GB1518735A - Control apparatus for a pump - Google Patents

Control apparatus for a pump

Info

Publication number
GB1518735A
GB1518735A GB5616/76A GB561676A GB1518735A GB 1518735 A GB1518735 A GB 1518735A GB 5616/76 A GB5616/76 A GB 5616/76A GB 561676 A GB561676 A GB 561676A GB 1518735 A GB1518735 A GB 1518735A
Authority
GB
United Kingdom
Prior art keywords
piston
pump
pumps
spring
adjusted
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
GB5616/76A
Other languages
English (en)
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB1518735A publication Critical patent/GB1518735A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • F04B49/007—Installations or systems with two or more pumps or pump cylinders, wherein the flow-path through the stages can be changed, e.g. from series to parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
GB5616/76A 1975-02-12 1976-02-12 Control apparatus for a pump Expired GB1518735A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2505780A DE2505780C2 (de) 1975-02-12 1975-02-12 Einrichtung zum Regeln wenigstens einer verstellbaren Pumpe

Publications (1)

Publication Number Publication Date
GB1518735A true GB1518735A (en) 1978-07-26

Family

ID=5938648

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5616/76A Expired GB1518735A (en) 1975-02-12 1976-02-12 Control apparatus for a pump

Country Status (5)

Country Link
US (1) US4158529A (enExample)
CH (1) CH606809A5 (enExample)
DE (1) DE2505780C2 (enExample)
FR (1) FR2300915A1 (enExample)
GB (1) GB1518735A (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2813486C2 (de) * 1977-03-31 1986-06-26 Kabushiki Kaisha Komatsu Seisakusho, Tokio/Tokyo Steuervorrichtung für Hydraulikpumpen
DE2823559A1 (de) * 1978-05-30 1979-12-06 Linde Ag Steuer- und regeleinrichtung fuer ein hydrostatisches getriebe
US4244678A (en) * 1978-06-26 1981-01-13 Kabushiki Kaisha Komatsu Seisakusho Displacement control system for variable displacement pump
US4348159A (en) * 1980-01-07 1982-09-07 Rexnord Inc. Convertible pump servo-valve control
US4527393A (en) * 1981-09-02 1985-07-09 General Signal Corporation Control device for a hydrostatic transmission
DE3213377A1 (de) * 1982-04-10 1983-10-13 Robert Bosch Gmbh, 7000 Stuttgart Leistungsregler fuer eine hydrostatische pumpe
US4455124A (en) * 1982-12-20 1984-06-19 Abex Corporation Automatic pressure setting adjustment for a pressure compensated pump
DE3338595A1 (de) * 1983-10-24 1985-05-09 Hydromatik GmbH, 7915 Elchingen Steuereinrichtung fuer ein von einer antriebsmaschine angetriebenes hydrostatisches getriebe
DE3422089A1 (de) * 1984-06-14 1985-12-19 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum regeln des druckes und der foerdermenge einer verstellbaren pumpe
US5145324A (en) * 1990-06-18 1992-09-08 Sundstrand Corporation RAM air turbine driving a variable displacement hydraulic pump
US5122036A (en) * 1990-06-18 1992-06-16 Sundstrand Corporation Ram air turbine with power controller and method of operation
DE4115606A1 (de) * 1991-05-14 1992-11-19 Putzmeister Maschf Ueberlast-schutzeinrichtung fuer einen als brennkraftmaschine ausgebildeten antriebsmotor einer hauptpumpe eines hydraulischen druckversorgungsaggregats
DE69706905T2 (de) * 1996-03-19 2002-04-04 Eaton Corp., Cleveland Verstellbare Pumpe sowie Fernsteuersystem dafür
US7234922B2 (en) * 2002-05-09 2007-06-26 Clarke Fire Protection Products, Inc. Pump pressure limiting engine speed control and related engine and sprinkler system
US20030210984A1 (en) * 2002-05-09 2003-11-13 John Whitney Pump pressure limiting engine speed control
US7384183B2 (en) * 2002-09-06 2008-06-10 Global Ground Support, Llc Mobile decontamination unit
DE102007039589A1 (de) * 2007-08-22 2009-02-26 Voigt, Dieter, Dipl.-Ing. Regelölpumpe mit verstellwegabhängiger Öldruckregelung
WO2009067434A1 (en) * 2007-11-21 2009-05-28 Clarke Fire Protection Products, Inc. Pump suction pressure limiting speed control and related pump driver and sprinkler system
WO2012170394A1 (en) 2011-06-09 2012-12-13 Clarke Fire Protection Products, Inc. Cooling arrangements for fire suppression sprinkler system fire pumps
US9657561B1 (en) 2016-01-06 2017-05-23 Isodrill, Inc. Downhole power conversion and management using a dynamically variable displacement pump
US9464482B1 (en) 2016-01-06 2016-10-11 Isodrill, Llc Rotary steerable drilling tool
US11486277B2 (en) 2021-02-26 2022-11-01 Deere & Company Work vehicle engine with split-circuit lubrication system

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945449A (en) * 1954-06-03 1960-07-19 Bendix Aviat Corp Hydraulic control pump
DE1188948B (de) * 1960-07-16 1965-03-11 Metallwerk Glockerau G M B H Arbeitsfluessigkeitsmengen-Regeleinrichtung fuer hydrostatische Pumpen und Motoren
DE1186753B (de) * 1962-03-09 1965-02-04 Pohlig Heckel Bleichert Regeleinrichtung fuer ein hydrostatisches Geschwindigkeitswechsel- und Wendegetriebe fuer Kraftfahrzeuge
US3302585A (en) * 1962-09-24 1967-02-07 Abex Corp Control for variable displacement pump or motor
AU409967B2 (en) * 1964-12-30 1971-01-04 Joseph Lucas (Industries) Limited Hydraulic systems
DE1500400B1 (de) * 1965-07-20 1970-12-03 Linde Ag Hydrostatisches Getriebe fuer den Antrieb der Mischtrommel eines Transportmischers
DE1528476A1 (de) * 1966-03-10 1969-08-07 Linde Ag Steuereinrichtung fuer mehrere Pumpen
DE1623779B1 (de) * 1967-12-14 1972-04-27 Bosch Gmbh Robert Funktionsgeber für Leistungsregler von Kolben-,vorzugsweise Axialkolbenpumpen
DE1806677A1 (de) * 1968-11-02 1970-07-02 Bosch Gmbh Robert Steuersystem fuer verzweigte Abtriebe mit Belastungsbegrenzung
FR2148331B2 (enExample) * 1971-08-06 1974-03-29 Poclain Sa
USRE29333E (en) 1969-04-23 1977-08-02 Massey-Ferguson Services N.V. Hydraulic apparatus for regulating the flow of one or more pumps
BE757640A (fr) * 1969-10-16 1971-04-16 Borg Warner Systemes hydrauliques, notamment pour la regulation d'une pompea debit variable
US3669570A (en) * 1970-03-09 1972-06-13 Mannesmann Meer Ag Power regulation for fluid machines
FR2086776A6 (enExample) * 1970-04-08 1971-12-31 Sigma
DE2038968C3 (de) * 1970-08-05 1978-09-07 Ludwig 7917 Voehringen Wagenseil Leistungs-Regelvorrichtung für zwei oder mehrere Hydropumpen
DE2141722A1 (de) * 1971-08-20 1973-03-01 Bosch Gmbh Robert Druckregler fuer eine verstellbare pumpe
DE2165527C3 (de) * 1971-12-30 1978-12-07 Kloeckner-Humboldt-Deutz Ag, 5000 Koeln Steuereinrichtung für ein hydrostatisches Getriebe für Kraftfahrzeuge
DE2331617A1 (de) * 1973-06-22 1975-01-16 Bosch Gmbh Robert Regeleinrichtung fuer hydropumpen
DE2363335C3 (de) * 1973-12-19 1978-06-29 Hydromatik Gmbh, 7900 Ulm Regeleinrichtung für ein aus einer Brennkraftmaschine und einem stufenlos einstellbaren hydrostatischen Getriebe bestehendes Antriebsaggregat
DE2363480A1 (de) * 1973-12-20 1975-06-26 Bosch Gmbh Robert Verstelleinrichtung fuer eine pumpe
DD108795A1 (enExample) * 1973-12-28 1974-10-05
DD110684A1 (enExample) * 1974-03-20 1975-01-05
US3935707A (en) * 1974-07-22 1976-02-03 General Signal Corporation Hydraulic control system
US3985472A (en) * 1975-04-23 1976-10-12 International Harvester Company Combined fixed and variable displacement pump system
US4047590A (en) * 1975-12-05 1977-09-13 Kabushiki Kaisha Komatsu Seisakusho Hydraulic circuit for steering control in articulate vehicles

Also Published As

Publication number Publication date
DE2505780C2 (de) 1986-03-06
FR2300915B1 (enExample) 1981-10-23
CH606809A5 (enExample) 1978-11-15
DE2505780A1 (de) 1976-08-19
US4158529A (en) 1979-06-19
FR2300915A1 (fr) 1976-09-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee