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ITMI940575A0 - Ammortizzatore operante selettivamente nella frequenza - Google Patents

Ammortizzatore operante selettivamente nella frequenza

Info

Publication number
ITMI940575A0
ITMI940575A0 ITMI940575A ITMI940575A ITMI940575A0 IT MI940575 A0 ITMI940575 A0 IT MI940575A0 IT MI940575 A ITMI940575 A IT MI940575A IT MI940575 A ITMI940575 A IT MI940575A IT MI940575 A0 ITMI940575 A0 IT MI940575A0
Authority
IT
Italy
Prior art keywords
frequency
damper operating
operating selectively
selectively
damper
Prior art date
Application number
ITMI940575A
Other languages
English (en)
Inventor
Schalles Walter
Knecht Heinz
Lenze Joachim
Original Assignee
Fichtel & Sachs Ag
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
Priority claimed from DE4327358A external-priority patent/DE4327358C2/de
Application filed by Fichtel & Sachs Ag filed Critical Fichtel & Sachs Ag
Publication of ITMI940575A0 publication Critical patent/ITMI940575A0/it
Publication of ITMI940575A1 publication Critical patent/ITMI940575A1/it
Application granted granted Critical
Publication of IT1271171B publication Critical patent/IT1271171B/it

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
    • 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
    • B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
    • B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
    • B60G17/0416—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics regulated by varying the resiliency of hydropneumatic suspensions
    • 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
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F16F9/08—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid where gas is in a chamber with a flexible wall
    • F16F9/096—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid where gas is in a chamber with a flexible wall comprising a hydropneumatic accumulator of the membrane type provided on the upper or the lower end of a damper or separately from or laterally on the damper
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Damping Devices (AREA)
  • Vehicle Body Suspensions (AREA)
  • Lock And Its Accessories (AREA)
  • Noise Elimination (AREA)
  • General Induction Heating (AREA)
ITMI940575A 1993-04-08 1994-03-25 Ammortizzatore operante selettivamente nella frequenza IT1271171B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4311567 1993-04-08
DE4327358A DE4327358C2 (de) 1993-04-08 1993-08-14 Frequenzselektiv wirkender Schwingungsdämpfer

Publications (3)

Publication Number Publication Date
ITMI940575A0 true ITMI940575A0 (it) 1994-03-25
ITMI940575A1 ITMI940575A1 (it) 1995-09-25
IT1271171B IT1271171B (it) 1997-05-27

Family

ID=25924764

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI940575A IT1271171B (it) 1993-04-08 1994-03-25 Ammortizzatore operante selettivamente nella frequenza

Country Status (7)

Country Link
US (1) US5477947A (it)
JP (1) JP3074434B2 (it)
CN (1) CN1078145C (it)
BR (1) BR9401438A (it)
ES (1) ES2115434B1 (it)
FR (1) FR2703744B1 (it)
IT (1) IT1271171B (it)

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US5957252A (en) * 1996-08-02 1999-09-28 Berthold; Brian D. Hydraulic suspension unit
DE19804288C1 (de) * 1998-02-04 1999-05-27 Daimler Chrysler Ag Federungssystem für ein Fahrzeug
US6102170A (en) * 1998-05-07 2000-08-15 Tenneco Automotive Inc. Passive anti-roll system
JP4592956B2 (ja) * 1998-12-18 2010-12-08 リチャード・ブガイ 緩衝装置
RU2151932C1 (ru) * 1999-07-26 2000-06-27 Горбулин Вячеслав Васильевич Способ гашения механических колебаний и пневмоамортизатор для его осуществления
US7878905B2 (en) 2000-02-22 2011-02-01 Creative Kingdoms, Llc Multi-layered interactive play experience
US6695104B2 (en) * 2000-12-27 2004-02-24 Osman Akad Reusable impact energy absorbing device
US20020121416A1 (en) * 2001-02-19 2002-09-05 Yohei Katayama Hydraulic cylinder apparatus
US20070066396A1 (en) 2002-04-05 2007-03-22 Denise Chapman Weston Retail methods for providing an interactive product to a consumer
US6755287B2 (en) * 2002-11-22 2004-06-29 Honeywell International Inc. Rotary shear damper
US7484743B2 (en) * 2003-08-28 2009-02-03 Iq Isolation Quality, Inc. Hydraulic damper integrated into steering rack for attenuating steering nibble
US20050046137A1 (en) * 2003-08-28 2005-03-03 Fima Dreff Hydraulic suspension device and system for controlling wheel hop
US20050173849A1 (en) * 2004-02-10 2005-08-11 Bart Vandewal Electronically controlled frequency dependent damping
US7055319B1 (en) * 2004-08-27 2006-06-06 Valentin Luca Piston and cylinder assembly with volume compensating system
GB2420395A (en) 2004-11-18 2006-05-24 Westland Helicopters Vibration damping apparatus for a helicopter rotor system
DE102005010205A1 (de) * 2005-03-05 2006-09-07 Zf Friedrichshafen Ag Hydropneumatische Federung mit lastabhängiger Dämpfungssteuerung
US8240641B2 (en) * 2005-11-28 2012-08-14 Lord Corporation Isolated axial support strut for supporting an axial load and axial support strut isolator
CN101125539A (zh) * 2006-08-14 2008-02-20 李正才 汽车受到撞击时的液压缓冲装置
JP4687729B2 (ja) 2008-03-04 2011-05-25 日本電気株式会社 キャッシュメモリ及びベクトル処理装置並びにベクトルデータ整列方法
ITPI20110052A1 (it) * 2011-05-03 2012-11-04 Giorgio Cuce Struttura di smorzatore idraulico
KR101351590B1 (ko) * 2012-03-13 2014-01-16 주식회사 만도 주파수 유닛 밸브
DE102012013462A1 (de) * 2012-07-09 2014-01-09 Zf Friedrichshafen Ag Energie rekuperierender Fluidschwingungsdämpfer
US9004466B2 (en) * 2013-02-04 2015-04-14 Bell Helicopter Textron Inc. Pneumatically augmented elastomeric damper for improved spring rate tuning
CN103115106B (zh) * 2013-03-08 2015-05-20 中国船舶重工集团公司第七○二研究所 机械式自适应隔振器
CN107532674B (zh) * 2015-03-15 2023-04-04 福尔摩斯解决方案合伙有限公司 流体回路装置
WO2016197068A1 (en) * 2015-06-03 2016-12-08 Levant Power Corporation Methods and systems for controlling vehicle body motion and occupant experience
CN105351285A (zh) * 2015-11-09 2016-02-24 西南交通大学 基于压电分流阻尼技术的液压管路流体脉动主被动一体化控制方法
CN108240409B (zh) * 2018-02-09 2024-01-19 河南理工大学 一种双膜片空气压缩减振器
US11001119B2 (en) 2018-08-09 2021-05-11 Ford Global Technologies, Llc Vehicle shock absorber
CN110469628B (zh) * 2019-08-26 2021-04-27 深圳信息职业技术学院 一种抗震阻尼器
US12030357B2 (en) * 2020-06-05 2024-07-09 Suspension Direct, Inc. Adjustable sensitivity controlling system for shock absorbers

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FR1055443A (fr) * 1952-05-05 1954-02-18 Amortisseur à liquide sous pression
GB872885A (en) * 1956-10-23 1961-07-12 Peter Donat Gill Improvements in shock-absorbing suspension means for vehicles and the like
DE1935341U (de) * 1962-02-28 1966-03-24 Hemscheidt Maschf Hermann Hydraulischer teleskopstossdaempfer fuer kraftfahrzeuge mit einem den daempferzylinder umgebenden ringfoermigen reserveraum fuer die daempfungsfluessigkeit.
US3149831A (en) * 1962-06-12 1964-09-22 Sferma Soc Fr D Entretien Et D Damped hydraulic suspension
FR1414764A (fr) * 1962-09-13 1965-10-22 Boge Gmbh Dispositif d'étanchéité pour pistons d'amortisseurs de suspension hydro-pneumatiques, régulateurs de niveau pour véhicules automobiles
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FR85116E (fr) * 1964-01-17 1965-06-18 Suspension à fluide pour véhicules ou autre utilisation ainsi que les véhicules munis de ces suspensions
DE1480229A1 (de) * 1965-11-19 1970-06-11 Heuer Dr Ing Dipl Ing Peter Jo Schwingungsdaempfer mit druckgasgefuelltem Federungsraum und Ausgleichsraum
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DE3044016A1 (de) * 1980-11-22 1982-06-24 Fichtel & Sachs Ag, 8720 Schweinfurt Pneumatisches oder hydropneumatisches aggregat
EP0052782B1 (de) * 1980-11-25 1986-05-28 Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 Federungssystem für Fahrzeuge
FR2556804B1 (fr) * 1983-12-14 1987-01-30 Applic Mach Motrices Element de suspension hydropneumatique de vehicule, notamment suspension oleopneumatique destinee a equiper des vehicules lourds, et suspension constituee de tels elements
IT1176302B (it) * 1984-06-25 1987-08-18 Pirelli Accumulatore di energia oleoelastico
SU1243964A1 (ru) * 1985-01-14 1986-07-15 Рижское Высшее Военно-Политическое Краснознаменное Училище Им.Бирюзова С.С. Активна пневмогидравлическа подвеска транспортного средства
JPS62106138A (ja) * 1985-10-30 1987-05-16 Honda Motor Co Ltd 周波数及びストロ−ク依存型ダンパ−
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JPH01188732A (ja) * 1988-01-21 1989-07-28 Nissan Motor Co Ltd 振動減衰装置
JPH0295919A (ja) * 1988-09-30 1990-04-06 Nissan Motor Co Ltd 車両用サスペンション
DE58902510D1 (de) * 1988-10-04 1992-11-26 Audi Ag Hydraulischer teleskop-stossdaempfer.
DE3902743C1 (en) * 1989-01-31 1990-07-26 Daimler-Benz Aktiengesellschaft, 7000 Stuttgart, De Active wheel or axle support
JPH03281418A (ja) * 1990-03-29 1991-12-12 Aisin Seiki Co Ltd 油空圧サスペンション
EP0462510B1 (de) * 1990-06-18 1995-01-11 Metzeler Gimetall Ag Dämpfungseinheit, für Radaufhängungssystem in Kraftfahrzeugen
US5094325A (en) * 1990-06-21 1992-03-10 Smith J Marlow Vehicle shock absorber assembly
DE4024966A1 (de) * 1990-08-07 1992-02-13 Bosch Gmbh Robert Vorrichtung zur daempfung von bewegungsablaeufen
DE4029596A1 (de) * 1990-09-19 1992-03-26 Teves Gmbh Alfred Frequenzabhaengig wirkender schwingungsdaempfer
DE4127917C2 (de) * 1991-08-23 2000-01-20 Stabilus Gmbh Federungseinrichtung
GB9119103D0 (en) * 1991-09-07 1991-10-23 Motor Ind Res Ass Suspension system
JPH1145443A (ja) * 1997-07-30 1999-02-16 Sanyo Electric Co Ltd 光ディスク、光ディスク再生装置及び光ディスク記録装置

Also Published As

Publication number Publication date
BR9401438A (pt) 1995-01-10
ES2115434B1 (es) 1999-01-16
ITMI940575A1 (it) 1995-09-25
JPH06307485A (ja) 1994-11-01
CN1078145C (zh) 2002-01-23
ES2115434A1 (es) 1998-06-16
FR2703744A1 (fr) 1994-10-14
IT1271171B (it) 1997-05-27
CN1098174A (zh) 1995-02-01
FR2703744B1 (fr) 1997-04-18
US5477947A (en) 1995-12-26
JP3074434B2 (ja) 2000-08-07

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970326