CA1009682A - Fluid suspension system - Google Patents

Fluid suspension system

Info

Publication number
CA1009682A
CA1009682A CA176,187A CA176187A CA1009682A CA 1009682 A CA1009682 A CA 1009682A CA 176187 A CA176187 A CA 176187A CA 1009682 A CA1009682 A CA 1009682A
Authority
CA
Canada
Prior art keywords
suspension system
fluid suspension
fluid
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
Application number
CA176,187A
Other versions
CA176187S (en
Inventor
Orcenith D. Mcwilliams
Roger A. Rice
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor 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
Application filed by Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Priority to CA238,351A priority Critical patent/CA998913A/en
Priority to CA257,065A priority patent/CA1009544A/en
Application granted granted Critical
Publication of CA1009682A publication Critical patent/CA1009682A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D53/00—Tractor-trailer combinations; Road trains
    • B62D53/02—Tractor-trailer combinations; Road trains comprising a uniaxle tractor unit and a uniaxle trailer unit
    • B62D53/021—Tractor-trailer combinations; Road trains comprising a uniaxle tractor unit and a uniaxle trailer unit comprising a universal coupling joint
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2544—Supply and exhaust type
    • 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
    • Y10T137/86485—Line condition change responsive release of valve
    • 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
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/86702—With internal flow passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
CA176,187A 1972-09-05 1973-07-11 Fluid suspension system Expired CA1009682A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA238,351A CA998913A (en) 1972-09-05 1975-10-27 Hydraulic control valve
CA257,065A CA1009544A (en) 1972-09-05 1976-07-15 Fluid suspension system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28602572A 1972-09-05 1972-09-05

Publications (1)

Publication Number Publication Date
CA1009682A true CA1009682A (en) 1977-05-03

Family

ID=23096723

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,187A Expired CA1009682A (en) 1972-09-05 1973-07-11 Fluid suspension system

Country Status (3)

Country Link
US (1) US3797140A (en)
CA (1) CA1009682A (en)
GB (2) GB1451329A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50125418A (en) * 1974-03-19 1975-10-02
US3947981A (en) * 1974-12-09 1976-04-06 International Harvester Company Scraper bowl with hydraulic safety lock
US4079923A (en) * 1976-09-16 1978-03-21 The United States Of America As Represented By The Secretary Of The Army Vehicle suspension employing a liquid spring
DE3212286C2 (en) * 1982-04-02 1984-01-12 Integral Hydraulik & Co, 4000 Düsseldorf Lockable hydro-pneumatic suspension for axles with different loads
CS247736B1 (en) * 1984-04-05 1987-01-15 Oldrich Krejcir Elastic seating of centrifuge's frame on subsoil
US5778569A (en) * 1995-04-02 1998-07-14 Karl Schaeff Gmbh & Co. Multi-purpose construction vehicle with at least two subframes and a self-aligning bearing between the subframes
US6669217B2 (en) * 2001-05-17 2003-12-30 Hadley Products Anti-roll suspension valve body
US10697514B2 (en) * 2010-01-20 2020-06-30 Fox Factory, Inc. Remotely operated bypass for a suspension damper
US8683720B2 (en) 2011-06-27 2014-04-01 Caterpillar Inc. Hydraulic suspension hitch system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2974946A (en) * 1957-01-17 1961-03-14 Tuczek Franz Emil Pneumatic spring structures
US2965372A (en) * 1958-07-08 1960-12-20 Wright Barry Corp Pneumatic isolator
US3135529A (en) * 1960-12-29 1964-06-02 Clark Equipment Co Anti-bouncing vehicle
US3118686A (en) * 1960-12-29 1964-01-21 Clark Equipment Co Bounce retarding vehicle suspension
US3177599A (en) * 1962-09-28 1965-04-13 Gen Motors Corp Pilot operated hydraulic control system for scrapers
US3321216A (en) * 1963-12-23 1967-05-23 Caterpillar Tractor Co Method and apparatus for controlling bounce in tractor-trailer combinations
US3311389A (en) * 1965-06-07 1967-03-28 Caterpillar Tractor Co System for control of pitch and bounce in tractor-trailer combinations
US3450418A (en) * 1966-11-21 1969-06-17 Caterpillar Tractor Co Means to provide temporary firm support for a resiliently supported earthmoving machine
US3449845A (en) * 1966-12-15 1969-06-17 Caterpillar Tractor Co Earthmoving scraper bowl suspension with safety features
US3618984A (en) * 1969-07-28 1971-11-09 Caterpillar Tractor Co Pilot selector valve for simultaneously controlling separate fluid circuits
US3689103A (en) * 1970-11-27 1972-09-05 Pneumo Dynamics Corp Variable height vehicle suspension

Also Published As

Publication number Publication date
US3797140A (en) 1974-03-19
GB1451330A (en) 1976-09-29
GB1451329A (en) 1976-09-29

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