GB2272499B - An air spring unit - Google Patents

An air spring unit

Info

Publication number
GB2272499B
GB2272499B GB9322938A GB9322938A GB2272499B GB 2272499 B GB2272499 B GB 2272499B GB 9322938 A GB9322938 A GB 9322938A GB 9322938 A GB9322938 A GB 9322938A GB 2272499 B GB2272499 B GB 2272499B
Authority
GB
United Kingdom
Prior art keywords
air spring
spring unit
unit
air
spring
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.)
Expired - Fee Related
Application number
GB9322938A
Other versions
GB9322938D0 (en
GB2272499A (en
Inventor
Emanuel Groll
Jochen Horwath
Hans-Christian Pflug
Klaus Russ
Dieter Ziegler
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.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
Mercedes Benz 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
Application filed by Daimler Benz AG, Mercedes Benz AG filed Critical Daimler Benz AG
Publication of GB9322938D0 publication Critical patent/GB9322938D0/en
Publication of GB2272499A publication Critical patent/GB2272499A/en
Application granted granted Critical
Publication of GB2272499B publication Critical patent/GB2272499B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B60G17/015—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 the regulating means comprising electric or electronic elements
    • B60G17/0152—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 the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit
    • B60G17/0155—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 the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit pneumatic unit
    • 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
    • B60G11/30—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs having pressure fluid accumulator therefor, e.g. accumulator arranged in vehicle frame
    • 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
    • F16F9/049—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
    • 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
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/40—Type of actuator
    • B60G2202/41—Fluid actuator
    • B60G2202/412—Pneumatic actuator
    • 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
GB9322938A 1992-11-17 1993-11-08 An air spring unit Expired - Fee Related GB2272499B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4238790A DE4238790C2 (en) 1992-11-17 1992-11-17 Air suspension unit

Publications (3)

Publication Number Publication Date
GB9322938D0 GB9322938D0 (en) 1994-01-05
GB2272499A GB2272499A (en) 1994-05-18
GB2272499B true GB2272499B (en) 1995-11-15

Family

ID=6473108

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9322938A Expired - Fee Related GB2272499B (en) 1992-11-17 1993-11-08 An air spring unit

Country Status (4)

Country Link
DE (1) DE4238790C2 (en)
FR (1) FR2698143B1 (en)
GB (1) GB2272499B (en)
IT (1) IT1262428B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608617A1 (en) * 1996-03-06 1997-09-11 Linke Hofmann Busch Procedure for improving driving comfort
DE19651673A1 (en) * 1996-12-12 1998-06-18 Wabco Gmbh Spring device for a vehicle working with pressure medium
DE19710399C2 (en) * 1997-03-13 1999-05-20 Continental Ag Arrangement with an air spring and an additional volume
SE513416C2 (en) * 1997-12-18 2000-09-11 Volvo Lastvagnar Ab Procedure for raising and lowering a vehicle chassis
DE10336342B4 (en) * 2003-08-08 2016-04-28 Bayerische Motoren Werke Aktiengesellschaft Air suspension system for a vehicle chassis
DE10348952B4 (en) * 2003-10-18 2013-05-23 Bayerische Motoren Werke Aktiengesellschaft Vehicle with air suspension and an axle carrier
DE102005060581B4 (en) * 2005-12-17 2015-09-24 Continental Teves Ag & Co. Ohg Air spring and damper unit with pilot operated main valve
DE102012214569B3 (en) * 2012-08-16 2013-10-31 Ford Global Technologies, Llc Self-pumping air spring- and damper unit for height adjustment of vehicle body relative to wheel suspension of vehicle, has connecting valve and throttle valve, particularly switchable valves, where working space is aerated to atmosphere
DE102016112307A1 (en) * 2016-07-05 2018-01-11 Progress-Werk Oberkirch Aktiengesellschaft Method for producing a pressure vessel and such a pressure vessel

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB833110A (en) * 1956-12-27 1960-04-21 Westinghouse Electric Corp Improvements in or relating to vehicle stabilising systems
EP0474171A1 (en) * 1990-09-07 1992-03-11 Iveco Magirus Aktiengesellschaft Multi-level air spring, particularly for the pneumaticcaly suspended axle of a commercial vehicle

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1081780B (en) * 1956-04-19 1960-05-12 Wilhelm Herm Mueller & Co K G Air suspension for vehicles
DE1094785B (en) * 1957-08-28 1960-12-15 Knorr Bremse Gmbh Pressure safety device, especially for the air suspension of rail vehicles
FR1277895A (en) * 1960-01-26 1961-12-01 Dewandre Co Ltd C Air suspension system for vehicles
GB1026167A (en) * 1961-10-25 1966-04-14 Bridgestone Tire Co Ltd Gas suspension device for a vehicle with variable throttling means
DE1144127B (en) * 1961-12-09 1963-02-21 Daimler Benz Ag Air suspension for vehicles
DE1530632A1 (en) * 1965-11-04 1970-03-12 Daimler Benz Ag Pneumatic or hydropneumatic suspension for vehicles, in particular for vehicles for passenger transport
JPS6099107U (en) * 1983-12-14 1985-07-06 トヨタ自動車株式会社 air spring suspension
IT1178992B (en) * 1984-06-27 1987-09-16 Fiat Auto Spa VARIABLE STRENGTH PNEUMATIC SPRING PARTICULARLY FOR VEHICLE SUSPENSIONS
DE3544474A1 (en) * 1985-12-16 1987-06-19 Anton Ing Grad Pfeifer Vehicle shock absorber
GB8531465D0 (en) * 1985-12-20 1986-02-05 Rubery Owen Rockwell Ltd Trailers
JPS61180034A (en) * 1986-02-12 1986-08-12 Mitsubishi Motors Corp Spring constant adjustable type suspension
US4844428A (en) * 1987-03-31 1989-07-04 Aisin Seiki Kabushiki Kaisha Air spring assembly
DE4018712A1 (en) * 1990-06-12 1991-12-19 Bosch Gmbh Robert Air spring with variable stiffness for motor vehicle - has rigid-walled auxiliary air chamber surrounding main air chamber adjusted by level of liq. filling

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB833110A (en) * 1956-12-27 1960-04-21 Westinghouse Electric Corp Improvements in or relating to vehicle stabilising systems
EP0474171A1 (en) * 1990-09-07 1992-03-11 Iveco Magirus Aktiengesellschaft Multi-level air spring, particularly for the pneumaticcaly suspended axle of a commercial vehicle

Also Published As

Publication number Publication date
DE4238790A1 (en) 1994-05-19
IT1262428B (en) 1996-06-19
ITRM930743A1 (en) 1995-05-10
GB9322938D0 (en) 1994-01-05
FR2698143B1 (en) 1995-03-31
FR2698143A1 (en) 1994-05-20
GB2272499A (en) 1994-05-18
DE4238790C2 (en) 1996-07-25
ITRM930743A0 (en) 1993-11-10

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20011108