GB2437185B - Extra support land for valve disc - Google Patents

Extra support land for valve disc

Info

Publication number
GB2437185B
GB2437185B GB0707465A GB0707465A GB2437185B GB 2437185 B GB2437185 B GB 2437185B GB 0707465 A GB0707465 A GB 0707465A GB 0707465 A GB0707465 A GB 0707465A GB 2437185 B GB2437185 B GB 2437185B
Authority
GB
United Kingdom
Prior art keywords
valve disc
extra support
support land
land
extra
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 - Fee Related
Application number
GB0707465A
Other versions
GB2437185A (en
GB0707465D0 (en
Inventor
David Holiviers
Dirk Degronckel
Johan Vangrieken
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.)
Tenneco Automotive Operating Co Inc
Original Assignee
Tenneco Automotive Operating Co Inc
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 Tenneco Automotive Operating Co Inc filed Critical Tenneco Automotive Operating Co Inc
Priority claimed from GB0606017A external-priority patent/GB2421293B/en
Publication of GB0707465D0 publication Critical patent/GB0707465D0/en
Publication of GB2437185A publication Critical patent/GB2437185A/en
Application granted granted Critical
Publication of GB2437185B publication Critical patent/GB2437185B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F16F9/3485—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 supporting elements intended to guide or limit the movement of the annular discs
    • 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
    • F16F9/3485—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 supporting elements intended to guide or limit the movement of the annular discs
    • F16F9/3487—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 supporting elements intended to guide or limit the movement of the annular discs with spacers or spacing rings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
GB0707465A 2003-09-29 2004-07-19 Extra support land for valve disc Expired - Fee Related GB2437185B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US87403003A 2003-09-29 2003-09-29
GB0606017A GB2421293B (en) 2003-09-29 2004-07-19 Extra support land for valve disc

Publications (3)

Publication Number Publication Date
GB0707465D0 GB0707465D0 (en) 2007-05-23
GB2437185A GB2437185A (en) 2007-10-17
GB2437185B true GB2437185B (en) 2008-05-14

Family

ID=38116927

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0707465A Expired - Fee Related GB2437185B (en) 2003-09-29 2004-07-19 Extra support land for valve disc

Country Status (1)

Country Link
GB (1) GB2437185B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5993750B2 (en) * 2013-01-31 2016-09-14 Ｋｙｂ株式会社 Shock absorber
JP6487804B2 (en) * 2015-08-07 2019-03-20 Ｋｙｂ株式会社 Buffer valve structure

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4905799A (en) * 1988-04-04 1990-03-06 Atsugi Motor Parts Company, Limited Shock absorber
GB2226620A (en) * 1988-10-25 1990-07-04 Tokico Ltd Hydraulic damper
US5219414A (en) * 1989-04-24 1993-06-15 Atsugi Unisia Corporation Variable damping force shock absorber with stroke dependent variation characteristics of damping force
US5785160A (en) * 1995-06-28 1998-07-28 Fichtel & Sachs Ag Piston with direction-dependent advance opening cross sections

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4905799A (en) * 1988-04-04 1990-03-06 Atsugi Motor Parts Company, Limited Shock absorber
GB2226620A (en) * 1988-10-25 1990-07-04 Tokico Ltd Hydraulic damper
US5219414A (en) * 1989-04-24 1993-06-15 Atsugi Unisia Corporation Variable damping force shock absorber with stroke dependent variation characteristics of damping force
US5785160A (en) * 1995-06-28 1998-07-28 Fichtel & Sachs Ag Piston with direction-dependent advance opening cross sections

Also Published As

Publication number Publication date
GB2437185A (en) 2007-10-17
GB0707465D0 (en) 2007-05-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100719