GB2059919B - Fluid metering device - Google Patents

Fluid metering device

Info

Publication number
GB2059919B
GB2059919B GB8028493A GB8028493A GB2059919B GB 2059919 B GB2059919 B GB 2059919B GB 8028493 A GB8028493 A GB 8028493A GB 8028493 A GB8028493 A GB 8028493A GB 2059919 B GB2059919 B GB 2059919B
Authority
GB
United Kingdom
Prior art keywords
metering device
fluid metering
fluid
metering
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
GB8028493A
Other versions
GB2059919A (en
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.)
Quest Medical Inc
Original Assignee
Quest Medical 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 Quest Medical Inc filed Critical Quest Medical Inc
Publication of GB2059919A publication Critical patent/GB2059919A/en
Application granted granted Critical
Publication of GB2059919B publication Critical patent/GB2059919B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01F11/08—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 diaphragm or bellows type
    • G01F11/086—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 diaphragm or bellows type using an auxiliary pressure to cooperate with the diaphragm or bellows
    • 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
    • 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
    • G01F11/04—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 free-piston type
    • 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
    • G01F11/04—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 free-piston type
    • G01F11/06—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 free-piston type with provision for varying the stroke of the piston
    • 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
    • G01F11/08—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 diaphragm or bellows type

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • External Artificial Organs (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
GB8028493A 1979-09-04 1980-09-03 Fluid metering device Expired GB2059919B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7184379A 1979-09-04 1979-09-04

Publications (2)

Publication Number Publication Date
GB2059919A GB2059919A (en) 1981-04-29
GB2059919B true GB2059919B (en) 1983-04-20

Family

ID=22103945

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8028493A Expired GB2059919B (en) 1979-09-04 1980-09-03 Fluid metering device

Country Status (5)

Country Link
JP (1) JPS5636962A (en)
CA (1) CA1166916A (en)
DE (1) DE3031810A1 (en)
FR (1) FR2464459B1 (en)
GB (1) GB2059919B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391598A (en) * 1981-04-28 1983-07-05 Quest Medical, Inc. Intravenous drug additive delivery system with electronic control
US4559044A (en) * 1982-08-03 1985-12-17 Quest Medical, Inc. Volumetric metering unit for intravenous fluid addition
FR2610717B1 (en) * 1987-02-11 1993-07-30 Lesieur Cotelle ELECTROMAGNETIC VOLUMETRIC DOSER
DE3800667A1 (en) * 1988-01-13 1989-07-27 Brand Rudolf Gmbh & Co Device for measuring and/or discharging liquid volumes, in particular dispenser, burette or the like
DE4140251A1 (en) * 1991-12-06 1993-06-09 Hans 8500 Nuernberg De Deinlein-Kalb Device for limiting systolic blood pressure - comprises accumulator valve implanted and connected on one side to artery and on other side to vein and has membrane drive to operate pressure limiting valve
DE4405026A1 (en) * 1994-02-17 1995-08-24 Rossendorf Forschzent Micro fluid manipulator
US7384249B2 (en) * 2005-02-28 2008-06-10 Nordson Corporation Fluid metering system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE103708C (en) *
GB1051710A (en) * 1900-01-01
FR542743A (en) * 1921-10-26 1922-08-21 Cfcmug Installation for rapid dispensing of liquids in exactly dosed quantities
GB676943A (en) * 1951-02-26 1952-08-06 I Utilisation Rationelle Des G Apparatus for filling containers with measured quantities of liquids
GB807338A (en) * 1954-11-02 1959-01-14 Unilever Ltd Automatic filling devices for liquid or plastic substances
FR1407789A (en) * 1964-06-24 1965-08-06 Volumetric fluid distributor
GB1115231A (en) * 1964-11-04 1968-05-29 Christopher Ian Arthur Ellis Improved dispensing device
JPS503569Y1 (en) * 1970-07-17 1975-01-30
SE373206B (en) * 1972-06-19 1975-01-27 Alfa Laval Ab
SE380347B (en) * 1973-02-19 1975-11-03 Alfa Laval Ab METHOD APPARATUS INCLUDING ATMINSTONE A PAIR OF METHEE CHAMBER, IN WHICH A COMMON POWER BODY IS MOVING FRONT AND BETWEEN TWO FINALLY
JPS503210A (en) * 1973-05-11 1975-01-14
US4207871A (en) * 1978-06-07 1980-06-17 Imed Corporation System for controlling the flow of intravenous fluids to a patient

Also Published As

Publication number Publication date
GB2059919A (en) 1981-04-29
FR2464459A1 (en) 1981-03-06
DE3031810A1 (en) 1981-03-19
JPS5636962A (en) 1981-04-10
FR2464459B1 (en) 1986-06-06
CA1166916A (en) 1984-05-08

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee