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FI885165A7 - Method and device for accurate dosing of liquid substances - Google Patents

Method and device for accurate dosing of liquid substances Download PDF

Info

Publication number
FI885165A7
FI885165A7 FI885165A FI885165A FI885165A7 FI 885165 A7 FI885165 A7 FI 885165A7 FI 885165 A FI885165 A FI 885165A FI 885165 A FI885165 A FI 885165A FI 885165 A7 FI885165 A7 FI 885165A7
Authority
FI
Finland
Prior art keywords
liquid substances
accurate dosing
dosing
accurate
substances
Prior art date
Application number
FI885165A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI885165L (en
FI885165A0 (en
Inventor
Aimo Juha
Original Assignee
Tasowheel Oy
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 Tasowheel Oy filed Critical Tasowheel Oy
Priority to FI885165A priority Critical patent/FI885165A7/en
Publication of FI885165A0 publication Critical patent/FI885165A0/en
Priority to AU44910/89A priority patent/AU4491089A/en
Priority to PCT/FI1989/000206 priority patent/WO1990005284A1/en
Publication of FI885165L publication Critical patent/FI885165L/en
Publication of FI885165A7 publication Critical patent/FI885165A7/en

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
    • B01L3/0227—Details of motor drive means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
    • G01F11/02—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
    • G01F11/021—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the piston type

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
FI885165A 1988-11-10 1988-11-10 Method and device for accurate dosing of liquid substances FI885165A7 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI885165A FI885165A7 (en) 1988-11-10 1988-11-10 Method and device for accurate dosing of liquid substances
AU44910/89A AU4491089A (en) 1988-11-10 1989-11-10 A method and apparatus for precise dosage measuring of liquid materials
PCT/FI1989/000206 WO1990005284A1 (en) 1988-11-10 1989-11-10 A method and apparatus for precise dosage measuring of liquid materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI885165A FI885165A7 (en) 1988-11-10 1988-11-10 Method and device for accurate dosing of liquid substances

Publications (3)

Publication Number Publication Date
FI885165A0 FI885165A0 (en) 1988-11-10
FI885165L FI885165L (en) 1990-05-11
FI885165A7 true FI885165A7 (en) 1990-05-11

Family

ID=8527335

Family Applications (1)

Application Number Title Priority Date Filing Date
FI885165A FI885165A7 (en) 1988-11-10 1988-11-10 Method and device for accurate dosing of liquid substances

Country Status (3)

Country Link
AU (1) AU4491089A (en)
FI (1) FI885165A7 (en)
WO (1) WO1990005284A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4107479A1 (en) * 1991-03-08 1992-09-10 Dynamic Antriebstechnik Gmbh Dosing arrangement for liquids or pastes for medical media - has piston movable axially in chamber with dispensing needle tip, electric motor driving piston rod via transmission
DE102004038962B4 (en) * 2004-08-10 2007-10-31 Heraeus Kulzer Gmbh Multi-dose dispensers for small quantities and its use

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1909540A1 (en) * 1969-02-26 1970-09-17 Dibbern Dr Rer Nat Hans Werner Microdosing device
FR2277332A1 (en) * 1974-07-05 1976-01-30 Tacussel Jacques Piston burette with motor control - useful in automatic titrations over a wide range of liq. rates
DE2937066A1 (en) * 1979-09-13 1981-03-26 Clinicon International Gmbh, 6800 Mannheim DOSING DEVICE
IT8152958V0 (en) * 1981-02-24 1981-02-24 Riv Officine Di Villar Perosa SUPPORT ELEMENT FOR A RACK OF A STEERING BOX OF A VEHICLE
US4539854A (en) * 1983-10-13 1985-09-10 Corning Glass Works Friction drive for metering device

Also Published As

Publication number Publication date
FI885165L (en) 1990-05-11
AU4491089A (en) 1990-05-28
FI885165A0 (en) 1988-11-10
WO1990005284A1 (en) 1990-05-17

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: TASOWHEEL OY