DE4002883C2 - - Google Patents

Info

Publication number
DE4002883C2
DE4002883C2 DE19904002883 DE4002883A DE4002883C2 DE 4002883 C2 DE4002883 C2 DE 4002883C2 DE 19904002883 DE19904002883 DE 19904002883 DE 4002883 A DE4002883 A DE 4002883A DE 4002883 C2 DE4002883 C2 DE 4002883C2
Authority
DE
Germany
Prior art keywords
bypass
permanent magnet
spring
switching
control
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 - Lifetime
Application number
DE19904002883
Other languages
German (de)
English (en)
Other versions
DE4002883A1 (de
Inventor
Thomas Dipl.-Ing. 5600 Wuppertal De Woermann
Gerhard Dipl.-Ing. 5750 Menden De Herberg
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.)
ThyssenKrupp Bilstein Suspension GmbH
Original Assignee
August Bilstein & Co Kg 5828 Ennepetal De GmbH
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 August Bilstein & Co Kg 5828 Ennepetal De GmbH filed Critical August Bilstein & Co Kg 5828 Ennepetal De GmbH
Priority to DE19904002883 priority Critical patent/DE4002883A1/de
Priority to DE19904039236 priority patent/DE4039236C1/de
Publication of DE4002883A1 publication Critical patent/DE4002883A1/de
Application granted granted Critical
Publication of DE4002883C2 publication Critical patent/DE4002883C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Magnetically Actuated Valves (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Damping Devices (AREA)
DE19904002883 1990-02-01 1990-02-01 Schwingungsdaempfersteuerventil eines bypasses mit selbsthaltung Granted DE4002883A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19904002883 DE4002883A1 (de) 1990-02-01 1990-02-01 Schwingungsdaempfersteuerventil eines bypasses mit selbsthaltung
DE19904039236 DE4039236C1 (en) 1990-02-01 1990-12-08 Control valve for hydraulic shock absorber of motor vehicle - uses electromagnet to increase force of permanent magnet and open by=pass against mechanical spring force closing by=pass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904002883 DE4002883A1 (de) 1990-02-01 1990-02-01 Schwingungsdaempfersteuerventil eines bypasses mit selbsthaltung

Publications (2)

Publication Number Publication Date
DE4002883A1 DE4002883A1 (de) 1991-08-08
DE4002883C2 true DE4002883C2 (enrdf_load_stackoverflow) 1991-12-05

Family

ID=6399165

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19904002883 Granted DE4002883A1 (de) 1990-02-01 1990-02-01 Schwingungsdaempfersteuerventil eines bypasses mit selbsthaltung

Country Status (1)

Country Link
DE (1) DE4002883A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011102835A1 (de) * 2011-05-30 2012-12-06 Audi Ag Hydraulischer Stoßdämpfer mit Proportionalmagneten

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3041534B2 (ja) * 1990-07-20 2000-05-15 トキコ株式会社 減衰力調整式油圧緩衝器
DE4216987C2 (de) * 1992-01-17 1994-02-10 Bilstein August Gmbh Co Kg Regelbarer Schwingungsdämpfer für Kraftfahrzeuge
DE10306680A1 (de) * 2002-03-02 2003-09-11 Zf Sachs Ag Verstellbare Ventileinrichtung mit einer Notbetriebseinrichtung
DE102012016711A1 (de) * 2012-08-22 2014-02-27 Volkswagen Aktiengesellschaft Ventilkolbenanordnung für einen Schalt-Schwingungsdämpfer
US10393210B2 (en) * 2016-11-18 2019-08-27 Beijingwest Industries Co., Ltd. Dual mode hydraulic damper
EP4407219A3 (en) * 2018-09-10 2024-10-23 Eagle Industry Co., Ltd. Electromagnetic valve unit
PL4180690T3 (pl) 2021-10-20 2025-04-07 Beijingwest Industries Co. Ltd. Amortyzator hydrauliczny o zmiennej sztywności
CN113969953B (zh) 2021-10-20 2023-04-11 北京京西重工有限公司 液压阻尼器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3518327A1 (de) * 1985-05-22 1986-11-27 Boge Gmbh, 5208 Eitorf Hydraulischer, verstellbarer schwingungsdaempfer
DE3800288C1 (en) * 1988-01-08 1989-06-22 Boge Ag, 5208 Eitorf, De Valve arrangement for a hydraulic controllable vibration damper
DE3805934A1 (de) * 1988-02-25 1989-09-07 Bosch Gmbh Robert Hydraulischer stossdaempfer
DE3807913C1 (en) * 1988-03-10 1989-07-27 Boge Ag, 5208 Eitorf, De Hydraulic, controllable oscillation damper (shock absorber)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011102835A1 (de) * 2011-05-30 2012-12-06 Audi Ag Hydraulischer Stoßdämpfer mit Proportionalmagneten
DE102011102835B4 (de) * 2011-05-30 2015-07-02 Audi Ag Hydraulischer Stoßdämpfer mit Proportionalmagneten

Also Published As

Publication number Publication date
DE4002883A1 (de) 1991-08-08

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
AG Has addition no.

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Owner name: AUGUST BILSTEIN GMBH, 58256 ENNEPETAL, DE

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Owner name: KRUPP BILSTEIN GMBH, 58256 ENNEPETAL, DE

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Owner name: THYSSENKRUPP BILSTEIN GMBH, 58256 ENNEPETAL, DE

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Owner name: THYSSENKRUPP BILSTEIN SUSPENSION GMBH, 58256 ENNEP