Corporation Spacecraft radiator cooling system
DE19621700C2 (de) * 1996-05-30 2001-09-27 Eurocopter Deutschland Aktiver Schwingungsminderer
FR2749901B1 (fr) * 1996-06-12 2000-12-08 Eurocopter France Dispositif pour reduire les vibrations engendrees par un rotor de sustentation d'un aeronef a voilure tournante
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WO2002027210A1 (en) * 2000-09-26 2002-04-04 Bell Helicopter Textron Inc. Method and apparatus for improved vibration isolation
US6851529B2 (en) * 2002-04-18 2005-02-08 Honeywell International Inc. Multifunction vibration isolation strut
US6769644B2 (en) * 2002-12-23 2004-08-03 The Boeing Company Tail boom saddle for maintaining helicoptor main rotor blades in a stowed configuration for helicopter stowage and transport
US7370829B2 (en) * 2004-06-10 2008-05-13 Lord Corporation Method and system for controlling helicopter vibrations
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DE602005008019D1 (de) 2005-05-16 2008-08-21 Agusta Spa Hubschrauber mit verbesserter Schwingungskontrollvorrichtung
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Also Published As

Publication number Publication date
EP2071924A2 (en) 2009-06-24
KR20090076903A (ko) 2009-07-13
WO2008045073A3 (en) 2008-11-27
DE06849841T1 (de) 2009-10-08
CN101522521A (zh) 2009-09-02
CA2665700C (en) 2013-11-19
CN101522521B (zh) 2013-06-12
CA2665700A1 (en) 2008-04-17
EP2071924B1 (en) 2013-09-18
EP2071924A4 (en) 2012-12-19
US8328129B2 (en) 2012-12-11
US20100090055A1 (en) 2010-04-15
WO2008045073A2 (en) 2008-04-17

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]