DE3743100A1 - Hydraulischer daempfer - Google Patents

Hydraulischer daempfer

Info

Publication number
DE3743100A1
DE3743100A1 DE19873743100 DE3743100A DE3743100A1 DE 3743100 A1 DE3743100 A1 DE 3743100A1 DE 19873743100 DE19873743100 DE 19873743100 DE 3743100 A DE3743100 A DE 3743100A DE 3743100 A1 DE3743100 A1 DE 3743100A1
Authority
DE
Germany
Prior art keywords
seat
opening
valve
plate
hydraulic damper
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
DE19873743100
Other languages
German (de)
English (en)
Other versions
DE3743100C2 (enExample
Inventor
Stephen Carey Hagwood
Michael David Clark
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.)
Motors Liquidation Co
Original Assignee
General Motors Corp
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 General Motors Corp filed Critical General Motors Corp
Publication of DE3743100A1 publication Critical patent/DE3743100A1/de
Application granted granted Critical
Publication of DE3743100C2 publication Critical patent/DE3743100C2/de
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
    • F16F9/34—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
    • F16F9/3482—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 the annular discs being incorporated within the valve or piston body
    • 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
    • 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
    • Y10T137/778—Axes of ports co-axial
    • 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7922—Spring biased
    • Y10T137/7929—Spring coaxial with valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
DE19873743100 1986-12-22 1987-12-18 Hydraulischer daempfer Granted DE3743100A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/944,787 US4747475A (en) 1986-12-22 1986-12-22 Suspension wear compensating shock absorber

Publications (2)

Publication Number Publication Date
DE3743100A1 true DE3743100A1 (de) 1988-07-28
DE3743100C2 DE3743100C2 (enExample) 1989-07-06

Family

ID=25482076

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873743100 Granted DE3743100A1 (de) 1986-12-22 1987-12-18 Hydraulischer daempfer

Country Status (3)

Country Link
US (1) US4747475A (enExample)
DE (1) DE3743100A1 (enExample)
GB (1) GB2199118B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4971181A (en) * 1988-04-11 1990-11-20 General Motors Corporation Preloaded piston valving for hydraulic dampers and method of assembling the same
US5115892A (en) * 1988-09-27 1992-05-26 Atsugi Unisia Corporation Hydraulic shock absorber with piston seal structure for enhancement of initial response
JPH02135748U (enExample) * 1989-04-17 1990-11-13
US4989699A (en) * 1990-02-01 1991-02-05 General Motors Corporation Preloaded compression valve and method for a hydraulic damper
EP0708721B1 (de) 1993-07-23 1997-03-12 ITT Automotive Europe GmbH Hydraulische bremsanlage mit bremsschlupf- und antriebsschlupfregelung
GB9407464D0 (en) * 1994-04-15 1994-06-08 Acg Espana Sa Suspension strut
JP2003522915A (ja) 2000-02-08 2003-07-29 ガブリエル ライド コントロール プロダクツ，インコーポレイティド 改良緩衝器
US6669217B2 (en) * 2001-05-17 2003-12-30 Hadley Products Anti-roll suspension valve body
DE10163217B4 (de) * 2001-12-21 2014-10-09 Volkswagen Ag Dämpferventil
DE20203515U1 (de) * 2002-03-05 2002-07-11 TRW Fahrwerksysteme GmbH & Co KG, 40547 Düsseldorf Kombiniertes Rückschlag- und Überdruckventil
DE102004014250B4 (de) * 2003-04-24 2015-11-12 Zf Friedrichshafen Ag Schwingungsdämpfer mit einem Steinschlagschutz
DE502004001716D1 (de) * 2003-11-20 2006-11-23 Zahnradfabrik Friedrichshafen Schwingungsdämpfer mit amplitudenabhängiger Dämpfung
US9181944B2 (en) * 2011-03-31 2015-11-10 Denso Corporation High pressure pump having unitary discharge and relief valve
CN104204601B (zh) * 2012-03-27 2016-04-20 北京京西重工有限公司 具有可调节回弹阀组件的液压阻尼器
JP6119677B2 (ja) * 2014-06-16 2017-04-26 株式会社デンソー 高圧ポンプ
US10883458B2 (en) * 2017-07-03 2021-01-05 Vitesco Technologies USA, LLC. Asymmetric spring valve disk

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1016508B (de) * 1953-05-18 1957-09-26 Arie Adrianus De Koning Hydraulischer Teleskopstossdaempfer
US3621949A (en) * 1969-10-01 1971-11-23 Gen Motors Corp Modified rod guide for cut off shock absorber
DE2727407A1 (de) * 1977-06-18 1979-01-04 Boge Gmbh Geraeuscharme ventileinrichtung, insbesondere fuer teleskopschwingungsdaempfer von kraftfahrzeugen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE631369A (enExample) * 1962-04-26 1900-01-01
US3375345A (en) * 1964-07-15 1968-03-26 Gen Motors Corp Method of manufacturing shock absorber subassemblies
US4352417A (en) * 1980-10-03 1982-10-05 Ford Motor Company Control valve for shock absorber pistons and the like

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1016508B (de) * 1953-05-18 1957-09-26 Arie Adrianus De Koning Hydraulischer Teleskopstossdaempfer
US3621949A (en) * 1969-10-01 1971-11-23 Gen Motors Corp Modified rod guide for cut off shock absorber
DE2727407A1 (de) * 1977-06-18 1979-01-04 Boge Gmbh Geraeuscharme ventileinrichtung, insbesondere fuer teleskopschwingungsdaempfer von kraftfahrzeugen

Also Published As

Publication number Publication date
GB2199118B (en) 1990-08-29
GB2199118A (en) 1988-06-29
DE3743100C2 (enExample) 1989-07-06
GB8727750D0 (en) 1987-12-31
US4747475A (en) 1988-05-31

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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
8339 Ceased/non-payment of the annual fee