IL59459A - Vibration suppression system - Google Patents

Vibration suppression system

Info

Publication number
IL59459A
IL59459A IL59459A IL5945980A IL59459A IL 59459 A IL59459 A IL 59459A IL 59459 A IL59459 A IL 59459A IL 5945980 A IL5945980 A IL 5945980A IL 59459 A IL59459 A IL 59459A
Authority
IL
Israel
Prior art keywords
vibration suppression
suppression system
vibration
suppression
Prior art date
Application number
IL59459A
Other languages
English (en)
Other versions
IL59459A0 (en
Original Assignee
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 Textron Inc filed Critical Textron Inc
Publication of IL59459A0 publication Critical patent/IL59459A0/xx
Publication of IL59459A publication Critical patent/IL59459A/xx

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
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/42—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by the mode of stressing
    • F16F1/52—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by the mode of stressing loaded in combined stresses
    • F16F1/54—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by the mode of stressing loaded in combined stresses loaded in compression and shear
    • 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
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
    • F16F13/22—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper characterised by comprising also a dynamic damper
    • 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
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
    • F16F13/24—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the central part of the unit being supported by one element and both extremities of the unit being supported by a single other element, i.e. double acting mounting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/001—Vibration damping devices
    • B64C2027/005—Vibration damping devices using suspended masses
    • 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
    • F16F2236/00—Mode of stressing of basic spring or damper elements or devices incorporating such elements
    • F16F2236/12—Mode of stressing of basic spring or damper elements or devices incorporating such elements loaded in combined stresses
    • F16F2236/123—Mode of stressing of basic spring or damper elements or devices incorporating such elements loaded in combined stresses loaded in compression and shear

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Child & Adolescent Psychology (AREA)
  • Combined Devices Of Dampers And Springs (AREA)
  • Vibration Prevention Devices (AREA)
IL59459A 1979-02-26 1980-02-24 Vibration suppression system IL59459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/015,230 US4236607A (en) 1979-02-26 1979-02-26 Vibration suppression system

Publications (2)

Publication Number Publication Date
IL59459A0 IL59459A0 (en) 1980-05-30
IL59459A true IL59459A (en) 1983-03-31

Family

ID=21770229

Family Applications (1)

Application Number Title Priority Date Filing Date
IL59459A IL59459A (en) 1979-02-26 1980-02-24 Vibration suppression system

Country Status (13)

Country Link
US (1) US4236607A (it)
JP (1) JPS55159348A (it)
AR (1) AR221527A1 (it)
AU (1) AU531620B2 (it)
BR (1) BR8001118A (it)
CA (1) CA1134870A (it)
DE (1) DE3006778A1 (it)
ES (1) ES488949A1 (it)
FR (1) FR2449826B1 (it)
GB (1) GB2051301B (it)
IL (1) IL59459A (it)
IT (1) IT1147038B (it)
MX (1) MX6706E (it)

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US4430045A (en) 1979-04-24 1984-02-07 Bell Helicopter Textron, Inc. Helicopter power train for distributing rotor blade flapping displacements through a plurality of drive train components
FR2528382A1 (fr) * 1982-06-11 1983-12-16 Vibrachoc Sa Amortisseur de vibrations et notamment adaptateur de frequence pour pale d'helicoptere
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FR2630798B1 (fr) * 1988-05-02 1990-07-27 Peugeot Articulation elastique et suspension de roue de vehicule automobile
IT1232884B (it) * 1989-07-26 1992-03-05 Fiat Auto Spa Sopporto elastico in particolare per motori di autoveicoli con sfasatore incorporato
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US5388811A (en) * 1991-07-09 1995-02-14 Lord Corporation Torque-control system for vehicles cabs and the like
US5174552A (en) * 1991-10-15 1992-12-29 Lord Corporation Fluid mount with active vibration control
US5312093A (en) * 1992-01-28 1994-05-17 Applied Power Inc. Vibration isolator with two pairs of fluid chambers with diagonal fluid communication
US5538373A (en) * 1992-02-20 1996-07-23 Giddings & Lewis, Inc. Machine tool vibration isolation system
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US5374039A (en) * 1992-08-24 1994-12-20 Lord Corporation Fluid-and-elastomer support device
US5314308A (en) * 1992-12-11 1994-05-24 Dynamic Engineering, Inc. System for controlling higher harmonic vibrations in helicopter rotor blades
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US5788029A (en) * 1993-08-18 1998-08-04 Bell Helicopter Vibration isolation system
US5435531A (en) * 1993-08-18 1995-07-25 Bell Helicopter Textron Inc. Vibration isolation system
US5439082A (en) * 1994-04-01 1995-08-08 Bell Helicopter Textron Inc. Hydraulic inertial vibration isolator
US5540549A (en) * 1994-08-05 1996-07-30 Lord Corporation Fluid damping devices
US5762295A (en) * 1996-02-23 1998-06-09 Lord Corporation Dynamically optimized engine suspension system
US5788372A (en) * 1996-05-10 1998-08-04 Lord Corporation Method and apparatus for reducing transient motion between an aircraft power member and structure during takeoff, landing and maneuvers
US5918833A (en) * 1997-01-16 1999-07-06 Applied Power Inc. Hydraulic torque restraint system
US6035981A (en) * 1997-05-20 2000-03-14 Vistek, Inc. Conservative broadband passive mass damper
US6009983A (en) * 1997-05-30 2000-01-04 Bell Helicopter Textron, Inc. Method and apparatus for improved vibration isolation
US6032936A (en) * 1997-08-04 2000-03-07 Lord Corporation Fluid mount including a partitionless compensator
US6293532B2 (en) 1997-08-04 2001-09-25 Lord Corporation Fluid and elastomer apparatus
US6092795A (en) * 1997-08-04 2000-07-25 Lord Corporation Fluid and elastomer damper
US6132183A (en) * 1998-11-23 2000-10-17 Carrier Corporation Compressor mounting
DE19954975A1 (de) * 1999-11-16 2001-03-29 Daimler Chrysler Ag Hydraulisch dämpfendes Lager
US6431530B1 (en) 2000-05-23 2002-08-13 Bell Helicopter Textron, Inc. Vertical liquid inertia vibration isolator
WO2002027210A1 (en) 2000-09-26 2002-04-04 Bell Helicopter Textron Inc. Method and apparatus for improved vibration isolation
WO2004111489A2 (en) 2001-09-26 2004-12-23 Bell Helicopter Textron Inc. Piezoelectric liquid inertia vibration eliminator
DE10214325A1 (de) * 2002-03-28 2003-10-16 Zf Lemfoerder Metallwaren Ag Verfahren zum Betreiben eines Hydrolagers und hierfür ausgebildetes Lager
WO2003104675A2 (en) 2002-06-07 2003-12-18 Boart Longyear Limited Vibration isolator
US7270321B2 (en) * 2002-11-06 2007-09-18 Lord Corporation Fluid-elastomeric damper assembly including internal pumping mechanism
US6758466B2 (en) * 2002-11-06 2004-07-06 Lord Corporation Fluid-elastomeric damper assembly including internal pumping mechanism
US20040134733A1 (en) * 2003-01-13 2004-07-15 Wood James Gary Vibration absorber
US20050077845A1 (en) * 2003-08-29 2005-04-14 Nejat Olgac Actively controlled harmonic force generator
JP2005212008A (ja) * 2004-01-28 2005-08-11 Hitachi Via Mechanics Ltd アクティブマスダンパ
US20050217954A1 (en) * 2004-03-31 2005-10-06 Hindle Timothy A Viscous isolation and damping strut utilizing a fluid mass effect
EP2015988B1 (en) * 2006-05-06 2011-07-27 Lord Corporation Helicopter reduced vibration isolator axial support strut
CN101522521B (zh) * 2006-10-12 2013-06-12 贝尔直升机泰克斯特龙公司 硬安装的减震塔架
WO2008127696A1 (en) * 2007-04-11 2008-10-23 Bell Helicopter Textron Inc. Method for suppressing vibration in a tiltrotor aircraft
EP2191189B1 (en) * 2007-09-27 2015-11-11 Bell Helicopter Textron Inc. Method and apparatus for improved vibration isolation
WO2010071649A1 (en) * 2008-12-18 2010-06-24 Bell Helicopter Textron Inc. Method and apparatus for improved vibration isolation
CN102405359B (zh) 2009-03-12 2015-02-11 贝尔直升机泰克斯特龙公司 用于改进振动隔离的方法及设备
US20110017562A1 (en) * 2009-07-21 2011-01-27 Hapco Aluminum Pole Products Vibration damping system for utility poles
US8888079B2 (en) 2009-12-01 2014-11-18 Textron Innovations Inc. Apparatus for improved vibration isolation
CN102770347B (zh) * 2010-02-16 2015-07-15 贝尔直升机泰克斯特龙公司 变刚度液体惯性隔振器
DE102010021241A1 (de) * 2010-05-21 2011-11-24 Oerlikon Leybold Vacuum Gmbh Vakuumpumpe
CA2830898C (en) * 2011-04-11 2015-09-08 Bell Helicopter Textron Inc. Pylon mounting system with vibration isolation
US8882091B2 (en) 2011-11-11 2014-11-11 Textron Innovations Inc. Vibration isolation system
US20130161884A1 (en) * 2011-12-26 2013-06-27 Bell Helicopter Textron Inc. System and Method of Tuning a Liquid Inertia Vibration Eliminator
US9777788B2 (en) * 2012-01-10 2017-10-03 Bell Helicopter Textron Inc. Rotorcraft vibration suppression system in a four corner pylon mount configuration
US8672262B2 (en) * 2012-01-10 2014-03-18 Textron Innovations Inc. Mechanically optimized liquid inertia vibration eliminator and aircraft pylon system
US8622375B2 (en) 2012-03-16 2014-01-07 Textron Innovations Inc. Dual frequency damper for an aircraft
US8731743B2 (en) 2012-04-11 2014-05-20 Textron Innovations Inc. Self tuning vibration isolation system
US9296476B2 (en) 2012-04-18 2016-03-29 Textron Innovations Inc. Self tuning vibration absorber
US9133903B2 (en) * 2013-03-15 2015-09-15 The Pullman Company Hydroelastic fluids for fluid filled elastomeric damping devices
US9145946B2 (en) 2013-03-15 2015-09-29 Bell Helicopter Textron Inc. Active vibration isolation system
US9249856B1 (en) 2014-03-18 2016-02-02 Bell Helicopter Textron Inc. Liquid inertia vibration mount
US9551393B2 (en) 2014-04-23 2017-01-24 Bell Helicopter Textron Inc. Rotorcraft vibration isolation systems
ES2891084T3 (es) * 2016-04-27 2022-01-26 MTU Aero Engines AG Conjunto de paletas de turbomaquinaria
US10550907B2 (en) * 2016-08-18 2020-02-04 Textron Innovations Inc. Liquid inertia vibration elimination system
US10301010B2 (en) 2016-10-20 2019-05-28 Bell Helicopter Textron Inc. Oscillating pump systems for use on aircraft
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
CN107654566B (zh) * 2017-08-07 2019-10-08 上海交通大学 参数可调的液弹式隔振装置
US11167842B2 (en) * 2017-10-10 2021-11-09 Bell Helicopter Textron Inc. Mount for supporting a component and attenuating noise
US11131363B2 (en) * 2017-10-16 2021-09-28 Textron Innovations Inc. Vibration attenuating fluid mount with partitioned compensator
US11008092B2 (en) 2017-10-27 2021-05-18 Textron Innovations Inc. Compact design of a liquid inertia vibration elimination system
ES2742448B2 (es) * 2018-08-14 2021-11-03 Garcia Jasiel Najera Amortiguador con regulación de carga en función de la frecuencia mediante inercia hidráulica
US11584519B2 (en) 2019-04-12 2023-02-21 Textron Innovations Inc. Oscillatory pumping system for liquid vibration isolator
US11530032B2 (en) 2019-09-30 2022-12-20 Textron Innovations Inc. Dynamically isolated pylon
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Also Published As

Publication number Publication date
DE3006778C2 (it) 1989-08-17
CA1134870A (en) 1982-11-02
GB2051301B (en) 1983-06-15
FR2449826B1 (fr) 1986-09-26
AU5585480A (en) 1980-09-04
ES488949A1 (es) 1980-09-16
DE3006778A1 (de) 1980-09-04
BR8001118A (pt) 1980-10-29
IT8047999A0 (it) 1980-02-25
GB2051301A (en) 1981-01-14
IT1147038B (it) 1986-11-19
US4236607A (en) 1980-12-02
FR2449826A1 (fr) 1980-09-19
AR221527A1 (es) 1981-02-13
MX6706E (es) 1985-10-23
JPS6329136B2 (it) 1988-06-13
IL59459A0 (en) 1980-05-30
AU531620B2 (en) 1983-09-01
JPS55159348A (en) 1980-12-11

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