DE112021001030T5 - Stoßdämpfer - Google Patents

Stoßdämpfer Download PDF

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Publication number
DE112021001030T5
DE112021001030T5 DE112021001030.1T DE112021001030T DE112021001030T5 DE 112021001030 T5 DE112021001030 T5 DE 112021001030T5 DE 112021001030 T DE112021001030 T DE 112021001030T DE 112021001030 T5 DE112021001030 T5 DE 112021001030T5
Authority
DE
Germany
Prior art keywords
valve
pilot
cylinder
housing
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.)
Pending
Application number
DE112021001030.1T
Other languages
German (de)
English (en)
Inventor
Kosuke KADOKURA
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.)
Astemo Ltd
Original Assignee
Hitachi Astemo 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 Hitachi Astemo Ltd filed Critical Hitachi Astemo Ltd
Publication of DE112021001030T5 publication Critical patent/DE112021001030T5/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
    • 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
    • F16F9/44—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)
DE112021001030.1T 2020-02-14 2021-02-09 Stoßdämpfer Pending DE112021001030T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-023409 2020-02-14
JP2020023409 2020-02-14
PCT/JP2021/004726 WO2021161980A1 (ja) 2020-02-14 2021-02-09 緩衝器

Publications (1)

Publication Number Publication Date
DE112021001030T5 true DE112021001030T5 (de) 2022-12-01

Family

ID=77291705

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112021001030.1T Pending DE112021001030T5 (de) 2020-02-14 2021-02-09 Stoßdämpfer

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=)

Cited By (3)

* 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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2020023409A (ja) 2018-08-06 2020-02-13 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

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
DE112012000621B4 (de) 2011-01-31 2022-05-05 Hitachi Astemo, Ltd. Aufhängungssteuervorrichtung
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020023409A (ja) 2018-08-06 2020-02-13 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

Cited By (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
US12583279B2 (en) 2021-12-23 2026-03-24 Eto Magnetic Gmbh Control valve device for controlling damping characteristics, and hydraulic flow-through solenoid valve
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

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
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
KR102800134B1 (ko) 2025-04-23

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R012 Request for examination validly filed
R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: F16F0009320000

Ipc: F16F0009340000