FR2711201B1 - - Google Patents

Info

Publication number
FR2711201B1
FR2711201B1 FR9412153A FR9412153A FR2711201B1 FR 2711201 B1 FR2711201 B1 FR 2711201B1 FR 9412153 A FR9412153 A FR 9412153A FR 9412153 A FR9412153 A FR 9412153A FR 2711201 B1 FR2711201 B1 FR 2711201B1
Authority
FR
France
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
FR9412153A
Other languages
French (fr)
Other versions
FR2711201A1 (en
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 filed Critical
Publication of FR2711201A1 publication Critical patent/FR2711201A1/en
Application granted granted Critical
Publication of FR2711201B1 publication Critical patent/FR2711201B1/fr
Granted legal-status Critical Current

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/06—Characteristics of dampers, e.g. mechanical dampers
    • B60G17/08—Characteristics of fluid 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
    • F16F9/32—Details
    • F16F9/44—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction
    • F16F9/46—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction allowing control from a distance, i.e. location of means for control input being remote from site of valves, e.g. on damper external wall
    • F16F9/464—Control of valve bias or pre-stress, e.g. electromagnetically

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Damping Devices (AREA)
  • Vehicle Body Suspensions (AREA)
FR9412153A 1993-10-15 1994-10-12 Shock absorber with variable damping effect depending on the load. Granted FR2711201A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4335210 1993-10-15
DE19944424991 DE4424991A1 (en) 1993-10-15 1994-07-15 Vibration damper with load-dependent damping

Publications (2)

Publication Number Publication Date
FR2711201A1 FR2711201A1 (en) 1995-04-21
FR2711201B1 true FR2711201B1 (en) 1997-03-07

Family

ID=25930443

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9412153A Granted FR2711201A1 (en) 1993-10-15 1994-10-12 Shock absorber with variable damping effect depending on the load.

Country Status (3)

Country Link
DE (1) DE4424991A1 (en)
FR (1) FR2711201A1 (en)
GB (1) GB2282864B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996015390A1 (en) * 1994-11-14 1996-05-23 Industrieanlagen-Betriebsgesellschaft Mbh Vibration damper, in particular for vehicles
DE19750414C2 (en) * 1997-02-20 2001-09-20 Mannesmann Sachs Ag Vibration dampers, in particular monotube dampers
FR2759947B1 (en) * 1997-02-26 2001-11-09 Marrel Sa VEHICLE SUSPENSION AND HYDRAULIC VALVE SUITABLE FOR THIS SUSPENSION
US7374028B2 (en) 2003-07-08 2008-05-20 Fox Factory, Inc. Damper with pressure-sensitive compression damping
JP4839196B2 (en) * 2006-03-28 2011-12-21 カヤバ工業株式会社 Vehicle height adjustment device
EP1974965A1 (en) * 2007-03-26 2008-10-01 C.R.F. Società Consortile per Azioni System for controlling damping and roll and pitch body movements of a motor vehicle, having adjustable hydraulic actuators
US9494209B1 (en) 2007-06-21 2016-11-15 Bill J. Gartner Regressive hydraulic damper
US9452654B2 (en) 2009-01-07 2016-09-27 Fox Factory, Inc. Method and apparatus for an adjustable damper
US20100170760A1 (en) 2009-01-07 2010-07-08 John Marking Remotely Operated Bypass for a Suspension Damper
US8857580B2 (en) * 2009-01-07 2014-10-14 Fox Factory, Inc. Remotely operated bypass for a suspension damper
US10036443B2 (en) 2009-03-19 2018-07-31 Fox Factory, Inc. Methods and apparatus for suspension adjustment
US11299233B2 (en) 2009-01-07 2022-04-12 Fox Factory, Inc. Method and apparatus for an adjustable damper
US10697514B2 (en) 2010-01-20 2020-06-30 Fox Factory, Inc. Remotely operated bypass for a suspension damper
EP3929459A1 (en) 2011-09-12 2021-12-29 Fox Factory, Inc. Methods and apparatus for suspension set up
US11279199B2 (en) 2012-01-25 2022-03-22 Fox Factory, Inc. Suspension damper with by-pass valves
US10330171B2 (en) 2012-05-10 2019-06-25 Fox Factory, Inc. Method and apparatus for an adjustable damper
CN103791022B (en) * 2014-01-22 2016-03-09 南通爱慕希机械有限公司 A kind of piston Zeng Zu mechanism

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1081439A (en) * 1953-07-20 1954-12-20 Hydraulic shock absorber
US2908284A (en) * 1954-12-31 1959-10-13 Ford Motor Co Shock absorber valve
US2934175A (en) * 1956-05-15 1960-04-26 Schnitzer Emanuel Band pass shock strut
FR1213699A (en) * 1957-10-14 1960-04-04 Improvements to hydraulic shock absorbers
GB928308A (en) * 1961-03-22 1963-06-12 Armstrong Patents Co Ltd Improvements in or relating to telescopic hydraulic shock absorbers
DE2322997C2 (en) * 1973-05-08 1985-05-23 Daimler-Benz Ag, 7000 Stuttgart Damping device for hydropneumatic vehicle springs
DE3406032A1 (en) * 1984-02-20 1985-08-22 Boge Gmbh, 5208 Eitorf HYDROPNEUMATIC SUSPENSION WITH LEVEL CONTROL FOR VEHICLES
DE3601445A1 (en) * 1986-01-20 1987-07-23 Boge Gmbh HYDROPNEUMATIC SUSPENSION WITH LOAD-RELATED DAMPING CONTROL
DE3612006A1 (en) * 1986-04-09 1987-10-15 Fichtel & Sachs Ag HYDROPNEUMATIC SUSPENSION WITH LOAD-RELATED DAMPING
DE3924168A1 (en) * 1989-07-21 1991-01-24 Boge Ag Controllable vehicle vibration damper with piston in cylinder - has damping unit with compression and expansion stroke valve pistons, whose throttle channel flow is regulated by common control needle
DE4033190C1 (en) * 1990-10-19 1992-01-02 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
DE4105771A1 (en) * 1991-02-23 1992-08-27 Boge Ag Hydraulic adjustable vibration damper for vehicle - involves controlling pressure forces in damping valve
DE4129581C2 (en) * 1991-09-06 2000-10-05 Continental Teves Ag & Co Ohg Controllable valve arrangement for controllable two-pipe vibration dampers
DE9210834U1 (en) * 1992-01-17 1992-10-08 August Bilstein Gmbh & Co. Kg, 5828 Ennepetal, De

Also Published As

Publication number Publication date
GB2282864A (en) 1995-04-19
DE4424991A1 (en) 1995-04-20
GB2282864B (en) 1997-03-05
FR2711201A1 (en) 1995-04-21
GB9420719D0 (en) 1994-11-30

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Legal Events

Date Code Title Description
ST Notification of lapse