ATE278123T1 - Methode und einrichtung zum verbessern der schwingungsisolierung - Google Patents

Methode und einrichtung zum verbessern der schwingungsisolierung

Info

Publication number
ATE278123T1
ATE278123T1 AT98939067T AT98939067T ATE278123T1 AT E278123 T1 ATE278123 T1 AT E278123T1 AT 98939067 T AT98939067 T AT 98939067T AT 98939067 T AT98939067 T AT 98939067T AT E278123 T1 ATE278123 T1 AT E278123T1
Authority
AT
Austria
Prior art keywords
diameter
passage
tuning
vibration isolation
port
Prior art date
Application number
AT98939067T
Other languages
English (en)
Inventor
Frank B Stamps
Michael R Smith
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
Application granted granted Critical
Publication of ATE278123T1 publication Critical patent/ATE278123T1/de

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
    • 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
    • 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
    • F16F13/08—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 plastics spring forming at least a part of the wall of the fluid chamber of the 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
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
    • 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
    • F16F7/112—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted on fluid springs
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/3405—Throttling passages in or on piston body, e.g. slots

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
  • Combined Devices Of Dampers And Springs (AREA)
  • Springs (AREA)
AT98939067T 1997-05-30 1998-05-28 Methode und einrichtung zum verbessern der schwingungsisolierung ATE278123T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/866,603 US6009983A (en) 1997-05-30 1997-05-30 Method and apparatus for improved vibration isolation
PCT/US1998/010854 WO1998054486A1 (en) 1997-05-30 1998-05-28 Method and apparatus for improved vibration isolation

Publications (1)

Publication Number Publication Date
ATE278123T1 true ATE278123T1 (de) 2004-10-15

Family

ID=25347972

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98939067T ATE278123T1 (de) 1997-05-30 1998-05-28 Methode und einrichtung zum verbessern der schwingungsisolierung

Country Status (5)

Country Link
US (1) US6009983A (de)
EP (1) EP0985105B1 (de)
AT (1) ATE278123T1 (de)
DE (1) DE69826654T2 (de)
WO (1) WO1998054486A1 (de)

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US6032936A (en) * 1997-08-04 2000-03-07 Lord Corporation Fluid mount including a partitionless compensator
US6431530B1 (en) * 2000-05-23 2002-08-13 Bell Helicopter Textron, Inc. Vertical liquid inertia vibration isolator
US6695106B2 (en) 2000-09-26 2004-02-24 Bell Helicopter Textron, Inc. Method and apparatus for improved vibration isolation
FR2815101B1 (fr) * 2000-10-10 2003-06-20 Peugeot Citroen Automobiles Sa Agencement perfectionne d'amortissement des mouvements d'une masse par rapport a un support
US6543294B2 (en) * 2000-12-15 2003-04-08 Bell Helicopter Textron Inc. Sealed pressure indicator
AU2003304209A1 (en) 2002-09-24 2005-01-04 Bell Helicopter Textron Inc. Piezoelectric liquid inertia vibration eliminator
US7104515B2 (en) * 2004-11-12 2006-09-12 Harris Corporation Flexure elastomer antenna isolation system
US7788808B1 (en) 2005-02-25 2010-09-07 Lord Corporation Method of making an equipment engine mounting system
US20060261530A1 (en) * 2005-05-18 2006-11-23 Bell Helicopter Textron Inc. Preloaded one-way valve accumulator
US20070119069A1 (en) * 2005-11-30 2007-05-31 Youngtack Shim Electromagnetically-shielded hair drying systems and methods
US8113321B2 (en) * 2006-05-06 2012-02-14 Lord Corporation Helicopter reduced vibration isolator axial support strut
US20080060710A1 (en) * 2006-08-24 2008-03-13 Carlson J D Controllable magnetorheological fluid valve, devices, and methods
CN102767590B (zh) * 2007-09-27 2015-11-11 贝尔直升机泰克斯特龙公司 用于改善振动隔离的方法和装置
CN101809354B (zh) * 2007-09-27 2012-09-05 贝尔直升机泰克斯特龙公司 用于改善振动隔离的方法和装置
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
EP2406518B1 (de) 2009-03-12 2014-07-02 Bell Helicopter Textron Inc. Verfahren und vorrichtung für verbesserte schwingungsdämpfung
US8888079B2 (en) * 2009-12-01 2014-11-18 Textron Innovations Inc. Apparatus for improved vibration isolation
CA2789340C (en) * 2010-02-16 2015-07-07 Bell Helicopter Textron Inc. Variable stiffness liquid inertia vibration eliminator
WO2012141676A1 (en) * 2011-04-11 2012-10-18 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
US8672262B2 (en) * 2012-01-10 2014-03-18 Textron Innovations Inc. Mechanically optimized liquid inertia vibration eliminator and aircraft pylon system
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
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
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
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
US11008092B2 (en) 2017-10-27 2021-05-18 Textron Innovations Inc. Compact design of a liquid inertia vibration elimination system
US11584519B2 (en) 2019-04-12 2023-02-21 Textron Innovations Inc. Oscillatory pumping system for liquid vibration isolator

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Publication number Priority date Publication date Assignee Title
FR371076A (fr) * 1906-11-03 1907-02-26 Gaston Dumond Frein à liquide pour suspensions à ressorts
US2714429A (en) * 1951-06-22 1955-08-02 Mcdonnell Aircraft Corp Shimmy damper for steerable aircraft wheel
US2957703A (en) * 1956-08-16 1960-10-25 Howard S Ross Inertia responsive shock absorber arrangement for vehicle
FR1185696A (fr) * 1957-11-04 1959-08-04 Piston d'amortisseur
DE1175085B (de) * 1960-07-09 1964-07-30 Boge Gmbh Einrohr-Teleskopschwingungsdaempfer, insbesondere fuer Kraftfahrzeuge
US3140085A (en) * 1961-02-14 1964-07-07 Bourcier Christian Marie Louis Shock absorbers
US3220517A (en) * 1962-10-30 1965-11-30 Best available copy
US3612222A (en) * 1970-02-18 1971-10-12 Kearney National Inc Pole damping system
US4236607A (en) * 1979-02-26 1980-12-02 Textron, Inc. Vibration suppression system
JPS60234144A (ja) * 1984-05-03 1985-11-20 Toyoda Gosei Co Ltd 液体封入防振装置
FR2655145A1 (en) * 1989-11-30 1991-05-31 Schlumberger Prospection Bottle for transporting a fluid sample, in particular of hydrocarbon
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

Also Published As

Publication number Publication date
US6009983A (en) 2000-01-04
EP0985105A1 (de) 2000-03-15
WO1998054486A1 (en) 1998-12-03
EP0985105A4 (de) 2001-04-18
DE69826654T2 (de) 2006-02-23
EP0985105B1 (de) 2004-09-29
DE69826654D1 (de) 2004-11-04

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