DE4424991A1 - Schwingungsdämpfer mit lastabhängig wirkender Dämpfung - Google Patents

Schwingungsdämpfer mit lastabhängig wirkender Dämpfung

Info

Publication number
DE4424991A1
DE4424991A1 DE19944424991 DE4424991A DE4424991A1 DE 4424991 A1 DE4424991 A1 DE 4424991A1 DE 19944424991 DE19944424991 DE 19944424991 DE 4424991 A DE4424991 A DE 4424991A DE 4424991 A1 DE4424991 A1 DE 4424991A1
Authority
DE
Germany
Prior art keywords
vibration damper
damping
section
valve
damping device
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.)
Withdrawn
Application number
DE19944424991
Other languages
German (de)
English (en)
Inventor
Hassan Dipl Ing Asadi
Andreas Dipl Ing Foerster
Michael Dipl Ing Hurrlein
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.)
ZF Friedrichshafen AG
Original Assignee
Fichtel and Sachs AG
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 Fichtel and Sachs AG filed Critical Fichtel and Sachs AG
Priority to DE19944424991 priority Critical patent/DE4424991A1/de
Priority to FR9412153A priority patent/FR2711201A1/fr
Priority to GB9420719A priority patent/GB2282864B/en
Publication of DE4424991A1 publication Critical patent/DE4424991A1/de
Withdrawn legal-status Critical Current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)
DE19944424991 1993-10-15 1994-07-15 Schwingungsdämpfer mit lastabhängig wirkender Dämpfung Withdrawn DE4424991A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19944424991 DE4424991A1 (de) 1993-10-15 1994-07-15 Schwingungsdämpfer mit lastabhängig wirkender Dämpfung
FR9412153A FR2711201A1 (fr) 1993-10-15 1994-10-12 Amortisseur à effet d'amortissement variable en fonction de la charge.
GB9420719A GB2282864B (en) 1993-10-15 1994-10-14 Hydraulic shock absorber

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4335210 1993-10-15
DE19944424991 DE4424991A1 (de) 1993-10-15 1994-07-15 Schwingungsdämpfer mit lastabhängig wirkender Dämpfung

Publications (1)

Publication Number Publication Date
DE4424991A1 true DE4424991A1 (de) 1995-04-20

Family

ID=25930443

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19944424991 Withdrawn DE4424991A1 (de) 1993-10-15 1994-07-15 Schwingungsdämpfer mit lastabhängig wirkender Dämpfung

Country Status (3)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2759947A1 (fr) * 1997-02-26 1998-08-28 Marrel Sa Suspension de vehicule et valve hydraulique convenant a cette suspension
DE19750414C2 (de) * 1997-02-20 2001-09-20 Mannesmann Sachs Ag Schwingungsdämpfer, insbesondere Einrohrdämpfer
DE102007013982B4 (de) * 2006-03-28 2011-07-28 Kayaba Industry Co., Ltd. Selbstpumpender hydropneumatischer Schwingungsdämpfer

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996015390A1 (de) * 1994-11-14 1996-05-23 Industrieanlagen-Betriebsgesellschaft Mbh Schwingungsdämpfer, insbesondere für fahrzeuge
US7374028B2 (en) 2003-07-08 2008-05-20 Fox Factory, Inc. Damper with pressure-sensitive compression damping
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
US10060499B2 (en) 2009-01-07 2018-08-28 Fox Factory, Inc. Method and apparatus for an adjustable damper
US8857580B2 (en) * 2009-01-07 2014-10-14 Fox Factory, Inc. Remotely operated bypass for a suspension 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
US10036443B2 (en) 2009-03-19 2018-07-31 Fox Factory, Inc. Methods and apparatus for suspension adjustment
US12122205B2 (en) 2009-01-07 2024-10-22 Fox Factory, Inc. Active valve for an internal bypass
US9038791B2 (en) 2009-01-07 2015-05-26 Fox Factory, Inc. Compression isolator for a suspension damper
US11299233B2 (en) 2009-01-07 2022-04-12 Fox Factory, Inc. Method and apparatus for an adjustable damper
EP2312180B1 (en) 2009-10-13 2019-09-18 Fox Factory, Inc. Apparatus for controlling a fluid 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 (zh) * 2014-01-22 2016-03-09 南通爱慕希机械有限公司 一种活塞增阻机构
CN119084519B (zh) * 2024-11-08 2025-03-11 浙江戈尔德智能悬架股份有限公司 一种主动液压悬架减振器

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2322997C2 (de) * 1973-05-08 1985-05-23 Daimler-Benz Ag, 7000 Stuttgart Dämpfungsvorrichtung für hydropneumatische Fahrzeugfedern
DE3406032A1 (de) * 1984-02-20 1985-08-22 Boge Gmbh, 5208 Eitorf Hydropneumatische federung mit niveauregelung fuer fahrzeuge
DE3601445A1 (de) * 1986-01-20 1987-07-23 Boge Gmbh Hydropneumatische federung mit lastabhaengiger daempfungssteuerung
DE3612006A1 (de) * 1986-04-09 1987-10-15 Fichtel & Sachs Ag Hydropneumatische federung mit lastabhaengig wirkender daempfung
DE4033190C1 (enrdf_load_stackoverflow) * 1990-10-19 1992-01-02 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
DE4129581A1 (de) * 1991-09-06 1993-03-11 Teves Gmbh Alfred Steuerbare ventilanordnung fuer regelbare zweirohr-schwingungsdaempfer
DE4105771C2 (enrdf_load_stackoverflow) * 1991-02-23 1993-06-09 Boge Ag, 5208 Eitorf, De

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1081439A (fr) * 1953-07-20 1954-12-20 Amortisseur hydraulique
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 (fr) * 1957-10-14 1960-04-04 Perfectionnements apportés aux amortisseurs hydrauliques
GB928308A (en) * 1961-03-22 1963-06-12 Armstrong Patents Co Ltd Improvements in or relating to telescopic hydraulic shock absorbers
DE3924168A1 (de) * 1989-07-21 1991-01-24 Boge Ag Regelbarer schwingungsdaempfer
DE9210834U1 (de) * 1992-01-17 1992-10-08 August Bilstein GmbH & Co. KG, 5828 Ennepetal Regelbarer Schwingungsdämpfer für Kraftfahrzeuge

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2322997C2 (de) * 1973-05-08 1985-05-23 Daimler-Benz Ag, 7000 Stuttgart Dämpfungsvorrichtung für hydropneumatische Fahrzeugfedern
DE3406032A1 (de) * 1984-02-20 1985-08-22 Boge Gmbh, 5208 Eitorf Hydropneumatische federung mit niveauregelung fuer fahrzeuge
DE3601445A1 (de) * 1986-01-20 1987-07-23 Boge Gmbh Hydropneumatische federung mit lastabhaengiger daempfungssteuerung
DE3612006A1 (de) * 1986-04-09 1987-10-15 Fichtel & Sachs Ag Hydropneumatische federung mit lastabhaengig wirkender daempfung
DE4033190C1 (enrdf_load_stackoverflow) * 1990-10-19 1992-01-02 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
DE4105771C2 (enrdf_load_stackoverflow) * 1991-02-23 1993-06-09 Boge Ag, 5208 Eitorf, De
DE4129581A1 (de) * 1991-09-06 1993-03-11 Teves Gmbh Alfred Steuerbare ventilanordnung fuer regelbare zweirohr-schwingungsdaempfer

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19750414C2 (de) * 1997-02-20 2001-09-20 Mannesmann Sachs Ag Schwingungsdämpfer, insbesondere Einrohrdämpfer
FR2759947A1 (fr) * 1997-02-26 1998-08-28 Marrel Sa Suspension de vehicule et valve hydraulique convenant a cette suspension
DE102007013982B4 (de) * 2006-03-28 2011-07-28 Kayaba Industry Co., Ltd. Selbstpumpender hydropneumatischer Schwingungsdämpfer
US8074974B2 (en) 2006-03-28 2011-12-13 Kayaba Industry Co., Ltd. Vehicle height adjusting device

Also Published As

Publication number Publication date
GB2282864A (en) 1995-04-19
GB2282864B (en) 1997-03-05
FR2711201B1 (enrdf_load_stackoverflow) 1997-03-07
FR2711201A1 (fr) 1995-04-21
GB9420719D0 (en) 1994-11-30

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: MANNESMANN SACHS AG, 97422 SCHWEINFURT, DE

8139 Disposal/non-payment of the annual fee