DE2843576A1 - Pumpensteueranordnung - Google Patents

Pumpensteueranordnung

Info

Publication number
DE2843576A1
DE2843576A1 DE19782843576 DE2843576A DE2843576A1 DE 2843576 A1 DE2843576 A1 DE 2843576A1 DE 19782843576 DE19782843576 DE 19782843576 DE 2843576 A DE2843576 A DE 2843576A DE 2843576 A1 DE2843576 A1 DE 2843576A1
Authority
DE
Germany
Prior art keywords
valve member
spring
pump
pressure signal
pressure
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.)
Ceased
Application number
DE19782843576
Other languages
German (de)
English (en)
Inventor
Kenneth Paul Liesener
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
Publication of DE2843576A1 publication Critical patent/DE2843576A1/de
Ceased 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
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
    • B41F19/02—Apparatus or machines for carrying out printing operations combined with other operations with embossing
    • B41F19/06—Printing and embossing between a negative and a positive forme after inking and wiping the negative forme; Printing from an ink band treated with colour or "gold"
    • B41F19/064—Presses of the reciprocating type
    • 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
    • F16H61/4008—Control of circuit pressure
    • F16H61/4017—Control of high pressure, e.g. avoiding excess pressure by a relief valve
    • 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
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/433—Pump capacity control by fluid pressure control means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2219/00—Printing presses using a heated printing foil
    • B41P2219/20—Arrangements for moving, supporting or positioning the printing foil

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Reciprocating Pumps (AREA)
DE19782843576 1977-10-12 1978-10-05 Pumpensteueranordnung Ceased DE2843576A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/841,426 US4116587A (en) 1977-10-12 1977-10-12 Load plus differential pressure compensator pump control assembly

Publications (1)

Publication Number Publication Date
DE2843576A1 true DE2843576A1 (de) 1979-04-19

Family

ID=25284857

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782843576 Ceased DE2843576A1 (de) 1977-10-12 1978-10-05 Pumpensteueranordnung

Country Status (6)

Country Link
US (1) US4116587A (US06252093-20010626-C00008.png)
JP (1) JPS5458202A (US06252093-20010626-C00008.png)
BE (1) BE870464A (US06252093-20010626-C00008.png)
CA (1) CA1077344A (US06252093-20010626-C00008.png)
DE (1) DE2843576A1 (US06252093-20010626-C00008.png)
GB (1) GB1557948A (US06252093-20010626-C00008.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109045A1 (de) * 1981-03-10 1982-09-16 Alfred Teves Gmbh, 6000 Frankfurt Regelbare hydraulikpumpe
DE3232695A1 (de) * 1982-09-02 1984-03-08 Hydromatik GmbH, 7915 Elchingen Leistungsregel-vorrichtung fuer eine hydropumpe

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0060247A4 (en) * 1980-09-12 1984-04-27 Caterpillar Tractor Co DISCHARGE MEANS FOR FLOW PRESSURE COMPENSATION VALVE.
US4355510A (en) * 1980-09-12 1982-10-26 Caterpillar Tractor Co. Unloading means for flow-pressure compensated valve
US4381646A (en) * 1980-09-12 1983-05-03 Caterpillar Tractor Co. Torque and high pressure limiting control for variable displacement pumps
US4381647A (en) * 1980-09-12 1983-05-03 Caterpillar Tractor Co. Load-plus valve for variable displacement pumps
EP0059708B1 (en) * 1980-09-12 1987-07-29 Caterpillar Inc. Horsepower consumption control for variable displacement pumps
WO1983002304A1 (en) * 1981-12-21 1983-07-07 Ruseff, Walter, Z. Pump control with fluid responsive standby pressure
DE3211307A1 (de) * 1982-03-26 1983-09-29 Linde Ag, 6200 Wiesbaden Einstellbare axialkolbenpumpe mit einem regelorgan und regelorgan fuer solche
DE3310747A1 (de) * 1982-03-26 1983-10-06 Linde Ag Einstellbare axialkolbenpumpe mit einem regelorgan und regelorgan fuer solche
US4512723A (en) * 1983-10-17 1985-04-23 Sundstrand Corporation Pressure limiter
WO1994023213A1 (en) * 1993-03-26 1994-10-13 Kabushiki Kaisha Komatsu Seisakusho Controller for hydraulic drive machine
US6033188A (en) * 1998-02-27 2000-03-07 Sauer Inc. Means and method for varying margin pressure as a function of pump displacement in a pump with load sensing control

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1528550A1 (de) * 1964-09-22 1969-09-25 Sperry Rand Corp Hydraulisches Zufuehrungs- und Steuersystem
DE2208877A1 (de) * 1972-02-25 1973-09-13 Handtmann Metallguss Albert Regelvorrichtung zur regelung des foerderdruckes regelbarer pumpen durch veraenderung der foerdermenge

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3444689A (en) * 1967-02-02 1969-05-20 Weatherhead Co Differential pressure compensator control
US3908375A (en) * 1974-09-25 1975-09-30 Gen Signal Corp Hydraulic load sensitive pressure and flow compensating system
US4034564A (en) * 1976-01-23 1977-07-12 Caterpillar Tractor Co. Piston pump assembly having load responsive controls
US4028890A (en) * 1976-01-23 1977-06-14 Caterpillar Tractor Co. Piston pump assembly utilizing load pressure control
US4074529A (en) * 1977-01-04 1978-02-21 Tadeusz Budzich Load responsive system pump controls

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1528550A1 (de) * 1964-09-22 1969-09-25 Sperry Rand Corp Hydraulisches Zufuehrungs- und Steuersystem
DE2208877A1 (de) * 1972-02-25 1973-09-13 Handtmann Metallguss Albert Regelvorrichtung zur regelung des foerderdruckes regelbarer pumpen durch veraenderung der foerdermenge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109045A1 (de) * 1981-03-10 1982-09-16 Alfred Teves Gmbh, 6000 Frankfurt Regelbare hydraulikpumpe
DE3232695A1 (de) * 1982-09-02 1984-03-08 Hydromatik GmbH, 7915 Elchingen Leistungsregel-vorrichtung fuer eine hydropumpe

Also Published As

Publication number Publication date
US4116587A (en) 1978-09-26
GB1557948A (en) 1979-12-19
CA1077344A (en) 1980-05-13
BE870464A (nl) 1979-03-14
JPS6157475B2 (US06252093-20010626-C00008.png) 1986-12-06
JPS5458202A (en) 1979-05-10

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: CATERPILLAR INC., PEORIA, ILL., US

8131 Rejection