JPWO2024190362A1 - - Google Patents

Info

Publication number
JPWO2024190362A1
JPWO2024190362A1 JP2025506653A JP2025506653A JPWO2024190362A1 JP WO2024190362 A1 JPWO2024190362 A1 JP WO2024190362A1 JP 2025506653 A JP2025506653 A JP 2025506653A JP 2025506653 A JP2025506653 A JP 2025506653A JP WO2024190362 A1 JPWO2024190362 A1 JP WO2024190362A1
Authority
JP
Japan
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
JP2025506653A
Other languages
Japanese (ja)
Other versions
JPWO2024190362A5 (https=
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 filed Critical
Publication of JPWO2024190362A1 publication Critical patent/JPWO2024190362A1/ja
Publication of JPWO2024190362A5 publication Critical patent/JPWO2024190362A5/ja
Pending 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
    • F16F9/10—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
    • 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
    • F16F9/516—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 resulting in the damping effects during contraction being different from the damping effects during extension, i.e. responsive to the direction of movement
    • 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
    • F16F9/3235—Constructional features of cylinders
    • 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
    • F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
    • F16F9/49—Stops limiting fluid passage, e.g. hydraulic stops or elastomeric elements inside the cylinder which contribute to changes in 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
    • F16F2232/00—Nature of movement
    • F16F2232/08—Linear

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
JP2025506653A 2023-03-15 2024-02-22 Pending JPWO2024190362A1 (https=)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18/121,649 US12601385B2 (en) 2023-03-15 2023-03-15 Shock absorber
PCT/JP2024/006534 WO2024190362A1 (ja) 2023-03-15 2024-02-22 ショックアブソーバ

Publications (2)

Publication Number Publication Date
JPWO2024190362A1 true JPWO2024190362A1 (https=) 2024-09-19
JPWO2024190362A5 JPWO2024190362A5 (https=) 2025-10-28

Family

ID=92714746

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2025506653A Pending JPWO2024190362A1 (https=) 2023-03-15 2024-02-22

Country Status (5)

Country Link
US (1) US12601385B2 (https=)
EP (1) EP4682400A1 (https=)
JP (1) JPWO2024190362A1 (https=)
CN (1) CN120752453A (https=)
WO (1) WO2024190362A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12416343B2 (en) * 2022-09-28 2025-09-16 Hitachi Astemo, Ltd. Shock absorber and manufacturing method of shock absorber

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03102633U (https=) * 1990-02-09 1991-10-25
JPH07139576A (ja) * 1993-11-15 1995-05-30 Kayaba Ind Co Ltd 油圧緩衝器の底付き緩衝装置
JP2008202700A (ja) * 2007-02-20 2008-09-04 Tein:Kk 油圧緩衝器
KR20100089982A (ko) * 2009-02-05 2010-08-13 주식회사 만도 유압 스토퍼 구조를 갖는 모노 튜브식 쇽업소버

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2783859A (en) * 1954-12-16 1957-03-05 Gabriel Co Shock absorber with compression stop
US2907414A (en) * 1956-06-06 1959-10-06 Gabriel Co Shock absorber with hydraulic compression stops
US3036669A (en) * 1959-11-27 1962-05-29 Gen Motors Corp Hydraulic shock absorber with compression cut-off
US3150747A (en) * 1961-06-30 1964-09-29 Ford Motor Co Hyraulic shock absorber having hydraulic stop means
GB1132038A (en) * 1966-03-17 1968-10-30 Woodhead Mfg Company Ltd Vibration dampers
DE10016641C2 (de) * 2000-04-04 2002-06-13 Daimler Chrysler Ag Schwingungsdämpfer mit Zuganschlag
ES2561132B1 (es) * 2014-07-23 2016-12-19 Kyb Suspensions Europe, S.A. Sistema de control de carga variable en un dispositivo hidráulico
ITUB20151830A1 (it) * 2015-07-02 2017-01-02 Sistemi Sospensioni Spa Tampone idraulico in compressione per ammortizzatore idraulico per sospensione di veicolo, con dispositivo limitatore di pressione.
US10107352B2 (en) 2016-04-29 2018-10-23 Beijingwest Industries Co., Ltd. Hydraulic damper with a hydraulic stop arrangement
US10167921B2 (en) * 2016-05-13 2019-01-01 Beijingwest Industries Co., Ltd. Hydraulic damper with a hydro-mechanical compression stop assembly
JP6291120B1 (ja) * 2017-08-29 2018-03-14 株式会社ショーワ 油圧緩衝器
DE112020002358T5 (de) * 2019-05-13 2022-01-27 Tenneco Automotive Operating Company Inc. Hydraulischer Kompressionsanschlag mit vorgespanntem Kolben
ES2832888B2 (es) * 2019-12-11 2022-04-07 Kyb Europe Gmbh Sucursal En Navarra Dispositivo de control hidraulico de carga variable
KR102603934B1 (ko) * 2021-11-03 2023-11-21 에이치엘만도 주식회사 쇽 업소버
US12595835B2 (en) * 2022-09-09 2026-04-07 Thyssenkrupp Bilstein Of America Inc. End-stop control valves for providing progessive damping forces in vibration dampers
US12372133B2 (en) * 2022-09-28 2025-07-29 Hitachi Astemo, Ltd. Shock absorber
DE102023106520A1 (de) * 2023-03-15 2024-09-19 Thyssenkrupp Ag Schwingungsdämpfer für ein Kraftfahrzeug

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03102633U (https=) * 1990-02-09 1991-10-25
JPH07139576A (ja) * 1993-11-15 1995-05-30 Kayaba Ind Co Ltd 油圧緩衝器の底付き緩衝装置
JP2008202700A (ja) * 2007-02-20 2008-09-04 Tein:Kk 油圧緩衝器
KR20100089982A (ko) * 2009-02-05 2010-08-13 주식회사 만도 유압 스토퍼 구조를 갖는 모노 튜브식 쇽업소버

Also Published As

Publication number Publication date
CN120752453A (zh) 2025-10-03
US12601385B2 (en) 2026-04-14
US20240309933A1 (en) 2024-09-19
EP4682400A1 (en) 2026-01-21
WO2024190362A1 (ja) 2024-09-19

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