FR2289805A1 - Amortisseurs hydrauliques - Google Patents

Amortisseurs hydrauliques

Info

Publication number
FR2289805A1
FR2289805A1 FR7532470A FR7532470A FR2289805A1 FR 2289805 A1 FR2289805 A1 FR 2289805A1 FR 7532470 A FR7532470 A FR 7532470A FR 7532470 A FR7532470 A FR 7532470A FR 2289805 A1 FR2289805 A1 FR 2289805A1
Authority
FR
France
Prior art keywords
shock absorbers
hydraulic shock
hydraulic
absorbers
shock
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.)
Granted
Application number
FR7532470A
Other languages
English (en)
Other versions
FR2289805B1 (fr
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.)
Jonas Woodhead Ltd
Original Assignee
Jonas Woodhead Ltd
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 Jonas Woodhead Ltd filed Critical Jonas Woodhead Ltd
Publication of FR2289805A1 publication Critical patent/FR2289805A1/fr
Application granted granted Critical
Publication of FR2289805B1 publication Critical patent/FR2289805B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
    • B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
    • B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
    • B60G13/08—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
    • 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
    • F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
    • F16F9/3484—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by features of the annular discs per se, singularly or in combination
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7771—Bi-directional flow valves
    • Y10T137/7772—One head and seat carried by head of another

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Damping Devices (AREA)
  • Lift Valve (AREA)
  • Multiple-Way Valves (AREA)
FR7532470A 1974-10-23 1975-10-23 Amortisseurs hydrauliques Granted FR2289805A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4577974A GB1482813A (en) 1974-10-23 1974-10-23 Shock absorbers

Publications (2)

Publication Number Publication Date
FR2289805A1 true FR2289805A1 (fr) 1976-05-28
FR2289805B1 FR2289805B1 (fr) 1980-03-14

Family

ID=10438566

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7532470A Granted FR2289805A1 (fr) 1974-10-23 1975-10-23 Amortisseurs hydrauliques

Country Status (7)

Country Link
US (1) US4060155A (fr)
BE (1) BE834821A (fr)
DE (1) DE2547322A1 (fr)
ES (1) ES442015A1 (fr)
FR (1) FR2289805A1 (fr)
GB (1) GB1482813A (fr)
TR (1) TR19264A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2454563A1 (fr) * 1979-04-18 1980-11-14 Allinquant J G Perfectionnements aux soupapes de pistons d'amortisseurs hydrauliques
FR2608243A1 (fr) * 1986-12-13 1988-06-17 Tokico Ltd Amortisseur hydraulique
FR2705127A1 (fr) * 1993-05-10 1994-11-18 Fichtel & Sachs Ag Soupape pour un amortisseur télescopique hydraulique.

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2600820C3 (de) * 1976-01-12 1982-02-04 Volkswagenwerk Ag, 3180 Wolfsburg Tellerfederventil für Stoßdämpfer
JPS5894929U (ja) * 1981-12-18 1983-06-28 トキコ株式会社 油圧緩衝器
DE3202721C2 (de) * 1982-01-28 1986-09-11 August Bilstein GmbH & Co KG, 5828 Ennepetal Druckstufenventil für hydropneumatische Schwingungsdämpfer, insbesondere Bodenventil
US4823922A (en) * 1987-07-02 1989-04-25 Maremont Corporation Heavy duty vehicular shock absorber
JPH01102536U (fr) * 1987-12-28 1989-07-11
IT1234692B (it) * 1989-05-17 1992-05-26 Zanussi A Spa Industrie Regolatore di portata di liquidi, in particolare per macchine lavatrici.
US4972929A (en) * 1989-06-07 1990-11-27 Lord Corporation Bidirectional dual disc valve assembly
DE4033190C1 (fr) * 1990-10-19 1992-01-02 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
DE4315457C2 (de) * 1993-05-10 1996-08-22 Fichtel & Sachs Ag Ventil für einen hydraulischen Teleskop-Schwingungsdämpfer
US5511759A (en) * 1994-05-26 1996-04-30 Steelcase, Inc. Hydraulic chair height adjustment mechanism
FR2738317B1 (fr) * 1995-08-31 1997-10-17 Soframca Piston a clapet flottant pour tube d'amortisseur hydraulique, notamment de type monotube
DE19615587C2 (de) * 1996-04-19 1999-04-01 Mannesmann Sachs Ag Schwingungsdämpfer mit richtungsabhängigem Voröffnungsquerschnitt
DE19712895C2 (de) * 1997-03-27 2001-06-21 Mannesmann Sachs Ag Schwingungsdämpfer mit richtungsabhängigem Voröffnungsquerschnitt
DE19819754A1 (de) * 1998-05-04 1999-09-09 Mannesmann Sachs Ag Dämpfventil mit mindestens einer Ventilscheibe
US6382372B1 (en) 2000-01-03 2002-05-07 Tenneco Automotive Inc. Ported disc variable bleed orifice
US6340081B1 (en) 2000-06-23 2002-01-22 Tenneco Automotive Inc. Shock absorber having ported plate low speed tunability
US6644445B2 (en) * 2001-11-19 2003-11-11 Tenneco Automotive Operating Company Inc. Floating port blocker
JP4055060B2 (ja) * 2002-09-30 2008-03-05 株式会社日立製作所 油圧緩衝器
US8517153B2 (en) * 2007-08-21 2013-08-27 Sram, Llc Suspension damping valve
JP2009209960A (ja) * 2008-02-29 2009-09-17 Hitachi Ltd 緩衝器
DE102013215602A1 (de) * 2013-08-07 2015-02-12 Bayerische Motoren Werke Aktiengesellschaft Anordnung für einen Schwingungsdämpfer eines Fahrzeugs
US11047447B2 (en) * 2014-02-10 2021-06-29 Fox Factory, Inc. Valve assembly
US9682605B2 (en) * 2015-02-25 2017-06-20 Michael A Ankney Variable dampening speed piston head assembly for radio controlled cars shock absorber and method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2546051A (en) * 1950-01-05 1951-03-20 Patent Dev Company Shock absorber
GB705301A (en) * 1951-07-24 1954-03-10 Newton & Bennett Ltd Improvements in or relating to piston heads for hydraulic shock absorbers
DE1188451B (de) * 1958-07-18 1965-03-04 Renault Hydraulischer Stossfaempfer, insbesondere fuer Kraftfahrzeuge
BE589449A (fr) * 1960-05-02 1960-08-01 William Kenneth Wasdell Perfectionnements apportés aux amortisseurs télescopiques, notamment ceux destinés aux systèmes de suspension pour roues de véhicules
GB1132038A (en) * 1966-03-17 1968-10-30 Woodhead Mfg Company Ltd Vibration dampers
FR1563215A (fr) * 1968-03-01 1969-04-11
BE793386A (nl) * 1971-12-30 1973-04-16 Monroe Belgium Nv Schokbreker

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2454563A1 (fr) * 1979-04-18 1980-11-14 Allinquant J G Perfectionnements aux soupapes de pistons d'amortisseurs hydrauliques
FR2608243A1 (fr) * 1986-12-13 1988-06-17 Tokico Ltd Amortisseur hydraulique
FR2705127A1 (fr) * 1993-05-10 1994-11-18 Fichtel & Sachs Ag Soupape pour un amortisseur télescopique hydraulique.
US5769192A (en) * 1993-05-10 1998-06-23 Fichtel & Sachs Ag Shock absorber having a piston permanently attached to its piston rod

Also Published As

Publication number Publication date
US4060155A (en) 1977-11-29
ES442015A1 (es) 1977-03-01
TR19264A (tr) 1978-09-19
DE2547322A1 (de) 1976-05-06
BE834821A (fr) 1976-04-23
GB1482813A (en) 1977-08-17
FR2289805B1 (fr) 1980-03-14

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Legal Events

Date Code Title Description
ST Notification of lapse