CA2894177C - Pump and injection valve for liquid chromatography - Google Patents

Pump and injection valve for liquid chromatography Download PDF

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Publication number
CA2894177C
CA2894177C CA2894177A CA2894177A CA2894177C CA 2894177 C CA2894177 C CA 2894177C CA 2894177 A CA2894177 A CA 2894177A CA 2894177 A CA2894177 A CA 2894177A CA 2894177 C CA2894177 C CA 2894177C
Authority
CA
Canada
Prior art keywords
stator
port
channel
pump
barrel
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.)
Active
Application number
CA2894177A
Other languages
English (en)
French (fr)
Other versions
CA2894177A1 (en
Inventor
Stanley D. Stearns
Ales Plistil
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.)
Valco Instruments Co Inc
Original Assignee
Valco Instruments Co Inc
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 Valco Instruments Co Inc filed Critical Valco Instruments Co Inc
Publication of CA2894177A1 publication Critical patent/CA2894177A1/en
Application granted granted Critical
Publication of CA2894177C publication Critical patent/CA2894177C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
    • F04B19/006—Micropumps
    • 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
    • F04B13/00—Pumps specially modified to deliver fixed or variable measured quantities
    • 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
    • F04B7/00—Piston machines or pumps characterised by having positively-driven valving
    • F04B7/0003—Piston machines or pumps characterised by having positively-driven valving the distribution member forming both the inlet and discharge distributor for one single pumping chamber
    • F04B7/0007—Piston machines or pumps characterised by having positively-driven valving the distribution member forming both the inlet and discharge distributor for one single pumping chamber and having a rotating movement
    • 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
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/16—Injection
    • G01N30/20—Injection using a sampling valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Reciprocating Pumps (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
CA2894177A 2013-01-16 2014-01-15 Pump and injection valve for liquid chromatography Active CA2894177C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361753299P 2013-01-16 2013-01-16
US61/753,299 2013-01-16
PCT/US2014/011697 WO2014113480A2 (en) 2013-01-16 2014-01-15 Pump and injector for liquid chromatography

Publications (2)

Publication Number Publication Date
CA2894177A1 CA2894177A1 (en) 2014-07-24
CA2894177C true CA2894177C (en) 2019-04-30

Family

ID=51164444

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2894177A Active CA2894177C (en) 2013-01-16 2014-01-15 Pump and injection valve for liquid chromatography

Country Status (9)

Country Link
US (1) US9546646B2 (enExample)
EP (1) EP2946188B1 (enExample)
JP (1) JP6114405B2 (enExample)
KR (1) KR102090855B1 (enExample)
CN (1) CN104956199B (enExample)
AU (1) AU2014207605B2 (enExample)
CA (1) CA2894177C (enExample)
ES (1) ES2744351T3 (enExample)
WO (1) WO2014113480A2 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008006266B4 (de) 2008-01-25 2011-06-09 Dionex Softron Gmbh Probengeber für die Flüssigkeitschromatographie, insbesondere für die Hochleistungsflüssigkeitschromatographie
US9539524B2 (en) 2013-01-16 2017-01-10 Valco Instruments Company, L.P. Pump and injector for liquid chromatography
JP6651238B2 (ja) * 2014-12-15 2020-02-19 ジーイー・ヘルスケア・バイオサイエンス・アクチボラグ ロータリーバルブおよびシステム
DE202016100451U1 (de) 2015-06-25 2016-02-16 Dionex Softron Gmbh Probengeber für die Flüssigkeitschromatographie, insbesondere für die Hochleistungsflüssigkeitschromatographie
DE102016101658B4 (de) 2016-01-29 2018-04-05 Dionex Softron Gmbh Probenvorkompressionsventil für die Flüssigkeitschromatographie, insbesondere für die Hochleistungsflüssigkeitschromatographie
US11119076B2 (en) 2018-02-26 2021-09-14 Valco Instruments Company, L.P. System and valve for liquid chromatography
US11002262B2 (en) 2018-02-26 2021-05-11 Valco Instruments Company, L.P. Pump for liquid chromatography with pressure sensor
US11041581B2 (en) 2018-02-26 2021-06-22 Valco Instruments Company, L.P. Zero dead volume fitting assembly
US11067473B2 (en) * 2019-06-07 2021-07-20 Packaging Technologies & Inspection, LLC System and method for high voltage leak detection

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300393A (en) 1979-12-14 1981-11-17 Stearns Stanley D Sample introduction apparatus for gas chromatographic analysis using packed or capillary bore open tubular columns and method of testing
US4444066A (en) * 1981-06-29 1984-04-24 Beckman Instruments, Inc. High pressure sample injector valve
US4506558A (en) * 1983-03-03 1985-03-26 Rheodyne Incorporated Injector with minimal flow-interrupt transient
JPS61134668A (ja) * 1984-12-06 1986-06-21 Toyo Soda Mfg Co Ltd 液注入装置
JPS61118640A (ja) * 1984-11-15 1986-06-05 Toyo Soda Mfg Co Ltd 液注入装置
US4926702A (en) * 1987-09-18 1990-05-22 Beckman Instruments, Inc. Sample presence detector for automatic sample injector
NL8802810A (nl) * 1988-11-15 1990-06-01 Eurotool Bv Inspuitmondstuk voor toepassing bij een spuitgiet-inrichting.
US4957085A (en) * 1989-02-16 1990-09-18 Anatoly Sverdlin Fuel injection system for internal combustion engines
US5920006A (en) * 1997-06-16 1999-07-06 Digichrom, Inc. Liquid chromatographic pump and valve assembly
US5948448A (en) * 1997-11-18 1999-09-07 Eurotool, Inc. Apparatus for controlling plastic melt flow in injection molding machines
US6155123A (en) 1998-04-17 2000-12-05 Rheodyne, L.P. Multivalving sample injection system
PT1213479E (pt) * 2000-12-11 2003-07-31 Gilson Inc Bomba de alta pressao baixo volume
US6382035B1 (en) * 2001-04-02 2002-05-07 Rheodyne, Lp Multi-valving sample injection apparatus
JP3829718B2 (ja) * 2002-01-08 2006-10-04 株式会社島津製作所 高速液体クロマトグラフ
ES2304159T3 (es) * 2003-04-03 2008-09-16 Cs Analytics Ag Valvula rotativa.
CN100422731C (zh) * 2005-06-27 2008-10-01 浙江大学 微流控芯片负压进样和分离的装置
JP4670590B2 (ja) * 2005-10-28 2011-04-13 株式会社島津製作所 流路切換バルブ及びそれを用いた高速液体クロマトグラフ
US7517395B2 (en) * 2005-12-01 2009-04-14 Agilent Technologies, Inc. Seal having low friction non-stick surface layer
AU2008217771B2 (en) * 2007-02-22 2013-09-26 Ge Healthcare Bio-Sciences Ab Rotation valve for sample injection
DE102007059651B4 (de) * 2007-12-10 2017-05-24 Dionex Softron Gmbh Probengeber für die Hochleistungsflüssigkeitschromatographie
JP2009276110A (ja) * 2008-05-13 2009-11-26 Tosoh Corp クロマトグラフ分析装置用試料注入システム
DE102009004828B4 (de) * 2009-01-13 2010-12-09 Lts Lohmann Therapie-Systeme Ag Injektor mit verdrängbarem Stopfenteil
US7955071B1 (en) * 2009-11-30 2011-06-07 Dme Company Llc Apparatus for injection molding
US8047836B2 (en) * 2010-04-06 2011-11-01 Mold Hotrunner Solutions Inc. Nozzle valve gate apparatus with wiper seal
JP5646902B2 (ja) * 2010-07-26 2014-12-24 アークレイ株式会社 液体クロマトグラフィ装置およびインジェクションバルブ
DE102011000104B4 (de) * 2011-01-12 2013-02-07 Dionex Softron Gmbh Hochdruck-Schaltventil für die Hochleistungsflüssigkeitschromatographie
WO2012122442A2 (en) 2011-03-10 2012-09-13 Waters Technologies Corporation Pump head outlet port
JP6034808B2 (ja) * 2011-03-10 2016-11-30 ウオーターズ・テクノロジーズ・コーポレイシヨン 往復及び回転用途用のシールアセンブリ

Also Published As

Publication number Publication date
KR102090855B1 (ko) 2020-03-18
JP6114405B2 (ja) 2017-04-12
KR20150118137A (ko) 2015-10-21
US9546646B2 (en) 2017-01-17
WO2014113480A3 (en) 2014-10-23
WO2014113480A2 (en) 2014-07-24
CN104956199B (zh) 2018-08-21
US20140197247A1 (en) 2014-07-17
JP2016507048A (ja) 2016-03-07
EP2946188B1 (en) 2019-08-21
EP2946188A4 (en) 2016-09-07
CA2894177A1 (en) 2014-07-24
CN104956199A (zh) 2015-09-30
ES2744351T3 (es) 2020-02-24
AU2014207605A1 (en) 2015-05-21
AU2014207605B2 (en) 2016-12-22
EP2946188A2 (en) 2015-11-25

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Effective date: 20180608