CH345803A - Dispositif niveleur automatique pour suspension hydraulique ou pneumatique de véhicule - Google Patents

Dispositif niveleur automatique pour suspension hydraulique ou pneumatique de véhicule

Info

Publication number
CH345803A
CH345803A CH345803DA CH345803A CH 345803 A CH345803 A CH 345803A CH 345803D A CH345803D A CH 345803DA CH 345803 A CH345803 A CH 345803A
Authority
CH
Switzerland
Prior art keywords
hydraulic
leveling device
vehicle suspension
pneumatic vehicle
automatic leveling
Prior art date
Application number
Other languages
English (en)
Inventor
Alfieri Giuseppe
Original Assignee
Italiana Magneti Marelli Socie
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 Italiana Magneti Marelli Socie filed Critical Italiana Magneti Marelli Socie
Publication of CH345803A publication Critical patent/CH345803A/fr

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
    • B60G17/02—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
    • B60G17/0523—Regulating distributors or valves for pneumatic springs
    • B60G17/0525—Height adjusting or levelling valves
    • 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
    • B60G2500/202—Height or leveling valve for air-springs
    • B60G2500/2022—Height or leveling valve for air-springs with valve seat actuation for selectively adjusting neutral height
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S267/00—Spring devices
    • Y10S267/01—Constant height
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86919—Sequentially closing and opening alternately seating flow controllers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87056—With selective motion for plural valve actuator
    • Y10T137/87064—Oppositely movable cam surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
CH345803D 1957-03-05 1958-01-24 Dispositif niveleur automatique pour suspension hydraulique ou pneumatique de véhicule CH345803A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT345803X 1957-03-05

Publications (1)

Publication Number Publication Date
CH345803A true CH345803A (fr) 1960-04-15

Family

ID=11239698

Family Applications (1)

Application Number Title Priority Date Filing Date
CH345803D CH345803A (fr) 1957-03-05 1958-01-24 Dispositif niveleur automatique pour suspension hydraulique ou pneumatique de véhicule

Country Status (5)

Country Link
US (1) US3036596A (fr)
BE (1) BE564123A (fr)
CH (1) CH345803A (fr)
FR (1) FR1190420A (fr)
GB (1) GB845568A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3044495A (en) * 1958-05-19 1962-07-17 Magneti Marelli Spa Load levelling device for a pneumatic suspension, particularly for a motor vehicle
US3234960A (en) * 1962-02-16 1966-02-15 Grove Valve & Regulator Co Control means for controlling the loading pressure of a pressure regulator
US4699355A (en) * 1984-11-01 1987-10-13 Koomey, Inc. Fail-safe fluid piloted valve positioner with hydromechanical position lock
US5375819A (en) * 1992-11-10 1994-12-27 Nai Neway, Inc. Dual in-line height control valve assembly
US5787932A (en) * 1992-11-10 1998-08-04 Nai Neway, Inc. Bypass tube for time delay height control valve
US6089551A (en) * 1998-02-10 2000-07-18 Crowe Manufacturing Services, Inc. Height control valve with integral dump device
US6742542B1 (en) * 1999-09-16 2004-06-01 Alfmeier Prazision Ag Baugruppen Multiport valve
KR100471811B1 (ko) * 2001-12-14 2005-03-08 현대자동차주식회사 자동차의 가변형 레벨링 밸브 장치

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1588658A (en) * 1924-04-09 1926-06-15 Niels A Christensen Control for air brakes
US2054183A (en) * 1930-08-18 1936-09-15 Koppers Co Delaware Contrivance for reversing the direction taken by gas of regenerative coke ovens
GB587753A (en) * 1945-01-15 1947-05-05 Alfred Bullows & Sons Ltd Improvements relating to pressure fluid controlling valves
US2670201A (en) * 1948-01-29 1954-02-23 Gen Motors Corp Control mechanism
US2646072A (en) * 1950-04-20 1953-07-21 Worthington Corp Selector valve for water treating apparatus
US2881799A (en) * 1956-01-05 1959-04-14 Gen Motors Corp Two-way height control overrule for air suspended vehicle

Also Published As

Publication number Publication date
US3036596A (en) 1962-05-29
GB845568A (en) 1960-08-24
FR1190420A (fr) 1959-10-12
BE564123A (fr) 1900-01-01

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