CA1028925A - Regulateur de pression differentielle pour commande de boite de vitesses hydrostatique - Google Patents

Regulateur de pression differentielle pour commande de boite de vitesses hydrostatique

Info

Publication number
CA1028925A
CA1028925A CA230,011A CA230011A CA1028925A CA 1028925 A CA1028925 A CA 1028925A CA 230011 A CA230011 A CA 230011A CA 1028925 A CA1028925 A CA 1028925A
Authority
CA
Canada
Prior art keywords
control system
differential pressure
transmission control
pressure regulator
regulator valve
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
CA230,011A
Other languages
English (en)
Inventor
Jon R. Patton
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.)
Doosan Bobcat North America Inc
Original Assignee
Clark 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
Application filed by Clark Equipment Co filed Critical Clark Equipment Co
Application granted granted Critical
Publication of CA1028925A publication Critical patent/CA1028925A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07572—Propulsion arrangements
    • 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
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements
    • 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
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements
    • F16H61/465—Automatic regulation in accordance with output requirements for achieving a target input speed
    • 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
    • Y10T137/2554—Reversing or 4-way valve systems
    • 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
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2605—Pressure responsive
    • Y10T137/2607—With pressure reducing inlet 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7782—With manual or external control for line valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Control Of Fluid Gearings (AREA)
  • Gear-Shifting Mechanisms (AREA)
CA230,011A 1975-04-14 1975-06-24 Regulateur de pression differentielle pour commande de boite de vitesses hydrostatique Expired CA1028925A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/567,680 US3977424A (en) 1975-04-14 1975-04-14 Differential pressure regulator valve for a hydrostatic transmission control system

Publications (1)

Publication Number Publication Date
CA1028925A true CA1028925A (fr) 1978-04-04

Family

ID=24268190

Family Applications (1)

Application Number Title Priority Date Filing Date
CA230,011A Expired CA1028925A (fr) 1975-04-14 1975-06-24 Regulateur de pression differentielle pour commande de boite de vitesses hydrostatique

Country Status (7)

Country Link
US (1) US3977424A (fr)
JP (1) JPS51128027A (fr)
BR (1) BR7505455A (fr)
CA (1) CA1028925A (fr)
DE (1) DE2529216A1 (fr)
FR (1) FR2308037A1 (fr)
GB (1) GB1467759A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2823559A1 (de) * 1978-05-30 1979-12-06 Linde Ag Steuer- und regeleinrichtung fuer ein hydrostatisches getriebe
DE3120278C2 (de) * 1981-05-21 1983-03-24 Hydromatik Gmbh, 7900 Ulm "Steuereinrichtung für ein von einer Antriebsmaschine angetriebenes hydrostatisches Getriebe"
SE461391B (sv) * 1987-10-28 1990-02-12 Bt Ind Ab Hydraulisk lyftanordning
JPH0377855U (fr) * 1989-08-29 1991-08-06
JPH04140573A (ja) * 1990-09-28 1992-05-14 Kubota Corp 作業車
US6694819B1 (en) * 1999-04-23 2004-02-24 Gammon Technical Products, Inc. Pressure gauge with automatically operated pressure relief valve
US7014428B2 (en) * 2002-12-23 2006-03-21 Visteon Global Technologies, Inc. Controls for variable displacement compressor
WO2009108654A2 (fr) * 2008-02-25 2009-09-03 Clemson University Système de pompe à pression différentielle
CN101863433B (zh) * 2010-05-20 2012-08-08 谷维才 双静压马达驱动的全液压传动叉车
CN103660928B (zh) * 2013-12-27 2016-09-21 阜阳市兴华机械装备有限公司 自主热交换并联闭式叉车静压驱动系统
CN104179744A (zh) * 2014-08-06 2014-12-03 浙江海宏液压科技股份有限公司 液压驻车阀
US9582007B2 (en) 2014-08-21 2017-02-28 Louis P. Vickio, Jr. Pressure regulator
DE102017131133B4 (de) 2017-12-22 2019-08-14 Hubtex Maschinenbau Gmbh & Co. Kg Betriebsverfahren eines personengesteuerten Flurförderzeugs und Flurförderzeug
CN108561352B (zh) * 2018-04-09 2020-02-25 广西柳工机械股份有限公司 充液阀及矿用自卸车液压系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US28113A (en) * 1860-05-01 thompson
GB974907A (en) * 1962-05-31 1964-11-11 Davy & United Eng Co Ltd Fluid regulating valves
US3143127A (en) * 1962-11-07 1964-08-04 Clark Equipment Co Regulating valve
US3339672A (en) * 1965-11-29 1967-09-05 Hyster Co Transmission control system

Also Published As

Publication number Publication date
GB1467759A (en) 1977-03-23
AU8244875A (en) 1977-01-06
FR2308037A1 (fr) 1976-11-12
FR2308037B1 (fr) 1979-10-05
JPS51128027A (en) 1976-11-08
BR7505455A (pt) 1977-03-15
DE2529216A1 (de) 1976-10-28
US3977424A (en) 1976-08-31

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