FR2449826B1 - Dispositif et procede pour empecher la transmission de vibrations d'un corps a un autre - Google Patents

Dispositif et procede pour empecher la transmission de vibrations d'un corps a un autre

Info

Publication number
FR2449826B1
FR2449826B1 FR8004155A FR8004155A FR2449826B1 FR 2449826 B1 FR2449826 B1 FR 2449826B1 FR 8004155 A FR8004155 A FR 8004155A FR 8004155 A FR8004155 A FR 8004155A FR 2449826 B1 FR2449826 B1 FR 2449826B1
Authority
FR
France
Prior art keywords
vibrations
preventing
transmission
another
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
Application number
FR8004155A
Other languages
English (en)
Other versions
FR2449826A1 (fr
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.)
Textron Inc
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 FR2449826A1 publication Critical patent/FR2449826A1/fr
Application granted granted Critical
Publication of FR2449826B1 publication Critical patent/FR2449826B1/fr
Expired legal-status Critical Current

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)
  • Health & Medical Sciences (AREA)
  • Child & Adolescent Psychology (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Combined Devices Of Dampers And Springs (AREA)
  • Vibration Prevention Devices (AREA)
FR8004155A 1979-02-26 1980-02-26 Dispositif et procede pour empecher la transmission de vibrations d'un corps a un autre Expired FR2449826B1 (fr)

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
FR2449826A1 FR2449826A1 (fr) 1980-09-19
FR2449826B1 true FR2449826B1 (fr) 1986-09-26

Family

ID=21770229

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8004155A Expired FR2449826B1 (fr) 1979-02-26 1980-02-26 Dispositif et procede pour empecher la transmission de vibrations d'un corps a un autre

Country Status (13)

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

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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
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DE10214325A1 (de) * 2002-03-28 2003-10-16 Zf Lemfoerder Metallwaren Ag Verfahren zum Betreiben eines Hydrolagers und hierfür ausgebildetes Lager
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US8113321B2 (en) * 2006-05-06 2012-02-14 Lord Corporation Helicopter reduced vibration isolator axial support strut
EP2071924B1 (fr) * 2006-10-12 2013-09-18 Bell Helicopter Textron Inc. Pylône monté dur atténuant les vibrations
US8201772B2 (en) * 2007-04-11 2012-06-19 Textron Innovations Inc. Method for suppressing vibration and acoustic signature in a tiltrotor aircraft
CA2704734C (fr) * 2007-09-27 2015-11-24 Bell Helicopter Textron Inc. Procede et appareil pour un amortissement des vibrations ameliore
CN102282407B (zh) * 2008-12-18 2016-10-12 贝尔直升机泰克斯特龙公司 用于改善振动隔离的装置及方法
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
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US8684340B2 (en) 2010-02-16 2014-04-01 Textron Innovations Inc. Variable stiffness liquid inertia vibration eliminator
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US8672262B2 (en) * 2012-01-10 2014-03-18 Textron Innovations Inc. Mechanically optimized liquid inertia vibration eliminator and aircraft pylon system
US9777788B2 (en) * 2012-01-10 2017-10-03 Bell Helicopter Textron Inc. Rotorcraft vibration suppression system in a four corner pylon mount configuration
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US9249856B1 (en) 2014-03-18 2016-02-02 Bell Helicopter Textron Inc. Liquid inertia vibration mount
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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
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Also Published As

Publication number Publication date
AU531620B2 (en) 1983-09-01
DE3006778C2 (fr) 1989-08-17
IT1147038B (it) 1986-11-19
CA1134870A (fr) 1982-11-02
DE3006778A1 (de) 1980-09-04
IL59459A0 (en) 1980-05-30
ES488949A1 (es) 1980-09-16
JPS55159348A (en) 1980-12-11
MX6706E (es) 1985-10-23
IT8047999A0 (it) 1980-02-25
IL59459A (en) 1983-03-31
GB2051301A (en) 1981-01-14
BR8001118A (pt) 1980-10-29
US4236607A (en) 1980-12-02
JPS6329136B2 (fr) 1988-06-13
AR221527A1 (es) 1981-02-13
GB2051301B (en) 1983-06-15
AU5585480A (en) 1980-09-04
FR2449826A1 (fr) 1980-09-19

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