CA1051750A - Hydraulic controller - Google Patents

Hydraulic controller

Info

Publication number
CA1051750A
CA1051750A CA273,459A CA273459A CA1051750A CA 1051750 A CA1051750 A CA 1051750A CA 273459 A CA273459 A CA 273459A CA 1051750 A CA1051750 A CA 1051750A
Authority
CA
Canada
Prior art keywords
fluid
pressure
pump
valve
fluid chamber
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
CA273,459A
Other languages
English (en)
French (fr)
Inventor
Kenneth K. Knapp
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.)
Eaton Corp
Original Assignee
Eaton Corp
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 Eaton Corp filed Critical Eaton Corp
Application granted granted Critical
Publication of CA1051750A publication Critical patent/CA1051750A/en
Expired 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
    • 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
    • F16H61/472—Automatic regulation in accordance with output requirements for achieving a target output torque
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/002—Hydraulic systems to change the pump delivery
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/08—Regulating by delivery pressure
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Fluid Gearings (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
CA273,459A 1976-07-02 1977-03-08 Hydraulic controller Expired CA1051750A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70179076A 1976-07-02 1976-07-02

Publications (1)

Publication Number Publication Date
CA1051750A true CA1051750A (en) 1979-04-03

Family

ID=24818690

Family Applications (1)

Application Number Title Priority Date Filing Date
CA273,459A Expired CA1051750A (en) 1976-07-02 1977-03-08 Hydraulic controller

Country Status (8)

Country Link
JP (1) JPS535365A (enrdf_load_stackoverflow)
AR (1) AR215008A1 (enrdf_load_stackoverflow)
BR (1) BR7702172A (enrdf_load_stackoverflow)
CA (1) CA1051750A (enrdf_load_stackoverflow)
DE (1) DE2719029A1 (enrdf_load_stackoverflow)
FR (1) FR2360773A1 (enrdf_load_stackoverflow)
GB (1) GB1582453A (enrdf_load_stackoverflow)
IT (1) IT1084662B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2827810C2 (de) * 1978-06-24 1983-03-17 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Automotive Steuerung für einen hydrostatischen Fahrantrieb
JPS6124939A (ja) * 1984-07-11 1986-02-03 Nippon Denso Co Ltd 自動車用冷暖房装置の気流制御弁及びその製造方法
DE3581539D1 (de) * 1985-08-17 1991-02-28 Vickers Systems Gmbh Antriebsdrehmoment-regeleinrichtung.
CA2260684C (en) 1998-02-06 2004-06-01 Robert D. Backer Pump enable system and method
DE102011011202B4 (de) * 2011-02-14 2013-03-14 Tecmara Gmbh Schutzvorrichtung zum Schutz einer Pumpe, insbesondere zum Schutz der in einem Strömungskreislauf, insbesondere innerhalb einer Anlage vorgesehenen Pumpe vor einer Überhitzung und/oder vor einem Leerlaufen bzw. zum Schutz der in der Anlage vorgesehenen verfahrenstechnischen Prozesseinrichtungen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1188948B (de) * 1960-07-16 1965-03-11 Metallwerk Glockerau G M B H Arbeitsfluessigkeitsmengen-Regeleinrichtung fuer hydrostatische Pumpen und Motoren
US3166891A (en) * 1963-07-08 1965-01-26 New York Air Brake Co Hydrostatic transmission
DE2004577A1 (de) * 1970-02-02 1971-08-12 Fa Constantin Rauch, 7900 Ulm Einrichtung zur Regelung der Forder menge verstellbarer Axialkolbenpumpen
DE2062368C3 (de) * 1970-12-18 1981-10-01 Indramat Gesellschaft für Industrie-Rationalisierung und Automatisierung mbH, 8770 Lohr Hydrostatisches Getriebe mit Leistungsbegrenzungssteuer
US3732041A (en) * 1971-06-10 1973-05-08 Sperry Rand Corp Power transmission

Also Published As

Publication number Publication date
BR7702172A (pt) 1978-10-31
JPS535365A (en) 1978-01-18
FR2360773B1 (enrdf_load_stackoverflow) 1983-05-27
DE2719029A1 (de) 1978-01-12
FR2360773A1 (fr) 1978-03-03
GB1582453A (en) 1981-01-07
IT1084662B (it) 1985-05-28
DE2719029C2 (enrdf_load_stackoverflow) 1991-07-11
JPS5728821B2 (enrdf_load_stackoverflow) 1982-06-18
AR215008A1 (es) 1979-08-31

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