DE69101942D1 - Hydraulischer Dämpfer und aus einem solchen Dämpfer bestehende elastohydraulische Rückholvorrichtung. - Google Patents

Hydraulischer Dämpfer und aus einem solchen Dämpfer bestehende elastohydraulische Rückholvorrichtung.

Info

Publication number
DE69101942D1
DE69101942D1 DE69101942T DE69101942T DE69101942D1 DE 69101942 D1 DE69101942 D1 DE 69101942D1 DE 69101942 T DE69101942 T DE 69101942T DE 69101942 T DE69101942 T DE 69101942T DE 69101942 D1 DE69101942 D1 DE 69101942D1
Authority
DE
Germany
Prior art keywords
damper
elastohydraulic
device consisting
return device
hydraulic
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
Application number
DE69101942T
Other languages
English (en)
Other versions
DE69101942T2 (de
Inventor
Jacques Antoine Aubry
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.)
Airbus Group SAS
Original Assignee
Airbus Group SAS
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 Airbus Group SAS filed Critical Airbus Group SAS
Publication of DE69101942D1 publication Critical patent/DE69101942D1/de
Application granted granted Critical
Publication of DE69101942T2 publication Critical patent/DE69101942T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
    • F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
    • F16F9/20—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with the piston-rod extending through both ends of the cylinder, e.g. constant-volume dampers
    • 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
    • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
    • F16F9/22—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with one or more cylinders each having a single working space closed by a piston or plunger
    • 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
    • F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
    • F16F9/512—Means responsive to load action, i.e. static load on the damper or dynamic fluid pressure changes in the damper, e.g. due to changes in velocity

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid-Damping Devices (AREA)
DE69101942T 1990-03-13 1991-03-08 Hydraulischer Dämpfer und aus einem solchen Dämpfer bestehende elastohydraulische Rückholvorrichtung. Expired - Fee Related DE69101942T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9003193A FR2659710B1 (fr) 1990-03-13 1990-03-13 Amortisseur hydraulique et contre-fiche de rappel elastique comportant un tel amortisseur.

Publications (2)

Publication Number Publication Date
DE69101942D1 true DE69101942D1 (de) 1994-06-16
DE69101942T2 DE69101942T2 (de) 1994-12-22

Family

ID=9394673

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69101942T Expired - Fee Related DE69101942T2 (de) 1990-03-13 1991-03-08 Hydraulischer Dämpfer und aus einem solchen Dämpfer bestehende elastohydraulische Rückholvorrichtung.

Country Status (4)

Country Link
US (1) US5178241A (de)
EP (1) EP0447307B1 (de)
DE (1) DE69101942T2 (de)
FR (1) FR2659710B1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995002131A1 (en) * 1993-07-08 1995-01-19 United Technologies Corporation Split tubular elastomer damper
US5511759A (en) * 1994-05-26 1996-04-30 Steelcase, Inc. Hydraulic chair height adjustment mechanism
US5487454A (en) * 1994-12-01 1996-01-30 Tayco Developments, Inc. Leakage bellows of hydraulic damper protected by oppositely wound coil springs
US5957440A (en) * 1997-04-08 1999-09-28 Lord Corporation Active fluid mounting
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
US7366562B2 (en) * 2003-10-17 2008-04-29 Medtronic Navigation, Inc. Method and apparatus for surgical navigation
US6494443B2 (en) * 2001-03-29 2002-12-17 Ecore Corporation End plates for air bellows
KR101177434B1 (ko) 2005-11-28 2012-08-27 로드코포레이션 축방향 하중을 지지하는 격리식 축방향 지지 버팀대 및 축방향 지지 버팀대 격리기
US8113321B2 (en) * 2006-05-06 2012-02-14 Lord Corporation Helicopter reduced vibration isolator axial support strut
WO2008097981A2 (en) * 2007-02-05 2008-08-14 Lord Corporation Wind turbine tower damper
US20090194921A1 (en) * 2008-02-05 2009-08-06 Tyn Smith High force civil engineering damper
US9457898B2 (en) 2010-08-05 2016-10-04 Lord Corporation Fluid elastomeric damper assembly including internal pumping mechanism and control valve
CN103476672B (zh) 2011-04-26 2015-03-25 贝尔直升机泰克斯特龙公司 二元串联减振***
US20140090937A1 (en) * 2012-09-28 2014-04-03 Norman Mark Wereley Magnetorheological fluid elastic lag damper for helicopter rotors
NO20160672A1 (no) * 2016-04-22 2017-08-14 Tech Damper As Subsea demperstag
FR3079577B1 (fr) 2018-03-30 2020-03-13 Airbus Helicopters Amortisseur hydro elastique et aeronef

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1194294A (de) * 1959-11-09
FR1003247A (fr) * 1946-12-26 1952-03-17 Cie Gen Equip Aeronautique Perfectionnements aux amortisseurs en vue de permettre leur utilisation comme vérins, notamment pour la rétraction d'un train d'atterrissage
FR950592A (fr) * 1947-07-24 1949-09-30 Siam Amortisseur auto-réglable pour roue avant des trains tricycles d'avions
US2802664A (en) * 1955-04-11 1957-08-13 Gen Motors Corp Hydro-pneumatic suspension unit
FR1165327A (fr) * 1957-01-26 1958-10-21 Système de réglage pour amortisseurs de suspension
US2886142A (en) * 1957-02-27 1959-05-12 Chicago Railway Equipment Co Vibration damping apparatus
FR1323746A (fr) * 1962-03-02 1963-04-12 Amortisseur hydraulique perfectionné
FR1326586A (fr) * 1962-03-30 1963-05-10 Amortisseur pour surfaces mobiles d'aéronefs
GB1061567A (en) * 1962-12-13 1967-03-15 Plessey Uk Ltd Improvements in or relating to hydraulic movement control devices
FR2592696B1 (fr) * 1986-01-09 1989-12-01 Aerospatiale Contre-fiche de rappel elastique a amortissement incorpore, de type hydro-elastique.
FR2629163B1 (fr) * 1988-03-24 1991-01-04 Aerospatiale Contre-fiche de rappel elastique de type elasto-hydraulique a amortissement lineaire incorpore par laminage d'un fluide de viscosite elevee
US4898264A (en) * 1989-04-03 1990-02-06 Lord Corporation Semiactive damper with motion responsive valve means

Also Published As

Publication number Publication date
EP0447307B1 (de) 1994-05-11
FR2659710B1 (fr) 1994-08-26
EP0447307A1 (de) 1991-09-18
US5178241A (en) 1993-01-12
FR2659710A1 (fr) 1991-09-20
DE69101942T2 (de) 1994-12-22

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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