DE2644627A1 - Regelventilanordnung fuer verdraengungspumpe mit veraenderlichem hub - Google Patents

Regelventilanordnung fuer verdraengungspumpe mit veraenderlichem hub

Info

Publication number
DE2644627A1
DE2644627A1 DE19762644627 DE2644627A DE2644627A1 DE 2644627 A1 DE2644627 A1 DE 2644627A1 DE 19762644627 DE19762644627 DE 19762644627 DE 2644627 A DE2644627 A DE 2644627A DE 2644627 A1 DE2644627 A1 DE 2644627A1
Authority
DE
Germany
Prior art keywords
pressure
inlet
outlet
bore
control piston
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.)
Withdrawn
Application number
DE19762644627
Other languages
German (de)
English (en)
Inventor
Ronald Alfred Heath
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.)
ZF International UK Ltd
Original Assignee
Lucas Industries Ltd
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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of DE2644627A1 publication Critical patent/DE2644627A1/de
Withdrawn legal-status Critical Current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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/06—Control
    • F04B1/07—Control by varying the relative eccentricity between two members, e.g. a cam and a drive shaft
    • 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/06—Control
    • F04B1/08—Control regulated 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
    • F04B49/12—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 by varying the length of stroke of the working members
    • F04B49/123—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 by varying the length of stroke of the working members by changing the eccentricity of one element relative to another element
    • F04B49/128—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 by varying the length of stroke of the working members by changing the eccentricity of one element relative to another element by changing the eccentricity of the cylinders, e.g. by moving a cylinder block

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Reciprocating Pumps (AREA)
DE19762644627 1975-10-04 1976-10-02 Regelventilanordnung fuer verdraengungspumpe mit veraenderlichem hub Withdrawn DE2644627A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB40705/75A GB1555118A (en) 1975-10-04 1975-10-04 Servo pressure control arrangements for variable stroke pumps

Publications (1)

Publication Number Publication Date
DE2644627A1 true DE2644627A1 (de) 1977-04-21

Family

ID=10416215

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762644627 Withdrawn DE2644627A1 (de) 1975-10-04 1976-10-02 Regelventilanordnung fuer verdraengungspumpe mit veraenderlichem hub

Country Status (6)

Country Link
US (1) US4072443A (enExample)
JP (1) JPS5245702A (enExample)
DE (1) DE2644627A1 (enExample)
FR (1) FR2326600A1 (enExample)
GB (1) GB1555118A (enExample)
IT (1) IT1072945B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3214212A1 (de) * 1982-04-17 1983-10-20 Alfred Teves Gmbh, 6000 Frankfurt Druckregelvorrichtung fuer pumpen, insbesondere fluegelzellenpumpen

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4546990A (en) * 1983-09-06 1985-10-15 Harriger George A Hydraulic drive system for bicycles and the like
FR2570521B1 (fr) * 1984-09-18 1987-12-11 Renault Dispositif de regulation a deux domaines de pression
US5876185A (en) * 1996-11-20 1999-03-02 Caterpillar Inc. Load sensing pump control for a variable displacement pump
DE19713934B4 (de) * 1997-04-04 2004-06-03 Brueninghaus Hydromatik Gmbh Lastdruckgeführter Förderstromregler mit Spülkreislauf
US6089248A (en) * 1998-12-16 2000-07-18 Dana Corporation Load sense pressure controller
JP3581598B2 (ja) * 1999-04-21 2004-10-27 株式会社テージーケー 容量可変圧縮機の容量制御装置
US6224353B1 (en) * 1999-05-27 2001-05-01 Zan Iseman Pump control apparatus and method
JP3861594B2 (ja) * 2000-12-15 2006-12-20 ユニシア ジェーケーシー ステアリングシステム株式会社 オイルポンプ
US20060198736A1 (en) * 2005-03-01 2006-09-07 Caterpillar Inc. Pump control system for variable displacement pump
WO2007087704A1 (en) * 2006-01-31 2007-08-09 Magna Powertrain Inc. Variable displacement variable pressure vane pump system
DE102007033146B4 (de) * 2007-07-13 2012-02-02 Schwäbische Hüttenwerke Automotive GmbH & Co. KG Verstellventil für die Verstellung des Fördervolumens einer Verdrängerpumpe
DE102010025175A1 (de) * 2010-06-25 2011-12-29 Pierburg Gmbh Stufenlos regelbares Druckregelventil

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3067693A (en) * 1958-12-24 1962-12-11 United Aircraft Corp Control means for variable delivery pump
US3768928A (en) * 1971-06-01 1973-10-30 Borg Warner Pump control system
US3732041A (en) * 1971-06-10 1973-05-08 Sperry Rand Corp Power transmission
US3784326A (en) * 1972-01-24 1974-01-08 Chandler Evans Inc Pressure compensated pump
US3784327A (en) * 1972-06-13 1974-01-08 Sperry Rand Corp Power transmission
DE2363480A1 (de) * 1973-12-20 1975-06-26 Bosch Gmbh Robert Verstelleinrichtung fuer eine pumpe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3214212A1 (de) * 1982-04-17 1983-10-20 Alfred Teves Gmbh, 6000 Frankfurt Druckregelvorrichtung fuer pumpen, insbesondere fluegelzellenpumpen

Also Published As

Publication number Publication date
JPS5245702A (en) 1977-04-11
FR2326600B1 (enExample) 1980-03-28
FR2326600A1 (fr) 1977-04-29
US4072443A (en) 1978-02-07
GB1555118A (en) 1979-11-07
IT1072945B (it) 1985-04-13

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Legal Events

Date Code Title Description
8130 Withdrawal