FR2230977A1 - Positive displacement metering using pistons - all driven by common gear system with electronic travelling indicator - Google Patents

Positive displacement metering using pistons - all driven by common gear system with electronic travelling indicator

Info

Publication number
FR2230977A1
FR2230977A1 FR7418074A FR7418074A FR2230977A1 FR 2230977 A1 FR2230977 A1 FR 2230977A1 FR 7418074 A FR7418074 A FR 7418074A FR 7418074 A FR7418074 A FR 7418074A FR 2230977 A1 FR2230977 A1 FR 2230977A1
Authority
FR
France
Prior art keywords
pistons
indicator
driven
positive displacement
gear system
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.)
Granted
Application number
FR7418074A
Other languages
English (en)
French (fr)
Other versions
FR2230977B3 (enrdf_load_stackoverflow
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.)
Medizin und Labortechnik Leipzig VEB
Original Assignee
Medizin und Labortechnik Leipzig VEB
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 Medizin und Labortechnik Leipzig VEB filed Critical Medizin und Labortechnik Leipzig VEB
Publication of FR2230977A1 publication Critical patent/FR2230977A1/fr
Application granted granted Critical
Publication of FR2230977B3 publication Critical patent/FR2230977B3/fr
Granted 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
    • G01F11/021—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
    • 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

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)
  • Measuring Volume Flow (AREA)
  • Transmission Devices (AREA)
  • Gears, Cams (AREA)
FR7418074A 1973-05-25 1974-05-24 Positive displacement metering using pistons - all driven by common gear system with electronic travelling indicator Granted FR2230977A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD17106673A DD107861A1 (enrdf_load_stackoverflow) 1973-05-25 1973-05-25

Publications (2)

Publication Number Publication Date
FR2230977A1 true FR2230977A1 (en) 1974-12-20
FR2230977B3 FR2230977B3 (enrdf_load_stackoverflow) 1977-03-18

Family

ID=5491370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7418074A Granted FR2230977A1 (en) 1973-05-25 1974-05-24 Positive displacement metering using pistons - all driven by common gear system with electronic travelling indicator

Country Status (6)

Country Link
CS (1) CS182375B1 (enrdf_load_stackoverflow)
DD (1) DD107861A1 (enrdf_load_stackoverflow)
DE (1) DE2423727A1 (enrdf_load_stackoverflow)
FR (1) FR2230977A1 (enrdf_load_stackoverflow)
HU (1) HU172837B (enrdf_load_stackoverflow)
SU (1) SU583374A1 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3031192A1 (de) * 1980-08-18 1982-04-01 Henkel KGaA, 4000 Düsseldorf Vorrichtung zum abgeben von in vorgegebenem vehaeltnis zu mischenden stoffen
DE3327420A1 (de) * 1983-07-29 1985-02-07 Ludwig Schwerdtel GmbH, 8047 Karlsfeld Dosiergeraet zum dosieren einer hauptmasse und mindestens eines zuschlagstoffes, insbesondere zum dosieren hochviskoser massen

Also Published As

Publication number Publication date
CS182375B1 (en) 1978-04-28
SU583374A1 (ru) 1977-12-05
FR2230977B3 (enrdf_load_stackoverflow) 1977-03-18
HU172837B (hu) 1978-12-28
DD107861A1 (enrdf_load_stackoverflow) 1974-08-20
DE2423727A1 (de) 1974-12-05

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