JPS4947908A - - Google Patents

Info

Publication number
JPS4947908A
JPS4947908A JP48025942A JP2594273A JPS4947908A JP S4947908 A JPS4947908 A JP S4947908A JP 48025942 A JP48025942 A JP 48025942A JP 2594273 A JP2594273 A JP 2594273A JP S4947908 A JPS4947908 A JP S4947908A
Authority
JP
Japan
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.)
Granted
Application number
JP48025942A
Other languages
Japanese (ja)
Other versions
JPS6132620B2 (de
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 filed Critical
Publication of JPS4947908A publication Critical patent/JPS4947908A/ja
Publication of JPS6132620B2 publication Critical patent/JPS6132620B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/12—Control or stabilisation of current
    • 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
    • F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
    • F04B11/005—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons
    • F04B11/0058—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons with piston speed control
    • 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
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • 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
    • 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
    • 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
    • G01N2030/324—Control of physical parameters of the fluid carrier of pressure or speed speed, flow rate
    • 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
    • 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
    • G01N2030/328—Control of physical parameters of the fluid carrier of pressure or speed valves, e.g. check valves of pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Power Engineering (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Reciprocating Pumps (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
JP48025942A 1972-03-06 1973-03-05 Expired JPS6132620B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00232128A US3855129A (en) 1972-03-06 1972-03-06 Novel pumping apparatus

Publications (2)

Publication Number Publication Date
JPS4947908A true JPS4947908A (de) 1974-05-09
JPS6132620B2 JPS6132620B2 (de) 1986-07-28

Family

ID=22871976

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48025942A Expired JPS6132620B2 (de) 1972-03-06 1973-03-05

Country Status (6)

Country Link
US (1) US3855129A (de)
JP (1) JPS6132620B2 (de)
CA (1) CA991950A (de)
DE (1) DE2311016C3 (de)
FR (1) FR2175029B1 (de)
GB (1) GB1429854A (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58120162A (ja) * 1982-01-11 1983-07-16 Yokogawa Hewlett Packard Ltd ポンプ
JPS58181511U (ja) * 1982-05-31 1983-12-03 トヨタ車体株式会社 合成樹脂成形用型
JPS61169916A (ja) * 1985-01-23 1986-07-31 Hitachi Ltd トルク制御式密閉形圧縮機
JPH02209223A (ja) * 1989-02-10 1990-08-20 Agency Of Ind Science & Technol 繊維強化熱可塑性合成樹脂の成形用金型

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2366193C2 (de) * 1972-03-06 1984-10-11 Waters Associates, Inc., Framingham, Mass. Verfahren und Einrichtung zum Steuern eines Schrittmotors
US3855129A (en) 1972-03-06 1974-12-17 Waters Associates Inc Novel pumping apparatus
AT355544B (de) * 1974-04-26 1980-03-10 Chemie Filter Gmbh Verfahren Dosierpumpe mit pulsationsdaempfer zur ein- stellung eines konstanten drucks in der saeule einer vorrichtung zur niederdruck-fluessig- keits-chromatographie
US4045343A (en) * 1975-11-10 1977-08-30 Varian Associates, Inc. High pressure liquid chromatography system
US3985021A (en) * 1975-11-10 1976-10-12 Varian Associates High performance liquid chromatography system
US3985019A (en) * 1975-11-10 1976-10-12 Boehme Detlef R Liquid chromatography system with solvent proportioning
US4043906A (en) * 1976-03-18 1977-08-23 Varian Associates, Inc. Method and apparatus for reducing the transient effects of liquid compressibility in a liquid chromatography system
USRE31586E (en) * 1977-01-21 1984-05-15 Altex Scientific, Inc. Liquid chromatography pump
US4131393A (en) * 1977-01-21 1978-12-26 Altex Scientific, Inc. Fluid pump mechanism
USRE31608E (en) * 1977-01-21 1984-06-19 Altex Scientific, Inc. Fluid pump mechanism
US4180375A (en) * 1977-01-21 1979-12-25 Altex Scientific, Inc. Liquid chromatography pump
US4137011A (en) * 1977-06-14 1979-01-30 Spectra-Physics, Inc. Flow control system for liquid chromatographs
GB1595254A (en) * 1978-01-25 1981-08-12 Berelson R Pumping unit for dishwashing machines
DE2922689A1 (de) * 1978-06-07 1979-12-13 Magnussen Jun Pumpvorrichtung
FR2461126A1 (fr) * 1978-12-15 1981-01-30 Gilson Medical Electronic Fran Pompe a piston a debit reglable precisement
US4245963A (en) * 1979-02-09 1981-01-20 Waters Associates, Inc. Pump
US4281687A (en) * 1979-02-09 1981-08-04 Waters Associates, Inc. Fluid storage device
US4225290A (en) * 1979-02-22 1980-09-30 Instrumentation Specialties Company Pumping system
US4294799A (en) * 1980-04-24 1981-10-13 Beckman Instruments, Inc. Temperature regulating apparatus
DE3035770C2 (de) * 1980-09-23 1984-08-16 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten Mehrfach-Kolbenpumpe mit konstanter Förderleistung
JPS57158554A (en) * 1981-03-27 1982-09-30 Toyo Soda Mfg Co Ltd Method and device for chromatographic analysis
GB2144282B (en) * 1981-09-08 1985-09-18 Epson Corp Speed control device for a stepping motor
US4406158A (en) * 1981-09-09 1983-09-27 Isco, Inc. Apparatus and method for temperature correction of liquid chromatography
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
JPS5910064U (ja) * 1982-06-29 1984-01-21 株式会社島津製作所 液体クロマトグラフの送液装置
US4733152A (en) * 1986-03-10 1988-03-22 Isco, Inc. Feedback system
US4917575A (en) * 1986-05-02 1990-04-17 The Dow Chemical Company Liquid chromatographic pump
FR2619753B2 (fr) * 1986-12-10 1990-08-31 Imaje Sa Circuit d'alimentation fluide d'une tete d'impression equipee d'une cellule multifonctions comportant une chambre a volume variable
FR2608225B1 (fr) * 1986-12-10 1989-02-17 Imaje Sa Cellule a multiples fonctions comportant une chambre a volume variable, et circuit d'alimentation fluide d'une tete d'impression a jet d'encre qui en est equipe
US4974628A (en) * 1989-06-08 1990-12-04 Beckman Instruments, Inc. Check valve cartridges with controlled pressure sealing
EP0433649A1 (de) * 1989-11-17 1991-06-26 ASKOLL S.p.A. Dosierpumpe für Flüssigkeiten
US5587082A (en) * 1995-06-07 1996-12-24 Teraoka; Iwao High osmotic pressure chromatography
JP3417208B2 (ja) * 1996-04-23 2003-06-16 株式会社島津製作所 自動試料注入装置
US6484589B1 (en) * 2001-05-30 2002-11-26 Senx Technology Piezoelectric transducer assemblies and methods for their use
US6997683B2 (en) * 2003-01-10 2006-02-14 Teledyne Isco, Inc. High pressure reciprocating pump and control of the same
US20040204866A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Method and apparatus to enhance the signal to noise ratio in chromatography
US20040202575A1 (en) * 2003-04-09 2004-10-14 Allington Robert W. Signal to noise ratio in chromatography
US20040204864A1 (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
KR100524726B1 (ko) * 2003-08-14 2005-10-31 엘지전자 주식회사 왕복동식 압축기의 구동회로
WO2007121230A2 (en) * 2006-04-12 2007-10-25 Waters Investments Limited Active valve and methods of operation thereof
WO2008014306A2 (en) * 2006-07-25 2008-01-31 Waters Investments Limited Compliant-seal check valve
DE102010039943A1 (de) * 2010-08-30 2012-03-01 Robert Bosch Gmbh Verfahren zur Ansteuerung einer Druckversorgungseinheit für ein Fluidaggregat und korrespondierendes Fluidaggregat
EP2758096A4 (de) 2011-09-21 2015-07-01 Bayer Medical Care Inc System und verfahren für kontinuierliche mehrfachflüssigkeitsausgabe
WO2013059296A2 (en) * 2011-10-19 2013-04-25 Bobrick Washroom Equipment, Inc. Automated fluid dispensing system
CN102587090A (zh) * 2012-03-22 2012-07-18 无锡小天鹅股份有限公司 克服洗涤剂粘稠度变化的投放装置及其控制方法
CH706929A1 (de) * 2012-09-11 2014-03-14 Werner Doebelin Ultra-Hochdruck-Spritzenpumpensystem für den Gradienten Betrieb im Bereich der HPLC.
RU2714926C2 (ru) 2015-01-09 2020-02-21 БАЙЕР ХелсКер ЛЛСи Многофлюидная система доставки с многоразовым расходным комплектом и ее конструкционные особенности
CN105546046B (zh) * 2016-01-28 2018-03-27 北京星达科技发展有限公司 非圆齿轮组和泵用传动结构
CN107327382A (zh) * 2016-04-29 2017-11-07 殷图源 一种新型柱塞泵
CN108361168A (zh) * 2018-02-05 2018-08-03 南京航空航天大学 基于双重活塞错时补偿策略的连续平稳型计量泵
DE102018110918A1 (de) * 2018-05-07 2019-11-07 Lutz Holding GmbH Verfahren zum Betrieb einer Doppelmembranpumpe

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1911294U (de) 1964-12-16 1965-03-04 Bollhoff & Co Verriegelungsvorrichtung.
US3411058A (en) 1965-01-19 1968-11-12 Superior Electric Co Acceleration deceleration control circuit for a stepping motor
US3488030A (en) 1966-08-17 1970-01-06 Halliburton Co Electrical motor operated valve
US3446057A (en) * 1966-10-14 1969-05-27 Varian Associates Method and apparatus for chromatography
US3466517A (en) 1966-12-15 1969-09-09 Superior Electric Co Numerically controlled motor system
DE2121433A1 (de) 1970-04-30 1971-12-09 Ultra Electronics Ltd Verfahren und Vorrichtung zum Betrieb eines Schrittschaltmotors
DE2032875A1 (de) 1970-07-02 1972-01-27 Superior Electric Co Schrittschaltmotor Steuerkreis
US3855129A (en) 1972-03-06 1974-12-17 Waters Associates Inc Novel pumping apparatus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58120162A (ja) * 1982-01-11 1983-07-16 Yokogawa Hewlett Packard Ltd ポンプ
JPH0141220B2 (de) * 1982-01-11 1989-09-04 Yokogawa Hyuuretsuto Patsukaado Kk
JPS58181511U (ja) * 1982-05-31 1983-12-03 トヨタ車体株式会社 合成樹脂成形用型
JPS6229215Y2 (de) * 1982-05-31 1987-07-27
JPS61169916A (ja) * 1985-01-23 1986-07-31 Hitachi Ltd トルク制御式密閉形圧縮機
JPH02209223A (ja) * 1989-02-10 1990-08-20 Agency Of Ind Science & Technol 繊維強化熱可塑性合成樹脂の成形用金型

Also Published As

Publication number Publication date
DE2311016A1 (de) 1973-09-20
DE2311016B2 (de) 1978-11-23
GB1429854A (en) 1976-03-31
CA991950A (en) 1976-06-29
FR2175029A1 (de) 1973-10-19
DE2311016C3 (de) 1979-07-26
US3855129B1 (de) 1985-10-08
FR2175029B1 (de) 1974-05-17
US3855129A (en) 1974-12-17
JPS6132620B2 (de) 1986-07-28

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