MA41638A - Élément d'arrêt de compression hydraulique destiné à un amortisseur hydraulique pour suspension de véhicule dotée d'un limiteur de pression - Google Patents

Élément d'arrêt de compression hydraulique destiné à un amortisseur hydraulique pour suspension de véhicule dotée d'un limiteur de pression

Info

Publication number
MA41638A
MA41638A MA041638A MA41638A MA41638A MA 41638 A MA41638 A MA 41638A MA 041638 A MA041638 A MA 041638A MA 41638 A MA41638 A MA 41638A MA 41638 A MA41638 A MA 41638A
Authority
MA
Morocco
Prior art keywords
hydraulic
shock absorber
stop element
vehicle suspension
pressure limiter
Prior art date
Application number
MA041638A
Other languages
English (en)
Inventor
Walter Bruno
Piero Antonio Conti
Giordano Greco
Original Assignee
Sistemi Sospensioni Spa
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 Sistemi Sospensioni Spa filed Critical Sistemi Sospensioni Spa
Publication of MA41638A publication Critical patent/MA41638A/fr

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
    • F16F9/50—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
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/346—Throttling passages in the form of slots arranged in cylinder walls
    • F16F9/3465—Slots having a variable section along their length
    • 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
    • F16F9/48—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
    • B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
    • B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
    • B60G13/08—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/06—Characteristics of dampers, e.g. mechanical dampers
    • B60G17/08—Characteristics of fluid dampers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/20—Type of damper
    • B60G2202/24—Fluid damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/40—Constructional features of dampers and/or springs
    • B60G2206/41—Dampers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/10—Damping action or damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/16—Running
    • B60G2800/162—Reducing road induced vibrations
    • 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
    • F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
    • F16F2228/06—Stiffness
    • F16F2228/066—Variable stiffness
    • 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/42—Multiple pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Vehicle Body Suspensions (AREA)
MA041638A 2015-07-02 2016-06-30 Élément d'arrêt de compression hydraulique destiné à un amortisseur hydraulique pour suspension de véhicule dotée d'un limiteur de pression MA41638A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITUB2015A001830A ITUB20151830A1 (it) 2015-07-02 2015-07-02 Tampone idraulico in compressione per ammortizzatore idraulico per sospensione di veicolo, con dispositivo limitatore di pressione.

Publications (1)

Publication Number Publication Date
MA41638A true MA41638A (fr) 2018-01-09

Family

ID=54288920

Family Applications (1)

Application Number Title Priority Date Filing Date
MA041638A MA41638A (fr) 2015-07-02 2016-06-30 Élément d'arrêt de compression hydraulique destiné à un amortisseur hydraulique pour suspension de véhicule dotée d'un limiteur de pression

Country Status (7)

Country Link
US (1) US10208830B2 (fr)
EP (1) EP3265691A1 (fr)
CN (1) CN107771255A (fr)
BR (1) BR112017026873A2 (fr)
IT (1) ITUB20151830A1 (fr)
MA (1) MA41638A (fr)
WO (1) WO2017001675A1 (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201700061233A1 (it) * 2017-06-05 2018-12-05 Sistemi Sospensioni Spa Ammortizzatore idraulico per sospensione di veicolo provvisto di tampone idraulico operante durante la corsa di compressione dell'ammortizzatore.
JP6291120B1 (ja) * 2017-08-29 2018-03-14 株式会社ショーワ 油圧緩衝器
US10746252B2 (en) * 2017-11-27 2020-08-18 Beijingwest Industries Co., Ltd. Shock absorber with hydraulic compression stop valve
US10670107B2 (en) * 2017-12-15 2020-06-02 Beijingwest Industries Co., Ltd. Hydraulic damper with a hydraulic compression stop assembly
IT201800003215A1 (it) * 2018-03-02 2019-09-02 Sistemi Sospensioni Spa Ammortizzatore idraulico, particolarmente per sospensione di veicolo, con doppia valvola di compressione.
US10603974B2 (en) * 2018-04-24 2020-03-31 Beijingwest Industries Co., Ltd. Hydraulic damper with a hydraulic stop arrangement
IT201800010763A1 (it) * 2018-12-03 2020-06-03 Sistemi Sospensioni Spa Ammortizzatore idraulico, particolarmente per sospensione di veicolo, con tampone idraulico operante durante la corsa di compressione dell'ammortizzatore e con dispositivo di regolazione per regolare il comportamento del tampone idraulico in funzione del carico del veicolo.
US10876591B2 (en) * 2019-02-13 2020-12-29 Tenneco Automotive Operating Company Inc. Damper hydraulic compression stop cup
WO2020231972A1 (fr) 2019-05-13 2020-11-19 Tenneco Automotive Operating Company Inc. Butée de compression hydraulique avec piston sollicité
US11047445B2 (en) * 2019-07-18 2021-06-29 Tenneco Automotive Operating Company Inc. Damper with dual pistons
US11181161B2 (en) 2019-09-23 2021-11-23 DRiV Automotive Inc. Shock absorber base valve assembly
US11187298B2 (en) * 2019-11-01 2021-11-30 DRiV Automotive Inc. Extension assembly for damper
ES2832888B2 (es) * 2019-12-11 2022-04-07 Kyb Europe Gmbh Sucursal En Navarra Dispositivo de control hidraulico de carga variable
CN112483576B (zh) 2019-12-27 2022-04-22 北京京西重工有限公司 液压阻尼器组件
CN111043221B (zh) * 2020-01-06 2021-06-15 北京京西重工有限公司 阻尼器组件
CN112377553B (zh) * 2020-02-25 2022-03-29 北京京西重工有限公司 阻尼器组件和用于其的壳体
CN111765194B (zh) 2020-06-24 2021-12-07 北京京西重工有限公司 液压阻尼器组件
US11577575B2 (en) * 2020-08-31 2023-02-14 Afco Performance Group, Llc Adjustable hydraulic suspension damper
CN112161015B (zh) * 2020-10-28 2022-05-06 北京京西重工有限公司 液压阻尼器组件和用于液压阻尼器组件的附加活塞
JP2022133520A (ja) * 2021-03-02 2022-09-14 本田技研工業株式会社 サスペンション装置
US20220341481A1 (en) * 2021-04-22 2022-10-27 DRiV Automotive Inc. Hydraulic Rebound Stop Pressure Relief System
DE102021211468B3 (de) 2021-10-12 2022-09-29 Zf Friedrichshafen Ag Schwingungsdämpfer mit einem hydraulischen Druckanschlag

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US3175645A (en) 1962-09-13 1965-03-30 Stabilus Ind Handels Gmbh Shock absorber with primary and secondary damping chambers
DE1530712A1 (de) * 1963-08-20 1969-04-10 Fichtel & Sachs Ag Hydropneumatische Federung mit selbsttaetiger Hoehenregulierung fuer Kraftfahrzeuge
GB2191843B (en) * 1986-06-12 1989-12-20 Hollingsworth Uk Ltd Vibration damper
DE4407264A1 (de) * 1994-01-26 1995-04-20 Fichtel & Sachs Ag Schwingungsdämpfer mit hydraulischem Druckanschlag
US7699146B1 (en) * 2006-04-02 2010-04-20 Fox Factory, Inc. Suspension damper having inertia valve and user adjustable pressure-relief
US7565956B2 (en) * 2006-07-25 2009-07-28 Chung-Chia Lee Shock absorber with a damping device
DE102007009011B4 (de) * 2007-02-23 2009-06-10 Zf Friedrichshafen Ag Kolben für ein Kolben-Zylinder-Aggregat
EP2511563A4 (fr) * 2009-12-11 2017-12-13 KYB Corporation Dispositif amortisseur de chocs
DE102010020524A1 (de) * 2010-05-14 2011-11-17 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Restdruckhalteventil und Federbein
KR101288612B1 (ko) * 2011-07-21 2013-07-22 주식회사 만도 쇽업소버의 밸브 구조
NL2007530C2 (nl) * 2011-10-04 2013-04-08 Koni Bv Frequentie-afhankelijke demper.
KR102092692B1 (ko) * 2011-10-28 2020-03-25 소프트휠 리미티드 서스펜션 시스템을 갖는 휠 및 서스펜션 시스템을 갖는 중심집중 유닛
DE102011089140B3 (de) * 2011-12-20 2013-03-28 Zf Friedrichshafen Ag Schwingungsdämpfer mit einem hydraulischen Endanschlag
KR101594211B1 (ko) * 2012-08-14 2016-02-15 주식회사 만도 쇽 업소버의 밸브 조립체
MX2015005855A (es) * 2013-04-10 2016-02-25 Magneti Marelli Cofap Fabricadora De Peças Ltda Amortiguador hidraulico para sistema de suspension y respectivo tope hidraulico mejorado.
CN103953676B (zh) * 2014-05-14 2015-10-21 北京京西重工有限公司 具有液压止挡结构的液压阻尼器及其制造方法
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EP3295051B1 (fr) 2015-03-16 2020-01-15 Sistemi Sospensioni S.p.A. Élément d'arrêt de compression hydraulique pour un amortisseur de choc hydraulique pour suspension de véhicule

Also Published As

Publication number Publication date
US20180119770A1 (en) 2018-05-03
US10208830B2 (en) 2019-02-19
ITUB20151830A1 (it) 2017-01-02
BR112017026873A2 (pt) 2018-08-14
WO2017001675A1 (fr) 2017-01-05
CN107771255A (zh) 2018-03-06
EP3265691A1 (fr) 2018-01-10

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