CH619511A5 - - Google Patents

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Publication number
CH619511A5
CH619511A5 CH1421377A CH1421377A CH619511A5 CH 619511 A5 CH619511 A5 CH 619511A5 CH 1421377 A CH1421377 A CH 1421377A CH 1421377 A CH1421377 A CH 1421377A CH 619511 A5 CH619511 A5 CH 619511A5
Authority
CH
Switzerland
Prior art keywords
piston
signal
motor
mechanism according
pumping mechanism
Prior art date
Application number
CH1421377A
Other languages
English (en)
French (fr)
Inventor
Haakon Trygve Magnussen Jr
Original Assignee
Altex Scient Inc A Subsidiary
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 Altex Scient Inc A Subsidiary filed Critical Altex Scient Inc A Subsidiary
Publication of CH619511A5 publication Critical patent/CH619511A5/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/28—Control of physical parameters of the fluid carrier
    • G01N30/36—Control of physical parameters of the fluid carrier in high pressure liquid systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B01D15/10—Selective adsorption, e.g. chromatography characterised by constructional or operational features
    • B01D15/16—Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the conditioning of the fluid carrier
    • B01D15/163—Pressure or speed conditioning
    • 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
    • F04B49/20—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 changing the driving speed
    • 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
    • F04B2201/00—Pump parameters
    • F04B2201/02—Piston parameters
    • F04B2201/0201—Position of the piston
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/28—Control of physical parameters of the fluid carrier
    • G01N30/32—Control of physical parameters of the fluid carrier of pressure or speed
    • G01N2030/326—Control of physical parameters of the fluid carrier of pressure or speed pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
CH1421377A 1977-01-21 1977-11-21 CH619511A5 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/761,433 US4131393A (en) 1977-01-21 1977-01-21 Fluid pump mechanism

Publications (1)

Publication Number Publication Date
CH619511A5 true CH619511A5 (es) 1980-09-30

Family

ID=25062167

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1421377A CH619511A5 (es) 1977-01-21 1977-11-21

Country Status (6)

Country Link
US (1) US4131393A (es)
JP (2) JPH0637873B2 (es)
CH (1) CH619511A5 (es)
DE (1) DE2759056A1 (es)
FR (1) FR2388147A1 (es)
GB (1) GB1576146A (es)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4221543A (en) * 1977-11-07 1980-09-09 Renal Systems, Inc. Bloom pump system
DE2922689A1 (de) * 1978-06-07 1979-12-13 Magnussen Jun Pumpvorrichtung
US4359312A (en) * 1978-08-15 1982-11-16 Zumtobel Kg Reciprocating pump for the pulsation-free delivery of a liquid
FR2461126A1 (fr) * 1978-12-15 1981-01-30 Gilson Medical Electronic Fran Pompe a piston a debit reglable precisement
FR2445902A1 (fr) * 1979-01-02 1980-08-01 Magnussen Haakon Jun Ensemble de pompage a surcompression pour chromatographie en phase liquide
US4277227A (en) * 1979-07-02 1981-07-07 Imed Corporation Apparatus for converting a pump to a controller
USRE31315E (en) * 1979-07-02 1983-07-19 Imed Corporation Apparatus for converting a pump to a controller
DE3035770C2 (de) * 1980-09-23 1984-08-16 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten Mehrfach-Kolbenpumpe mit konstanter Förderleistung
JPS5770975A (en) * 1980-10-18 1982-05-01 Nikkiso Co Ltd Non-pulsation metering pump
US4396385A (en) * 1980-12-05 1983-08-02 Baxter Travenol Laboratories, Inc. Flow metering apparatus for a fluid infusion system
US4422942A (en) 1981-09-09 1983-12-27 Isco, Inc. Method for liquid chromatography
DE3139925A1 (de) 1981-10-08 1983-07-14 Hewlett-Packard GmbH, 7030 Böblingen Hochdruck-dosierpumpe
US4643649A (en) * 1984-07-20 1987-02-17 The Perkin-Elmer Corporation Digital control for rapid refill of a liquid chromatograph pump
US4733152A (en) * 1986-03-10 1988-03-22 Isco, Inc. Feedback system
US4986919A (en) * 1986-03-10 1991-01-22 Isco, Inc. Chromatographic pumping method
FR2626939B1 (fr) * 1988-02-10 1993-06-18 Gilson Med Electr Pompe a piston perfectionnee, en particulier pour chromatographie de hautes performances en phase liquide
US5630706A (en) * 1992-03-05 1997-05-20 Yang; Frank J. Multichannel pump apparatus with microflow rate capability
US5664938A (en) * 1992-03-05 1997-09-09 Yang; Frank Jiann-Fu Mixing apparatus for microflow gradient pumping
US5668328A (en) * 1996-07-17 1997-09-16 Applied Power Inc. Method and apparatus for hydraulically tightening threaded fasteners
US5897781A (en) * 1997-06-06 1999-04-27 Waters Investments Limited Active pump phasing to enhance chromatographic reproducibility
US6280867B1 (en) 1997-12-05 2001-08-28 Griff Consulting, Inc. Apparatus for pumping a fluid in a fuel cell system
US6997683B2 (en) * 2003-01-10 2006-02-14 Teledyne Isco, Inc. High pressure reciprocating pump and control of the same
US20040204864A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Signal to noise ratio in chromatography
US20040202575A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Signal to noise ratio in chromatography
US20040205422A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Signal to noise ratio in chromatography
US20040204866A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Method and apparatus to enhance the signal to noise ratio in chromatography
DE10322868A1 (de) * 2003-05-21 2004-12-16 Lang Apparatebau Gmbh Verfahren zur Regelung einer von einem elektromotorisch angetriebenen Exzenter betätigten Membran- oder Kolbenpumpe
JP5355091B2 (ja) * 2005-12-02 2013-11-27 インテグリス・インコーポレーテッド モータを用いて圧力変動を補正するためのシステムおよび方法
DE102008004708B4 (de) * 2008-01-16 2012-07-26 Scheugenpflug Ag Querschnitt-Weg-Dispenser
JP5049808B2 (ja) * 2008-01-31 2012-10-17 株式会社日立ハイテクノロジーズ 送液装置及びそれを有する分析装置
EP2362102B1 (de) 2010-02-18 2012-10-03 Grundfos Management A/S Dosierpumpenaggregat
EP2362100B2 (de) 2010-02-18 2020-07-08 Grundfos Management A/S Dosierpumpenaggregat sowie Verfahren zur Steuerung eines Dosierpumpenaggregates
CN106104267B (zh) * 2014-03-31 2020-11-03 安捷伦科技有限公司 高压泵中的随活塞移动的密封件
CN112353230A (zh) * 2020-10-30 2021-02-12 惠州拓邦电气技术有限公司 液体定量抽取的控制方法、装置及炒菜机

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE911805C (de) * 1950-01-06 1954-05-20 I Etude Et La Realisation Dans Dosierpumpe
US2957420A (en) * 1955-11-25 1960-10-25 Automatic Canteen Co Metering pump
US3401639A (en) * 1965-12-16 1968-09-17 Seeburg Corp Pumping device and central control unit
DE1703295A1 (de) * 1968-04-29 1972-01-27 Aumann Kg Willy Dosierpumpe fuer fluessiges Foerdergut
US3855129A (en) * 1972-03-06 1974-12-17 Waters Associates Inc Novel pumping apparatus
US3855515A (en) * 1972-03-06 1974-12-17 Waters Associates Inc Motor control circuit
JPS4912401A (es) * 1972-05-17 1974-02-02
US3756456A (en) * 1972-05-22 1973-09-04 Graco Inc Apparatus and method for a metering system
FR2270459A1 (en) * 1974-05-06 1975-12-05 Inafrance Elution pump for chromatographic sample analysis - has circuit controlling speed of piston drive motor to control output
DE2455598A1 (de) * 1974-11-23 1976-05-26 Franz Orlita Anlage mit einer verdraengerpumpe, insbesondere dosierpumpe, und einer steuereinrichtung zur konstanthaltung der foerdermenge pro zeiteinheit
US4024864A (en) * 1975-09-05 1977-05-24 Cordis Corporation Injector with overspeed protector
DE2601752A1 (de) * 1976-01-19 1977-07-21 Sidney Rosen Geschwindigkeitssteuerung fuer pumpen von abfuellmaschinen

Also Published As

Publication number Publication date
FR2388147B1 (es) 1982-12-10
GB1576146A (en) 1980-10-01
DE2759056C2 (es) 1987-12-03
DE2759056A1 (de) 1978-07-27
US4131393A (en) 1978-12-26
JPH06173860A (ja) 1994-06-21
JPS5392904A (en) 1978-08-15
JPH0637873B2 (ja) 1994-05-18
FR2388147A1 (fr) 1978-11-17

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