KR102800134B1 - 완충기 - Google Patents

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Publication number
KR102800134B1
KR102800134B1 KR1020227020881A KR20227020881A KR102800134B1 KR 102800134 B1 KR102800134 B1 KR 102800134B1 KR 1020227020881 A KR1020227020881 A KR 1020227020881A KR 20227020881 A KR20227020881 A KR 20227020881A KR 102800134 B1 KR102800134 B1 KR 102800134B1
Authority
KR
South Korea
Prior art keywords
valve
pilot
cylinder
case
main valve
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.)
Active
Application number
KR1020227020881A
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English (en)
Korean (ko)
Other versions
KR20220098031A (ko
Inventor
고스케 가도쿠라
Original Assignee
히다치 아스테모 가부시키가이샤
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.)
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Application filed by 히다치 아스테모 가부시키가이샤 filed Critical 히다치 아스테모 가부시키가이샤
Publication of KR20220098031A publication Critical patent/KR20220098031A/ko
Application granted granted Critical
Publication of KR102800134B1 publication Critical patent/KR102800134B1/ko
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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
    • F16F9/44—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
    • F16F9/465—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 using servo control, the servo pressure being created by the flow of damping fluid, e.g. controlling pressure in a chamber downstream of a pilot passage
    • 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
    • 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
    • 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
    • F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
    • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
    • F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
    • F16F9/185—Bitubular units

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Magnetically Actuated Valves (AREA)
  • Safety Valves (AREA)
KR1020227020881A 2020-02-14 2021-02-09 완충기 Active KR102800134B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020023409 2020-02-14
JPJP-P-2020-023409 2020-02-14
PCT/JP2021/004726 WO2021161980A1 (ja) 2020-02-14 2021-02-09 緩衝器

Publications (2)

Publication Number Publication Date
KR20220098031A KR20220098031A (ko) 2022-07-08
KR102800134B1 true KR102800134B1 (ko) 2025-04-23

Family

ID=77291705

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227020881A Active KR102800134B1 (ko) 2020-02-14 2021-02-09 완충기

Country Status (6)

Country Link
US (1) US12215754B2 (https=)
JP (2) JP7261347B2 (https=)
KR (1) KR102800134B1 (https=)
CN (1) CN115087817A (https=)
DE (1) DE112021001030T5 (https=)
WO (1) WO2021161980A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021134565A1 (de) 2021-12-23 2023-06-29 Eto Magnetic Gmbh Regelventilvorrichtung zur Regelung von Dämpfungscharakteristiken und hydraulisches durchströmtes Magnetventil
DE102023122425A1 (de) * 2023-08-22 2025-02-27 Thyssenkrupp Ag Dämpfungsventileinrichtung für einen Stoßdämpfer eines Kraftfahrzeugs
DE102023136645A1 (de) * 2023-12-22 2025-06-26 Solero Technologies Villingen GmbH Ausfallsicheres Druckregelventil zum Steuern oder Regeln eines Drucks eines Fluids in einem Pilotdruckraum und Schwingungsdämpfer mit einem solchen Druckregelventil
CN119982966B (zh) * 2025-03-26 2026-02-06 上海琳顿汽车底盘件制造有限公司 电磁阀和减振器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014218244A (ja) 2011-01-31 2014-11-20 日立オートモティブシステムズ株式会社 サスペンション制御装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4288430B2 (ja) * 1995-12-26 2009-07-01 株式会社日立製作所 減衰力調整式油圧緩衝器
JP4048512B2 (ja) * 1998-03-31 2008-02-20 株式会社日立製作所 減衰力調整式油圧緩衝器
JP2000120755A (ja) * 1998-10-15 2000-04-25 Yamaha Motor Co Ltd 減衰力可変制御式緩衝器
US20080185246A1 (en) * 2007-02-02 2008-08-07 Mando Corporation Damping force variable shock absorber
US9810281B2 (en) 2013-08-09 2017-11-07 Hitachi Automotive Systems, Ltd. Damping force control type shock absorber
JP6588778B2 (ja) 2015-09-14 2019-10-09 Ｋｙｂ株式会社 減衰弁及び緩衝器
JP6968017B2 (ja) 2018-03-27 2021-11-17 日立Astemo株式会社 緩衝器
JP7119729B2 (ja) 2018-08-06 2022-08-17 日本製鉄株式会社 水砕製造設備および水砕製造設備の冷却塔内の水砕析出防止方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014218244A (ja) 2011-01-31 2014-11-20 日立オートモティブシステムズ株式会社 サスペンション制御装置

Also Published As

Publication number Publication date
WO2021161980A1 (ja) 2021-08-19
JPWO2021161980A1 (https=) 2021-08-19
KR20220098031A (ko) 2022-07-08
JP7261347B2 (ja) 2023-04-19
DE112021001030T5 (de) 2022-12-01
CN115087817A (zh) 2022-09-20
US12215754B2 (en) 2025-02-04
JP2023083364A (ja) 2023-06-15
US20230070735A1 (en) 2023-03-09
JP7584557B2 (ja) 2024-11-15

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