GB2343932B - Active suspension system - Google Patents

Active suspension system

Info

Publication number
GB2343932B
GB2343932B GB0007905A GB0007905A GB2343932B GB 2343932 B GB2343932 B GB 2343932B GB 0007905 A GB0007905 A GB 0007905A GB 0007905 A GB0007905 A GB 0007905A GB 2343932 B GB2343932 B GB 2343932B
Authority
GB
United Kingdom
Prior art keywords
suspension system
active suspension
active
suspension
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
GB0007905A
Other versions
GB0007905D0 (en
GB2343932A (en
Inventor
Koenraad Reybrouk
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.)
Tenneco Automotive Inc
Original Assignee
Monroe Auto Equipment Co
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 US08/595,949 external-priority patent/US5682980A/en
Application filed by Monroe Auto Equipment Co filed Critical Monroe Auto Equipment Co
Publication of GB0007905D0 publication Critical patent/GB0007905D0/en
Publication of GB2343932A publication Critical patent/GB2343932A/en
Application granted granted Critical
Publication of GB2343932B publication Critical patent/GB2343932B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F16F9/10—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
    • 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
    • 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
    • B60G2202/30—Spring/Damper and/or actuator Units
    • B60G2202/32—The spring being in series with the damper and/or actuator
    • B60G2202/322—The spring being in series with the damper and/or actuator the damper being controllable
    • 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
    • B60G2202/413—Hydraulic actuator
    • 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
    • B60G2202/416—Fluid actuator using a pump, e.g. in the line connecting the lower chamber to the upper chamber of the actuator

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vehicle Body Suspensions (AREA)
GB0007905A 1996-02-06 1997-02-04 Active suspension system Expired - Fee Related GB2343932B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/595,949 US5682980A (en) 1996-02-06 1996-02-06 Active suspension system
GB9702206A GB2310024B (en) 1996-02-06 1997-02-04 active suspension system

Publications (3)

Publication Number Publication Date
GB0007905D0 GB0007905D0 (en) 2000-05-17
GB2343932A GB2343932A (en) 2000-05-24
GB2343932B true GB2343932B (en) 2000-08-02

Family

ID=26310924

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0007905A Expired - Fee Related GB2343932B (en) 1996-02-06 1997-02-04 Active suspension system
GB0007902A Expired - Fee Related GB2343931B (en) 1996-02-06 1997-02-04 Active suspension system

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0007902A Expired - Fee Related GB2343931B (en) 1996-02-06 1997-02-04 Active suspension system

Country Status (1)

Country Link
GB (2) GB2343932B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6467748B1 (en) * 2000-09-05 2002-10-22 Deere & Company Hydraulic circuit for active suspension system
US7386378B2 (en) * 2003-09-11 2008-06-10 Tenneco Automotive Operating Company, Inc. Linear control of an automobile suspension

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992035A (en) * 1975-06-20 1976-11-16 Caterpillar Tractor Co. Combination hydraulic and mechanical suspension system
EP0371709A1 (en) * 1988-11-28 1990-06-06 Group Lotus Limited A vehicle suspension device
US5219152A (en) * 1990-06-13 1993-06-15 Messier-Bugatti Adjustable-stroke spring and shock absorber device
US5222759A (en) * 1990-02-27 1993-06-29 Robert Bosch Gmbh Apparatus for active control of body motions in motor vehicles

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992035A (en) * 1975-06-20 1976-11-16 Caterpillar Tractor Co. Combination hydraulic and mechanical suspension system
EP0371709A1 (en) * 1988-11-28 1990-06-06 Group Lotus Limited A vehicle suspension device
US5222759A (en) * 1990-02-27 1993-06-29 Robert Bosch Gmbh Apparatus for active control of body motions in motor vehicles
US5219152A (en) * 1990-06-13 1993-06-15 Messier-Bugatti Adjustable-stroke spring and shock absorber device

Also Published As

Publication number Publication date
GB2343931A (en) 2000-05-24
GB2343931B (en) 2000-08-09
GB0007905D0 (en) 2000-05-17
GB2343932A (en) 2000-05-24
GB0007902D0 (en) 2000-05-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020204