DE112019001703T5 - Ventilsitzglied, ventil und stossdämpfer - Google Patents

Ventilsitzglied, ventil und stossdämpfer Download PDF

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Publication number
DE112019001703T5
DE112019001703T5 DE112019001703.9T DE112019001703T DE112019001703T5 DE 112019001703 T5 DE112019001703 T5 DE 112019001703T5 DE 112019001703 T DE112019001703 T DE 112019001703T DE 112019001703 T5 DE112019001703 T5 DE 112019001703T5
Authority
DE
Germany
Prior art keywords
seat
valve
compression
piston
island
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.)
Pending
Application number
DE112019001703.9T
Other languages
German (de)
English (en)
Inventor
Kenta ISHIMARU
Kazuyuki KIMISHIMA
Hirohito Mori
Masahiro Miwa
Gai CHO
Hisato Shii
Naoki Yasukouchi
Takahiro OWA
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.)
KYB Corp
Original Assignee
KYB 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 KYB Corp filed Critical KYB Corp
Publication of DE112019001703T5 publication Critical patent/DE112019001703T5/de
Pending legal-status Critical Current

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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
    • F16F9/3481—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 shape or construction of throttling passages in piston
    • 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
    • F16F9/3207—Constructional features
    • F16F9/3214—Constructional features of pistons
    • 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
    • F16F2222/00—Special physical effects, e.g. nature of damping effects
    • F16F2222/12—Fluid damping
    • 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
    • F16F9/3405—Throttling passages in or on piston body, e.g. slots
    • 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
    • F16F9/5126—Piston, or piston-like valve elements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
DE112019001703.9T 2018-03-30 2019-03-28 Ventilsitzglied, ventil und stossdämpfer Pending DE112019001703T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018-066714 2018-03-30
JP2018066714A JP6738368B2 (ja) 2018-03-30 2018-03-30 バルブシート部材、バルブ、及び緩衝器
PCT/JP2019/013560 WO2019189560A1 (ja) 2018-03-30 2019-03-28 バルブシート部材、バルブ、及び緩衝器

Publications (1)

Publication Number Publication Date
DE112019001703T5 true DE112019001703T5 (de) 2021-01-07

Family

ID=68060062

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112019001703.9T Pending DE112019001703T5 (de) 2018-03-30 2019-03-28 Ventilsitzglied, ventil und stossdämpfer

Country Status (5)

Country Link
US (1) US11536345B2 (enExample)
JP (1) JP6738368B2 (enExample)
CN (1) CN111868410B (enExample)
DE (1) DE112019001703T5 (enExample)
WO (1) WO2019189560A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023188285A1 (ja) * 2022-03-31 2023-10-05 日立Astemo株式会社 緩衝装置用ピストン、緩衝装置
US20240376952A1 (en) * 2023-05-08 2024-11-14 DRiV Automotive Inc. Piston for shock absorber with optimized bleed range and tuneability

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5595269A (en) * 1993-05-10 1997-01-21 Fichtel & Sachs Ag Vibration damper for a motor vehicle
DE19523397C1 (de) * 1995-06-28 1996-08-14 Fichtel & Sachs Ag Kolben mit richtungsabhängigen Voröffnungsquerschnitten
DE19615584A1 (de) * 1996-04-19 1997-06-05 Fichtel & Sachs Ag Drosselventil für ein Kolben-Zylinderaggregat
DE10041954C1 (de) * 2000-08-25 2002-02-14 Mannesmann Sachs Ag Kolbenring, insbesondere für einen Kolben eines Schwingungsdämpfers
JP5207825B2 (ja) 2008-05-22 2013-06-12 カヤバ工業株式会社 バルブシート部構造
JP2011179550A (ja) * 2010-02-26 2011-09-15 Hitachi Automotive Systems Ltd 緩衝器
JP5695507B2 (ja) * 2011-06-08 2015-04-08 カヤバ工業株式会社 バルブ構造
JP5883362B2 (ja) * 2012-08-10 2016-03-15 Ｋｙｂ株式会社 バルブおよび緩衝器
JP5787961B2 (ja) * 2013-10-31 2015-09-30 日立オートモティブシステムズ株式会社 緩衝器
JP6393572B2 (ja) * 2014-10-01 2018-09-19 Ｋｙｂ株式会社 緩衝器
DE102016218375A1 (de) * 2016-09-23 2018-03-29 Zf Friedrichshafen Ag Dämpfventil für einen Schwingungsdämpfer

Also Published As

Publication number Publication date
CN111868410B (zh) 2022-12-20
JP6738368B2 (ja) 2020-08-12
JP2019178692A (ja) 2019-10-17
CN111868410A (zh) 2020-10-30
US20200400208A1 (en) 2020-12-24
WO2019189560A1 (ja) 2019-10-03
US11536345B2 (en) 2022-12-27

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