DE2720669C3 - Vorrichtung zum Vermischen einer flüssigen Probe mit einer Verdünnungsflüssigkeit - Google Patents

Vorrichtung zum Vermischen einer flüssigen Probe mit einer Verdünnungsflüssigkeit

Info

Publication number
DE2720669C3
DE2720669C3 DE2720669A DE2720669A DE2720669C3 DE 2720669 C3 DE2720669 C3 DE 2720669C3 DE 2720669 A DE2720669 A DE 2720669A DE 2720669 A DE2720669 A DE 2720669A DE 2720669 C3 DE2720669 C3 DE 2720669C3
Authority
DE
Germany
Prior art keywords
piston
stop
housing
threaded rod
push button
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
Application number
DE2720669A
Other languages
German (de)
English (en)
Other versions
DE2720669B2 (de
DE2720669A1 (de
Inventor
Eric Jacques Henri Georges Villiers-Le-Bel Marteau D'autry
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE2720669A1 publication Critical patent/DE2720669A1/de
Publication of DE2720669B2 publication Critical patent/DE2720669B2/de
Application granted granted Critical
Publication of DE2720669C3 publication Critical patent/DE2720669C3/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/02—Burettes; Pipettes
    • B01L3/021—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids
    • B01L3/0217—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type
    • B01L3/0231—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type having several coaxial pistons
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/38—Diluting, dispersing or mixing samples
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00—Additional constructional details
    • B01L2300/02—Identification, exchange or storage of information
    • B01L2300/025—Displaying results or values with integrated means
    • B01L2300/026—Drum counters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/38—Diluting, dispersing or mixing samples
    • G01N2001/382—Diluting, dispersing or mixing samples using pistons of different sections

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Accessories For Mixers (AREA)
DE2720669A 1976-05-10 1977-05-07 Vorrichtung zum Vermischen einer flüssigen Probe mit einer Verdünnungsflüssigkeit Expired DE2720669C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7613939A FR2351402A1 (fr) 1976-05-10 1976-05-10 Diluteur reglable

Publications (3)

Publication Number Publication Date
DE2720669A1 DE2720669A1 (de) 1977-12-22
DE2720669B2 DE2720669B2 (de) 1980-08-21
DE2720669C3 true DE2720669C3 (de) 1981-05-14

Family

ID=9172901

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2720669A Expired DE2720669C3 (de) 1976-05-10 1977-05-07 Vorrichtung zum Vermischen einer flüssigen Probe mit einer Verdünnungsflüssigkeit

Country Status (5)

Country Link
US (1) US4141250A (OSRAM)
JP (1) JPS52135873A (OSRAM)
DE (1) DE2720669C3 (OSRAM)
FR (1) FR2351402A1 (OSRAM)
GB (1) GB1579886A (OSRAM)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432161A1 (fr) * 1978-07-24 1980-02-22 Marteau D Autry Eric Pipette reglable de distribution a repetition de solutions ou de suspensions
FI56937C (fi) * 1978-08-04 1980-05-12 Suovaniemi Finnpipette Anordning foer att avlaegsna en engaongsspetsbehaollare fraon en pipett
FR2446672A1 (fr) * 1979-01-19 1980-08-14 Marteau D Autry Eric Pipette a deplacement positif
US4250755A (en) * 1979-10-22 1981-02-17 Drummond Scientific Co. Pipette
FI60359C (fi) * 1980-06-02 1982-01-11 Suovaniemi Finnpipette Pipett
FI64752C (fi) * 1982-06-29 1984-01-10 Labsystems Oy Volymreglerbar pipett
US4593837A (en) * 1985-03-15 1986-06-10 Eastman Kodak Company Variable volume pipette
US5018394A (en) * 1990-01-10 1991-05-28 Gilson Warren E Continuously adjustable diluting device for mixing predetermined volumes of liquid
DE4014333A1 (de) * 1990-05-04 1991-11-28 Eppendorf Geraetebau Netheler Pipettiervorrichtung
FI86812C (fi) * 1991-01-07 1992-10-26 Labsystems Oy Foertraengningspipett
FR2696110B1 (fr) * 1992-09-28 1994-12-09 Gilson Medical Electronics Sa Perfectionnement à une piquette de prélèvement et de distribution de volumes réglables de liquides.
US5804144A (en) * 1993-04-21 1998-09-08 Labsystems Oy Piston pipette
DE4335863C1 (de) * 1993-10-21 1995-02-02 Eppendorf Geraetebau Netheler Kolbenhubpipette
FI951766A0 (fi) * 1995-04-12 1995-04-12 Labsystems Oy Faspipett
US5650124A (en) * 1995-07-24 1997-07-22 Gilson; Warren E. Adjustable pipette
US5849248A (en) * 1996-03-05 1998-12-15 Rainin Instrument Co., Inc. Adjustable volume pipette with improved volume adjustment lock mechanism
FI20002241A0 (fi) * 2000-10-11 2000-10-11 Labsystems Oy Säädettävä pipetti
AU2003240282B8 (en) * 2002-05-07 2009-08-06 Ben Bremauer Apparatus for mixing and/or testing small volumes of fluids
AUPS229802A0 (en) * 2002-05-07 2002-06-13 Bremauer, Ben Apparatus for mixing and/or testing small volumes of fluids
WO2009125337A1 (fr) * 2008-04-08 2009-10-15 Socorex Isba S.A. Joint pour dispositif de dosage de liquides
FR3049877B1 (fr) * 2016-04-12 2018-04-13 Gilson Sas Pipette pour le prelevement d'une plage etendue de volumes de liquide
JP6864377B2 (ja) * 2016-08-22 2021-04-28 ユニバーサル・バイオ・リサーチ株式会社 分注用シリンダ、並びに、それを用いた分注装置および分注処理方法
DE102016121817A1 (de) * 2016-11-14 2018-05-17 Ika-Werke Gmbh & Co. Kg Handdosiervorrichtung und Handdosiervorrichtungsanordnung
CN115501922B (zh) * 2022-11-01 2024-03-26 睿科生化科技(广东)有限公司 一种自动切换容量的高精度移液泵

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3013435A (en) * 1959-04-06 1961-12-19 Microchemical Specialties Co Buret
US3646817A (en) * 1968-10-25 1972-03-07 Bio Dynamics Inc Pipette
US3613952A (en) * 1970-04-23 1971-10-19 Cole Parmer Instr Co Fluid dispenser with adjustable stroke piston and register
US3855867A (en) * 1972-08-21 1974-12-24 Oxford Lab Liquid transfer pipetting device
DE7338129U (de) * 1972-10-24 1974-01-24 Gilson R Einstellbare Pipette
US3831816A (en) * 1973-06-29 1974-08-27 R Pauliukonis Chemical syringe
FR2287941A1 (fr) 1974-10-15 1976-05-14 Marteau D Autry Eric Dispositif d'ejection de l'embout amovible d'une pipette
FR2295405A1 (fr) * 1974-10-29 1976-07-16 Marteau D Autry Eric Pipette etalonnable
US3935734A (en) * 1975-02-26 1976-02-03 Keegan William P Pipettes
US4054062A (en) * 1976-05-03 1977-10-18 Oxford Laboratories Inc. Hand-held micropipettor with improved accuracy of liquid volumes transferred

Also Published As

Publication number Publication date
FR2351402A1 (fr) 1977-12-09
JPS52135873A (en) 1977-11-14
GB1579886A (en) 1980-11-26
US4141250A (en) 1979-02-27
DE2720669B2 (de) 1980-08-21
FR2351402B1 (OSRAM) 1981-03-20
DE2720669A1 (de) 1977-12-22

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C3 Grant after two publication steps (3rd publication)
AG Has addition no.

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