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 (enrdf_load_stackoverflow
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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (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 (enrdf_load_stackoverflow)

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 (enrdf_load_stackoverflow) 1974-05-09
JPS6132620B2 JPS6132620B2 (enrdf_load_stackoverflow) 1986-07-28

Family

ID=22871976

Family Applications (1)

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

Country Status (6)

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

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 (52)

* 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
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
USRE31608E (en) * 1977-01-21 1984-06-19 Altex Scientific, Inc. Fluid pump mechanism
US4131393A (en) * 1977-01-21 1978-12-26 Altex Scientific, Inc. Fluid pump mechanism
US4180375A (en) * 1977-01-21 1979-12-25 Altex Scientific, Inc. Liquid chromatography pump
USRE31586E (en) * 1977-01-21 1984-05-15 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
US4281687A (en) * 1979-02-09 1981-08-04 Waters Associates, Inc. Fluid storage device
US4245963A (en) * 1979-02-09 1981-01-20 Waters Associates, Inc. Pump
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
US4422942A (en) 1981-09-09 1983-12-27 Isco, Inc. Method for liquid chromatography
US4406158A (en) * 1981-09-09 1983-09-27 Isco, Inc. Apparatus and method for temperature correction of 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 (en) * 1989-11-17 1991-06-26 ASKOLL S.p.A. Fluid metering pump
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
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
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
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
JP2009544978A (ja) * 2006-07-25 2009-12-17 ウオーターズ・テクノロジーズ・コーポレイシヨン 弾性封止逆止弁
DE102010039943A1 (de) * 2010-08-30 2012-03-01 Robert Bosch Gmbh Verfahren zur Ansteuerung einer Druckversorgungseinheit für ein Fluidaggregat und korrespondierendes Fluidaggregat
CN106975117A (zh) 2011-09-21 2017-07-25 拜耳医药保健有限责任公司 连续的多流体泵装置、驱动和致动系统以及方法
US9226624B2 (en) 2011-10-19 2016-01-05 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.
EP3242649B1 (en) 2015-01-09 2025-03-26 Bayer Healthcare LLC Multiple fluid delivery system with multi-use disposable set and features thereof
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 (5)

* 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

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

Also Published As

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

Similar Documents

Publication Publication Date Title
US3855129B1 (enrdf_load_stackoverflow)
JPS4946520U (enrdf_load_stackoverflow)
JPS494827A (enrdf_load_stackoverflow)
JPS5127865B2 (enrdf_load_stackoverflow)
JPS4957763U (enrdf_load_stackoverflow)
JPS4914254A (enrdf_load_stackoverflow)
JPS5323366Y2 (enrdf_load_stackoverflow)
JPS4939739U (enrdf_load_stackoverflow)
JPS4950199U (enrdf_load_stackoverflow)
JPS4964553A (enrdf_load_stackoverflow)
JPS48105666U (enrdf_load_stackoverflow)
JPS4910357A (enrdf_load_stackoverflow)
JPS4992839U (enrdf_load_stackoverflow)
JPS4892153A (enrdf_load_stackoverflow)
CH569032A5 (enrdf_load_stackoverflow)
CH575984A5 (enrdf_load_stackoverflow)
CH572173A5 (enrdf_load_stackoverflow)
CH572166A5 (enrdf_load_stackoverflow)
CH571650A5 (enrdf_load_stackoverflow)
CH572445A5 (enrdf_load_stackoverflow)
CH577700B5 (enrdf_load_stackoverflow)
CH572565A5 (enrdf_load_stackoverflow)
CH569028A5 (enrdf_load_stackoverflow)
CH565927A5 (enrdf_load_stackoverflow)
NL7309225A (enrdf_load_stackoverflow)