ZA706835B - Hydraulic system - Google Patents

Hydraulic system

Info

Publication number
ZA706835B
ZA706835B ZA706835A ZA706835A ZA706835B ZA 706835 B ZA706835 B ZA 706835B ZA 706835 A ZA706835 A ZA 706835A ZA 706835 A ZA706835 A ZA 706835A ZA 706835 B ZA706835 B ZA 706835B
Authority
ZA
South Africa
Prior art keywords
hydraulic system
hydraulic
Prior art date
Application number
ZA706835A
Inventor
K Mcmillen
W Miller
Original Assignee
Borg Warner
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 Borg Warner filed Critical Borg Warner
Publication of ZA706835B publication Critical patent/ZA706835B/en

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
    • 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
    • F16H61/478—Automatic regulation in accordance with output requirements for preventing overload, e.g. high pressure limitation
ZA706835A 1969-10-16 1970-10-07 Hydraulic system ZA706835B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86702169A 1969-10-16 1969-10-16

Publications (1)

Publication Number Publication Date
ZA706835B true ZA706835B (en) 1972-04-26

Family

ID=25348913

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA706835A ZA706835B (en) 1969-10-16 1970-10-07 Hydraulic system

Country Status (8)

Country Link
US (1) US3635021A (en)
BE (1) BE757640A (en)
CA (1) CA919554A (en)
DE (1) DE2049884A1 (en)
FR (1) FR2065946A5 (en)
GB (1) GB1332798A (en)
NL (1) NL7015173A (en)
ZA (1) ZA706835B (en)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3768928A (en) * 1971-06-01 1973-10-30 Borg Warner Pump control system
US3830594A (en) * 1971-06-28 1974-08-20 Caterpillar Tractor Co Variable displacement pump having pressure compensator control method
US3750405A (en) * 1971-08-16 1973-08-07 Int Harvester Co Closed center hydraulic system
US3809500A (en) * 1972-02-25 1974-05-07 Handtmann A Metalgusswerk Arma Method and apparatus for regulating pumps
AU6079573A (en) * 1972-10-11 1975-03-27 Sperry Rand Ltd Pressure control in hydraulic systems
US3856436A (en) * 1972-12-18 1974-12-24 Sperry Rand Corp Power transmission
US3809501A (en) * 1973-01-08 1974-05-07 Gen Signal Corp Hydraulic load sensitive system
US3865514A (en) * 1973-07-25 1975-02-11 Sperry Rand Corp Power transmission
US3941513A (en) * 1974-09-05 1976-03-02 Parker-Hannifin Corporation Variable displacement pump control assembly
US3945764A (en) * 1974-09-05 1976-03-23 Parker-Hannifin Corporation Variable displacement pump control assembly
DE2448469C2 (en) * 1974-10-11 1986-05-15 Theodore Dipl.-Ing. 4030 Ratingen Sartoros Adjustable double-acting hydraulic vane machine
US3908519A (en) * 1974-10-16 1975-09-30 Abex Corp Control systems for a variable displacement pump
GB1523588A (en) * 1974-11-18 1978-09-06 Massey Ferguson Services Nv Control systems for variable capacity hydraulic machines
DE2505780C2 (en) * 1975-02-12 1986-03-06 Robert Bosch Gmbh, 7000 Stuttgart Device for regulating at least one adjustable pump
GB1526085A (en) * 1975-11-04 1978-09-27 Plessey Co Ltd Hydraulic pumping arrangements
DE2551088C2 (en) * 1975-11-14 1984-06-28 Mannesmann Rexroth GmbH, 8770 Lohr Device for volume and pressure control for variable displacement pumps
SE396239B (en) * 1976-02-05 1977-09-12 Hytec Ab METHOD AND DEVICE FOR REGULATING THE POWER SUPPLIED TO A HYDRAULIC, A PNEUMATIC OR A HYDRAULIC PNEUMATIC SYSTEM
DE2723074A1 (en) * 1977-05-21 1978-11-30 Bosch Gmbh Robert DISPLACEMENT MACHINE WITH A PRESSURE REGULATOR
FR2439314A1 (en) * 1978-10-16 1980-05-16 Messier Hispano Sa Variable output hydraulic pump or motor - has central control cylinder connected to cam to alter swashplate angle
DE2906166A1 (en) * 1979-02-17 1980-08-28 Bosch Gmbh Robert DEVICE FOR CONTROLLING THE FLOW RATE AND LIMITING THE DELIVERY PRESSURE OF AN ADJUSTABLE PUMP
DE2913534A1 (en) * 1979-04-04 1980-10-16 Bosch Gmbh Robert Flow and pressure control for variable delivery pump - has flow control valve operated by throttle differential and limited pilot pressure
JPS5855946Y2 (en) * 1979-08-22 1983-12-22 タイワ農機株式会社 Suction duct of circulating rice milling machine
JPS5639307A (en) * 1979-09-04 1981-04-15 Daikin Ind Ltd Controller for fluid
JPS5639308A (en) * 1979-09-07 1981-04-15 Daikin Ind Ltd Controller for fluid
US4292805A (en) * 1979-09-24 1981-10-06 Rexnord Inc. Servo-valve convertible construction
JPS6225524Y2 (en) * 1979-10-01 1987-06-30
US4293284A (en) * 1979-10-09 1981-10-06 Double A Products Company Power limiting control apparatus for pressure-flow compensated variable displacement pump assemblies
JPS56139316A (en) * 1980-01-07 1981-10-30 Komatsu Ltd Power loss reduction controller for oil-pressure type construction machine
DE3001167A1 (en) * 1980-01-15 1981-07-16 G.L. Rexroth Gmbh, 8770 Lohr DEVICE FOR CONTROLLING A HYDROMOTOR
DE3027819A1 (en) * 1980-07-23 1982-02-25 Backe, Wolfgang, Prof.Dr.-Ing., 5100 Aachen DEVICE FOR REGULATING A VARIABLE PUMP
DE3034377A1 (en) * 1980-09-12 1982-04-22 Krauss-Maffei AG, 8000 München FLOW CONTROL VALVE
DE3044143A1 (en) * 1980-11-24 1982-06-24 Linde Ag, 6200 Wiesbaden CONTROL DEVICE FOR A HYDROSTATIC DRIVE SYSTEM
DE3146513A1 (en) * 1980-11-24 1982-06-24 Linde Ag, 6200 Wiesbaden Control device for a hydrostatic drive system
DE3118576A1 (en) * 1981-05-11 1982-12-02 Mannesmann Rexroth GmbH, 8770 Lohr CONTROL DEVICE FOR A PUMP
US4381176A (en) * 1981-08-13 1983-04-26 Abex Corporation Destroking start valve for variable displacement pump
EP0078516A1 (en) * 1981-11-02 1983-05-11 J. Wagner AG Pumping device for simultaneously feeding at least two spray liquids in a choosable relationship to a spraying device
US4459807A (en) * 1982-02-05 1984-07-17 Koppen And Lethem Ag Control apparatus for fluid operated systems
DE3232695C2 (en) * 1982-09-02 1984-08-16 Hydromatik GmbH, 7915 Elchingen Capacity control device for a hydraulic pump
DE3313974A1 (en) * 1983-04-18 1984-10-25 Paul Pleiger Maschinenfabrik, 5810 Witten Method and device for the control of hydraulic motors
DE3345264A1 (en) * 1983-12-14 1985-06-27 Brueninghaus Hydraulik Gmbh, 7240 Horb TORQUE CONTROL UNIT FOR AN ADJUSTABLE HYDROPUMP
US4518319A (en) * 1984-02-03 1985-05-21 Deere & Company Variable displacement pump system
US4518320A (en) * 1984-02-03 1985-05-21 Deere & Company Variable displacement pump system
US4644748A (en) * 1985-04-29 1987-02-24 The Oilgear Company Constant speed hydraulic drive
IN164865B (en) * 1985-07-12 1989-06-24 Vickers Inc
DE3614930A1 (en) * 1986-05-02 1987-11-05 Borsig Gmbh DEVICE AND METHOD FOR PULSATION DAMPING IN PISTON COMPRESSORS
US4745746A (en) * 1986-08-22 1988-05-24 Sundstrand Corporation Power control for a hydrostatic transmission
JPH01220706A (en) * 1988-02-25 1989-09-04 Komatsu Ltd Hydraulic control device for hydraulic excavator
DE3812300C1 (en) * 1988-04-13 1989-03-02 Hydromatik Gmbh, 7915 Elchingen, De
DE3840548A1 (en) * 1988-12-01 1990-06-07 Rexroth Mannesmann Gmbh Device for driving a variable delivery (displacement, volume) pump
DE3844398C2 (en) * 1988-12-30 1997-07-31 Rexroth Mannesmann Gmbh Hydraulic circuit for a variable pump
DE3907409A1 (en) * 1989-03-08 1990-09-20 Bosch Gmbh Robert INSTALLATION ON AN ADJUSTABLE HYDROSTATIC PUMP
US5062265A (en) * 1989-08-01 1991-11-05 Sundstrand Corporation Hydromechanical control of differential pressure across a variable displacement hydraulic motor
US4999020A (en) * 1989-11-30 1991-03-12 Lucas Aerospace Power Transmission Corp. Variable displacement high pressure pump with internal power limiting arrangement
DE4020325C2 (en) * 1990-06-26 1995-01-05 Hydrokraft Gmbh Control device for adjustable hydraulic pumps
US5500580A (en) * 1994-09-19 1996-03-19 Hr Textron Inc. Integrated compliance servovalve
US6016691A (en) * 1998-02-25 2000-01-25 Siemens Canada Ltd. Calibrated toggle lever of leak detection module pump
DE19834955B4 (en) * 1998-08-03 2008-02-07 Linde Material Handling Gmbh Hydrostatic drive system
CN111911381B (en) * 2020-07-26 2022-12-06 中国航发贵州红林航空动力控制科技有限公司 Nozzle differential pressure valve mechanism with damping piston

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2931176A (en) * 1956-07-23 1960-04-05 Ludwig Von Roll Schen Eisenwer Control means for hydrostatic power transmission
US3067693A (en) * 1958-12-24 1962-12-11 United Aircraft Corp Control means for variable delivery pump
FR1264015A (en) * 1960-05-05 1961-06-19 Hispano Suiza Sa Improvements made to hydraulic control installations with automatic flow cancellation pump, in particular those for aerodynes
US3188971A (en) * 1962-08-13 1965-06-15 Bendix Corp Control system for a pump
US3250227A (en) * 1963-08-09 1966-05-10 American Brake Shoe Co Torque control apparatus for hydraulic power units
GB1056655A (en) * 1964-11-16 1967-01-25 Ifield & Sons Pty Ltd R J Torque control means for variable displacement hydraulic pumps

Also Published As

Publication number Publication date
CA919554A (en) 1973-01-23
GB1332798A (en) 1973-10-03
US3635021A (en) 1972-01-18
FR2065946A5 (en) 1971-08-06
NL7015173A (en) 1971-04-20
BE757640A (en) 1971-04-16
DE2049884A1 (en) 1971-04-29

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