ES544557A0 - Perfeccionamientos en los muelles neumaticos, particularmen-te para suspensiones de vehiculos - Google Patents

Perfeccionamientos en los muelles neumaticos, particularmen-te para suspensiones de vehiculos

Info

Publication number
ES544557A0
ES544557A0 ES544557A ES544557A ES544557A0 ES 544557 A0 ES544557 A0 ES 544557A0 ES 544557 A ES544557 A ES 544557A ES 544557 A ES544557 A ES 544557A ES 544557 A0 ES544557 A0 ES 544557A0
Authority
ES
Spain
Prior art keywords
pneumatic springs
vehicle suspensions
suspensions
vehicle
pneumatic
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.)
Granted
Application number
ES544557A
Other languages
English (en)
Other versions
ES8608123A1 (es
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.)
Fiat Auto SpA
Original Assignee
Fiat Auto 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 Fiat Auto SpA filed Critical Fiat Auto SpA
Publication of ES544557A0 publication Critical patent/ES544557A0/es
Publication of ES8608123A1 publication Critical patent/ES8608123A1/es
Expired 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
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
    • F16F9/049—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall multi-chamber units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
    • B60G11/27—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs wherein the fluid is a gas
    • 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
    • B60G17/0432—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics regulated by varying the resiliency of hydropneumatic suspensions by varying the number of accumulators connected to the hydraulic cylinder
    • 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
    • B60G17/048—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics with the regulating means inside the fluid springs
    • B60G17/0485—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics with the regulating means inside the fluid springs the springs being pneumatic springs with a flexible wall, e.g. with levelling valves
    • 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
    • B60G17/052—Pneumatic spring characteristics
    • 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
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
    • F16F9/05—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall the flexible wall being of the rolling diaphragm type
    • 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
    • B60G2202/10—Type of spring
    • B60G2202/15—Fluid spring
    • B60G2202/152—Pneumatic spring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/10—Acceleration; Deceleration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/10—Acceleration; Deceleration
    • B60G2400/104—Acceleration; Deceleration lateral or transversal with regard to vehicle
    • 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
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/20—Spring action or springs
    • B60G2500/22—Spring constant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/22—Magnetic elements
    • B60G2600/26—Electromagnets; Solenoids
    • 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
    • B60G2800/24—Steering, cornering

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Damping Devices (AREA)
ES544557A 1984-06-27 1985-06-26 Perfeccionamientos en los muelles neumaticos, particularmen-te para suspensiones de vehiculos Expired ES8608123A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67658/84A IT1178992B (it) 1984-06-27 1984-06-27 Molla pneumatica a rigidezza variabile particolarmente per sospensioni di veicoli

Publications (2)

Publication Number Publication Date
ES544557A0 true ES544557A0 (es) 1986-06-16
ES8608123A1 ES8608123A1 (es) 1986-06-16

Family

ID=11304286

Family Applications (1)

Application Number Title Priority Date Filing Date
ES544557A Expired ES8608123A1 (es) 1984-06-27 1985-06-26 Perfeccionamientos en los muelles neumaticos, particularmen-te para suspensiones de vehiculos

Country Status (4)

Country Link
EP (1) EP0166702B1 (es)
DE (1) DE3574849D1 (es)
ES (1) ES8608123A1 (es)
IT (1) IT1178992B (es)

Families Citing this family (49)

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US4788747A (en) * 1986-12-19 1988-12-06 Avm, Inc. Counterbalance apparatus with transverse pneumatic spring and bellcrank linkage
DE3702266A1 (de) * 1987-01-27 1988-08-04 Bayerische Motoren Werke Ag Federelement fuer die radaufhaengung eines kraftfahrzeuges
GB8814761D0 (en) * 1988-06-22 1988-07-27 French M J Variable suspension spring
DE4018712A1 (de) * 1990-06-12 1991-12-19 Bosch Gmbh Robert Luftfeder mit umschaltbarer federsteifigkeit
DE4124516A1 (de) * 1990-09-07 1992-03-26 Iveco Magirus Mehrstufige luftfeder, insbesondere fuer eine luftgefederte fahrzeugachse eines nutzfahrzeuges
DE4033781C1 (es) * 1990-10-24 1992-01-30 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
DE4238790C2 (de) * 1992-11-17 1996-07-25 Daimler Benz Ag Luftfederaggregat
SE513416C2 (sv) * 1997-12-18 2000-09-11 Volvo Lastvagnar Ab Förfarande för höjning och sänkning av ett fordonschassi
JP3707294B2 (ja) * 1999-04-20 2005-10-19 東海ゴム工業株式会社 空気圧式能動型防振装置
DE19940198C1 (de) * 1999-08-25 2001-02-01 Continental Ag Verfahren zur Regelung eines Systems enthaltend eine Luftfeder und einen dazu parallel geschalteten regelbaren Stoßdämpfer
US6402128B1 (en) 2000-01-31 2002-06-11 The Goodyear Tire And Rubber Company Air spring with lateral restraint and axial control
US20080296814A1 (en) 2002-06-25 2008-12-04 Joseph Franklin Gas spring with travel control
US10941828B2 (en) 2002-06-25 2021-03-09 Fox Factory, Inc. Gas spring with travel control
US8464850B2 (en) 2006-11-16 2013-06-18 Fox Factory, Inc. Gas spring curve control in an adjustable-volume gas-pressurized device
US7703585B2 (en) 2002-06-25 2010-04-27 Fox Factory, Inc. Integrated and self-contained suspension assembly having an on-the-fly adjustable air spring
US7963509B2 (en) 2007-01-31 2011-06-21 Fox Factory, Inc. Travel control for a gas spring and gas spring having very short travel modes
US6883810B2 (en) * 2002-11-04 2005-04-26 Volvo Trucks North America, Inc. Air spring stiffness controller
ATE435380T1 (de) * 2003-04-03 2009-07-15 Freudenberg Carl Kg Luftfederanordnung
DE10336342B4 (de) * 2003-08-08 2016-04-28 Bayerische Motoren Werke Aktiengesellschaft Luftfedersystem für ein Fahrzeug-Fahrwerk
KR101068988B1 (ko) * 2005-03-29 2011-09-30 주식회사 만도 에어 서스펜션 및 전자제어 서스펜션 장치
DE102005054370B4 (de) * 2005-11-15 2013-08-14 Carl Freudenberg Kg Mehrstufige Luftfeder, insbesondere für Fahrzeuge
DE102007006034A1 (de) * 2007-02-07 2008-08-14 Daimler Ag Federungssystem und Verfahren zum Anpassen von Fahreigenschaften eines Fahrzeugs
US8186657B2 (en) 2007-09-06 2012-05-29 Firestone Industrial Products Company, Llc Air spring modular piston
DE102007050187B4 (de) 2007-10-04 2015-06-25 Daimler Ag Gasfedersystem mit Mehrkammer-Gasfedern
US8403115B2 (en) 2008-01-11 2013-03-26 Penske Racing Shocks Dual rate gas spring shock absorber
MX2013002232A (es) * 2010-09-10 2013-05-09 Hendrickson Usa Llc Amortiguador de aire para un vehiculo de trabajo pesado con caracteristicas de amortiguacion.
SE537362C2 (sv) * 2010-11-29 2015-04-14 Scania Cv Ab Luftfjäder, kolv och fordon
CN102330785A (zh) * 2011-07-12 2012-01-25 杨洁 一种充液调节静刚度和辅助气室减冲的复合空气弹簧
CN102392868A (zh) * 2011-07-17 2012-03-28 贺劼 一种内置螺旋弹簧加充液和辅助气室的复合空气弹簧
CN102384202A (zh) * 2011-07-17 2012-03-21 贺劼 一种由内置副气室上的节流孔调节动刚度的空气弹簧
WO2014060123A1 (de) * 2012-10-18 2014-04-24 Continental Teves Ag & Co. Ohg Luftfedermodul
DE102013203396C5 (de) * 2013-02-28 2021-08-05 Ford Global Technologies, Llc Rollbalg-Luftfeder
US9139061B2 (en) 2013-04-03 2015-09-22 Watson & Chalin Manufacturing, Inc. Vehicle suspension system with reservoir for air spring damping
CN103244597B (zh) * 2013-04-28 2014-12-31 江苏科技大学 四档容积可调空气弹簧及其控制方法
US10369855B2 (en) 2013-10-28 2019-08-06 Firestone Industrial Products Company, Llc Gas spring and gas damper assemblies, suspension systems and methods
WO2016168500A1 (en) * 2015-04-17 2016-10-20 Firestone Industrial Products Company, Llc End member assemblies as well as gas spring assemblies, suspension systems and methods
AU2016261625B2 (en) 2015-05-11 2019-01-03 Hendrickson Usa, L.L.C. Air spring with damping characteristics for heavy-duty vehicles
WO2017095864A1 (en) 2015-12-01 2017-06-08 Hendrickson Usa, L.L.C. Damping air spring with staged openings
WO2017147038A1 (en) * 2016-02-23 2017-08-31 Hendrickson Usa, L.L.C. Damping air spring with dynamically variable orifice
DE102016112307A1 (de) * 2016-07-05 2018-01-11 Progress-Werk Oberkirch Aktiengesellschaft Verfahren zum Herstellen eines Druckbehälters sowie derartiger Druckbehälter
CN106274339A (zh) * 2016-09-26 2017-01-04 郑州宇通客车股份有限公司 电控可通断式空气悬架系统、空气弹簧及附加气室
DE102017208065B4 (de) * 2017-05-12 2021-04-29 Contitech Luftfedersysteme Gmbh Luftfederung mit mehreren gedämpften Luftfederelementen
CN111306234B (zh) * 2018-12-11 2022-05-24 宇通客车股份有限公司 一种空气弹簧及车辆
CN111306233B (zh) * 2018-12-11 2022-06-07 宇通客车股份有限公司 一种空气弹簧及车辆
FR3090499B1 (fr) * 2018-12-21 2021-06-18 Psa Automobiles Sa Suspension pneumatique a deux modes de fonctionnement avec cellules d’air en cascade
FR3090500B1 (fr) * 2018-12-21 2021-06-11 Psa Automobiles Sa Suspension pneumatique a deux modes de fonctionnement avec cellules d’air en parallele
US20200207174A1 (en) * 2018-12-27 2020-07-02 Continental Automotive Systems Inc. Steady state attitude control using suspension with variable volume air springs
GB2617125A (en) * 2022-03-30 2023-10-04 Jaguar Land Rover Ltd Multi-chamber air spring control
CN116658556B (zh) * 2023-07-28 2023-12-12 宁波拓普底盘系统有限公司 一种多腔空气弹簧

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Publication number Priority date Publication date Assignee Title
DE1144127B (de) * 1961-12-09 1963-02-21 Daimler Benz Ag Luftfederung fuer Fahrzeuge
FR1377961A (fr) * 1962-11-27 1964-11-06 Toyo Tire & Rubber Co Amortisseur de vibrations de ressorts pneumatiques
DE2406835A1 (de) * 1974-02-13 1975-08-14 Gold Henning Dipl Ing Federungs- und daempfungsvorrichtung, insbesondere fuer fahrzeuge
EP0089794A3 (en) * 1982-03-19 1984-04-25 LUCAS INDUSTRIES public limited company Vehicle suspension systems
JPS59106308A (ja) * 1982-12-07 1984-06-20 Isuzu Motors Ltd 空気ばね式懸架装置

Also Published As

Publication number Publication date
EP0166702A2 (en) 1986-01-02
EP0166702A3 (en) 1987-04-15
ES8608123A1 (es) 1986-06-16
IT8467658A0 (it) 1984-06-27
DE3574849D1 (de) 1990-01-25
EP0166702B1 (en) 1989-12-20
IT1178992B (it) 1987-09-16
IT8467658A1 (it) 1985-12-27

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970612