BR9401438A - Amortecedor de vibrações com atuação seletiva de frequência - Google Patents

Amortecedor de vibrações com atuação seletiva de frequência

Info

Publication number
BR9401438A
BR9401438A BR9401438A BR9401438A BR9401438A BR 9401438 A BR9401438 A BR 9401438A BR 9401438 A BR9401438 A BR 9401438A BR 9401438 A BR9401438 A BR 9401438A BR 9401438 A BR9401438 A BR 9401438A
Authority
BR
Brazil
Prior art keywords
vibration damper
frequency selective
selective actuation
actuation
frequency
Prior art date
Application number
BR9401438A
Other languages
English (en)
Inventor
Walter Schalles
Heinz Knecht
Joachim Lenze
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 BR9401438A publication Critical patent/BR9401438A/pt

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)
  • Noise Elimination (AREA)
  • General Induction Heating (AREA)
  • Lock And Its Accessories (AREA)
BR9401438A 1993-04-08 1994-04-07 Amortecedor de vibrações com atuação seletiva de frequência BR9401438A (pt)

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 (1)

Publication Number Publication Date
BR9401438A true BR9401438A (pt) 1995-01-10

Family

ID=25924764

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9401438A BR9401438A (pt) 1993-04-08 1994-04-07 Amortecedor de vibrações com atuação seletiva de frequência

Country Status (7)

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

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PL193377B1 (pl) * 1998-12-18 2007-02-28 Richard Bugaj Amortyzator i zespół amortyzatorów
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
US20050046137A1 (en) * 2003-08-28 2005-03-03 Fima Dreff Hydraulic suspension device and system for controlling wheel hop
US7484743B2 (en) * 2003-08-28 2009-02-03 Iq Isolation Quality, Inc. Hydraulic damper integrated into steering rack for attenuating steering nibble
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
KR101177434B1 (ko) * 2005-11-28 2012-08-27 로드코포레이션 축방향 하중을 지지하는 격리식 축방향 지지 버팀대 및 축방향 지지 버팀대 격리기
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
WO2016148582A1 (en) 2015-03-15 2016-09-22 Holmes Solutions Limited Partnership A fluid circuit device
KR102484148B1 (ko) * 2015-06-03 2023-01-03 클리어모션, 아이엔씨. 차체 모션 및 승객 경험을 제어하기 위한 방법 및 시스템
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
US20220355637A1 (en) * 2021-05-04 2022-11-10 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
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FR2599309B1 (fr) * 1986-05-30 1990-07-20 Renault Vehicules Ind Train avant de suspension pour vehicule automobile
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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
ES2067805T3 (es) * 1990-06-18 1995-04-01 Metzeler Gimetall Ag Unidad amortiguadora, para sistemas de suspension de ruedas en vehiculos automoviles.
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
ITMI940575A1 (it) 1995-09-25
JP3074434B2 (ja) 2000-08-07
ES2115434A1 (es) 1998-06-16
FR2703744A1 (fr) 1994-10-14
ITMI940575A0 (it) 1994-03-25
US5477947A (en) 1995-12-26
JPH06307485A (ja) 1994-11-01
IT1271171B (it) 1997-05-27
FR2703744B1 (fr) 1997-04-18
ES2115434B1 (es) 1999-01-16
CN1078145C (zh) 2002-01-23
CN1098174A (zh) 1995-02-01

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Legal Events

Date Code Title Description
EE Request for examination
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
TC Change of name
TE Change of address
TC Change of name
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 13A,14A,15A E 16A ANUIDADES.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO DESPACHO 24.3 NA RPI 2066 DE 10/08/2010, E COMPROVAR O RECOLHIMENTO DA 17A,18A E 19A ANUIDADES.