DE3837325C2 - - Google Patents

Info

Publication number
DE3837325C2
DE3837325C2 DE19883837325 DE3837325A DE3837325C2 DE 3837325 C2 DE3837325 C2 DE 3837325C2 DE 19883837325 DE19883837325 DE 19883837325 DE 3837325 A DE3837325 A DE 3837325A DE 3837325 C2 DE3837325 C2 DE 3837325C2
Authority
DE
Germany
Prior art keywords
eccentric
piston
master cylinder
liquid
delivery
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.)
Expired - Lifetime
Application number
DE19883837325
Other languages
German (de)
English (en)
Other versions
DE3837325A1 (de
Inventor
Wolfgang Dipl.-Chem. Dr. 2803 Weyhe De Risler
Uwe Dipl.-Ing. 2863 Ritterhude De Nagel
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.)
Bruker Daltonics GmbH and Co KG
Original Assignee
Bruken Franzen Analytik GmbH
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 Bruken Franzen Analytik GmbH filed Critical Bruken Franzen Analytik GmbH
Priority to DE19883837325 priority Critical patent/DE3837325A1/de
Priority to EP19890119873 priority patent/EP0367099A3/de
Publication of DE3837325A1 publication Critical patent/DE3837325A1/de
Application granted granted Critical
Publication of DE3837325C2 publication Critical patent/DE3837325C2/de
Granted legal-status Critical Current

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
    • G01N30/32—Control of physical parameters of the fluid carrier of pressure or 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
    • 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
    • F04B11/0075—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons connected in series
    • F04B11/0083—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using two or more pumping pistons connected in series the pistons having different cross-sections
    • 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)
  • Reciprocating Pumps (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Reciprocating Pumps (AREA)
DE19883837325 1988-11-03 1988-11-03 Fluessigkeits-kolbenpumpe fuer chromatographische analysegeraete Granted DE3837325A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19883837325 DE3837325A1 (de) 1988-11-03 1988-11-03 Fluessigkeits-kolbenpumpe fuer chromatographische analysegeraete
EP19890119873 EP0367099A3 (de) 1988-11-03 1989-10-26 Flüssigkeits-Kolbenpumpe für chromatographische Analysegeräte

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19883837325 DE3837325A1 (de) 1988-11-03 1988-11-03 Fluessigkeits-kolbenpumpe fuer chromatographische analysegeraete

Publications (2)

Publication Number Publication Date
DE3837325A1 DE3837325A1 (de) 1990-05-10
DE3837325C2 true DE3837325C2 (US20030199744A1-20031023-C00003.png) 1991-02-21

Family

ID=6366406

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883837325 Granted DE3837325A1 (de) 1988-11-03 1988-11-03 Fluessigkeits-kolbenpumpe fuer chromatographische analysegeraete

Country Status (2)

Country Link
EP (1) EP0367099A3 (US20030199744A1-20031023-C00003.png)
DE (1) DE3837325A1 (US20030199744A1-20031023-C00003.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0883744B1 (en) * 1996-02-27 2002-05-22 Amersham Pharmacia Biotech AB Pump
DE102011051028A1 (de) * 2011-06-10 2012-12-13 Prominent Dosiertechnik Gmbh Membrandosierpumpe

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4006470A1 (de) * 1990-03-02 1991-09-05 Karl Eickmann Hochdruck-aggregat
US5108264A (en) * 1990-08-20 1992-04-28 Hewlett-Packard Company Method and apparatus for real time compensation of fluid compressibility in high pressure reciprocating pumps
US6019897A (en) * 1998-08-20 2000-02-01 Dyax Corporation System for simultaneously pumping solvent for a plurality of chromatography columns
EP1236893A1 (fr) * 2001-02-28 2002-09-04 FMSW sprl Dispositif de dosage de fluide à flux continu
WO2007051113A2 (en) 2005-10-27 2007-05-03 Waters Investments Limited Pump
US8182680B2 (en) 2009-04-29 2012-05-22 Agilent Technologies, Inc. Primary piston correction during transfer
CN112727752B (zh) * 2020-12-28 2022-10-14 广东拓斯达科技股份有限公司 一种多泵合流的流量脉动消除方法和装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE864202C (de) * 1938-11-20 1953-01-22 Burkhardt & Weber K G L Kolbenpumpe
DE2446805A1 (de) * 1974-10-01 1976-04-08 Ott Kg Lewa Pulsationsfrei arbeitende dosierpumpe
DE2725464A1 (de) * 1977-06-04 1978-12-14 Mueszeripari Muevek Lab Pulsationsfreie zumesspumpe
DE3203722C2 (de) * 1982-02-04 1985-08-01 Gynkotek Gesellschaft für den Bau wissenschaftlich-technischer Geräte mbH, 8000 München Schubkolbenpumpe zur pulsationsarmen Förderung einer Flüssigkeit
JPS5974377A (ja) * 1982-10-20 1984-04-26 Asahi Chem Ind Co Ltd ポンプ装置
FR2551505B1 (fr) * 1983-08-31 1988-02-26 Groupe Indl Realisa Applic Gir Systeme de pompage pour chromatographie en phase liquide
GB2195474B (en) * 1986-09-17 1991-01-23 Philips Electronic Associated Liquid chromatograph
JP2504001B2 (ja) * 1986-10-14 1996-06-05 横河電機株式会社 送液装置
JP2604362B2 (ja) * 1986-10-22 1997-04-30 株式会社日立製作所 低脈流ポンプ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0883744B1 (en) * 1996-02-27 2002-05-22 Amersham Pharmacia Biotech AB Pump
DE102011051028A1 (de) * 2011-06-10 2012-12-13 Prominent Dosiertechnik Gmbh Membrandosierpumpe

Also Published As

Publication number Publication date
DE3837325A1 (de) 1990-05-10
EP0367099A3 (de) 1991-01-09
EP0367099A2 (de) 1990-05-09

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee