ES283482U - Aparato de manometro mejorado para dosificar cantidades iguales sucesivas de una suspension liquida a traves de un instrumento al que esta conectado al manometro - Google Patents

Aparato de manometro mejorado para dosificar cantidades iguales sucesivas de una suspension liquida a traves de un instrumento al que esta conectado al manometro

Info

Publication number
ES283482U
ES283482U ES1983283482U ES283482U ES283482U ES 283482 U ES283482 U ES 283482U ES 1983283482 U ES1983283482 U ES 1983283482U ES 283482 U ES283482 U ES 283482U ES 283482 U ES283482 U ES 283482U
Authority
ES
Spain
Prior art keywords
mercury
axis
stop
flow path
fluid
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
ES1983283482U
Other languages
English (en)
Other versions
ES283482Y (es
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.)
Becton Dickinson and Co
Original Assignee
Becton Dickinson and Co
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 Becton Dickinson and Co filed Critical Becton Dickinson and Co
Publication of ES283482U publication Critical patent/ES283482U/es
Application granted granted Critical
Publication of ES283482Y publication Critical patent/ES283482Y/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
    • G01L7/08—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/04—Devices or apparatus for measuring differences of two or more fluid pressure values using floats or liquids as sensing elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/18—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements using liquid as the pressure-sensitive medium, e.g. liquid-column gauges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0091—Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
    • G01N15/131—Details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)

Abstract

Aparato de manómetro mejorado para dosificar cantidades iguales sucesivas de una suspensión líquida a través de un instrumento al que está conectado el manómetro, que comprende (a) un alojamiento con una abertura de ventilación en un extremo y una abertura de conexión de muestra en el otro extremo, (b) un paso de dicho alojamiento que se extiende desde dicha abertura de ventilación hasta dicha abertura de conexión de muestra, (c) una cavidad o pozo vertical de suministro de mercurio en dicho paco j n e a dicha abertura de conexión de muestra, (d) una cámara de dosificación sustancialmente horizontal en dicho paso definida par electrodos de arranque y parada espaciados situados en sus extremos, cuyas mejoras se caracterizan por: (e) un diafragma estirable permeable a los gases, impermeable al mercurio en cada una de dichas aberturas de ventilación y de conexión de muestra; (f) siendo dichos diafragmas impermeables a los gases que contengan azufre; (g) conductores para conectar dichos electrodos de arranque y de parada al instrumento al que dicho manómetro va a controlar; (h) siendo dichos alambres conductores alambres conductores sencillos que se extienden hasta el eje geométrico de dicha cámara de dosificación para aplicarse a un menisco de pase a su través e (i) siendo dicha cámara de dosificación de una dimensión previamente ajustada entre dichos electrodos de arranque y de parada.
ES1983283482U 1983-01-06 1983-11-25 Aparato de manometro mejorado para dosificar cantidades iguales sucesivas de una suspension liquida a traves de un instrumento al que esta conectado al manometro Expired ES283482Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/456,175 US4461181A (en) 1983-01-06 1983-01-06 Control for sample volume metering apparatus

Publications (2)

Publication Number Publication Date
ES283482U true ES283482U (es) 1985-05-01
ES283482Y ES283482Y (es) 1985-12-16

Family

ID=23811760

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1983283482U Expired ES283482Y (es) 1983-01-06 1983-11-25 Aparato de manometro mejorado para dosificar cantidades iguales sucesivas de una suspension liquida a traves de un instrumento al que esta conectado al manometro

Country Status (6)

Country Link
US (1) US4461181A (es)
EP (1) EP0115587B1 (es)
JP (1) JPS59142425A (es)
BR (1) BR8305803A (es)
DE (1) DE3376232D1 (es)
ES (1) ES283482Y (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5113048A (en) * 1989-12-15 1992-05-12 Crest Electronics Pneumatically actuated hospital signaling device
US5269182A (en) * 1991-09-25 1993-12-14 Posey Tommy H Mercury containment device and method
US5432992A (en) * 1993-12-23 1995-07-18 Abbott Laboratories Method of making count probe with removable count wafer
US5693887A (en) 1995-10-03 1997-12-02 Nt International, Inc. Pressure sensor module having non-contaminating body and isolation member
US5869766A (en) * 1995-10-03 1999-02-09 Nt International, Inc. Non-contaminating pressure transducer module
USRE38557E1 (en) 1995-10-03 2004-07-20 Nt International, Inc. Non-contaminating pressure transducer module
IT1311583B1 (it) * 1999-11-08 2002-03-13 Gvs S R L Dispositivo di protezione per trasduttori, particolarmente perprocessi di emodialisi .
US6578435B2 (en) 1999-11-23 2003-06-17 Nt International, Inc. Chemically inert flow control with non-contaminating body
US6550338B1 (en) 2000-07-07 2003-04-22 Ardishir Rashidi Pressure sensing device
US20080108954A1 (en) * 2006-11-02 2008-05-08 Jean-Marie Mathias Flow Controllers
US20080108955A1 (en) * 2006-11-02 2008-05-08 Blickhan Bryan J Flow Controllers
US20090218535A1 (en) * 2008-02-27 2009-09-03 Andres Pasko Flow controllers for fluid circuits

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3122924A (en) * 1964-03-03 Manometer
US1642615A (en) * 1923-03-26 1927-09-13 Ig Farbenindustrie Ag Manometer
US1917637A (en) * 1931-02-24 1933-07-11 Frank W Dwyer Gauge
US1997437A (en) * 1932-09-21 1935-04-09 Frederick P Smith Self-refilling manometer
US2475602A (en) * 1945-05-05 1949-07-12 Albert C Forst Manometer
US2819616A (en) * 1954-12-06 1958-01-14 Aro Equipment Corp Multi-range manometer system having an automatic shut-off valve
BE562451A (es) * 1956-05-09
US3056299A (en) * 1958-03-14 1962-10-02 Kormendy Lajos Miniature mercury pressure gauge, particularly for measuring the bloodpressure
US3208284A (en) * 1960-07-01 1965-09-28 Rivero Benito Muguira Gas manometer
US3248948A (en) * 1963-01-16 1966-05-03 Rolson Corp Dual test manometer and fittings therefor
US3492871A (en) * 1967-02-25 1970-02-03 Giovanni Rainero Mercury column pressure gauges
US3446076A (en) * 1967-04-03 1969-05-27 Dieterich Standard Corp Manometric gauges
US3433077A (en) * 1967-05-03 1969-03-18 Roger Gilmont Instr Inc Compensated syringe manometer
US3541858A (en) * 1968-07-25 1970-11-24 Scott & Fetzer Co U-tube manometer with shipping seal
US3611811A (en) * 1970-03-27 1971-10-12 Liquidonics Inc Differential density manometer
DE2308004A1 (de) * 1973-02-17 1974-08-22 Hans Maile Einrichtung zur druck- oder zugmessung mittels einem mit messfluessigkeit gefuelltem messrohr
DE2417626C2 (de) * 1973-04-16 1986-07-24 Coulter Electronics, Inc., Hialeah, Fla. Vorrichtung für die Verdrängung eines vorgegebenen Volumens einer Flüssigkeit
US3921006A (en) * 1974-09-16 1975-11-18 Coulter Electronics Particle counting apparatus including isolated manometer
US4165484A (en) * 1977-03-23 1979-08-21 Becton, Dickinson And Company Particle counting apparatus utilizing various fluid resistors to maintain proper pressure differentials

Also Published As

Publication number Publication date
ES283482Y (es) 1985-12-16
JPS59142425A (ja) 1984-08-15
BR8305803A (pt) 1984-09-18
DE3376232D1 (en) 1988-05-11
US4461181A (en) 1984-07-24
EP0115587A1 (en) 1984-08-15
EP0115587B1 (en) 1988-04-06

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Legal Events

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FD1K Utility model lapsed

Effective date: 20000601