FR1097349A - Procédé et appareillage pour la mesure, par voie électrique, de pressions et de pressions différentielles - Google Patents

Procédé et appareillage pour la mesure, par voie électrique, de pressions et de pressions différentielles

Info

Publication number
FR1097349A
FR1097349A FR1097349DA FR1097349A FR 1097349 A FR1097349 A FR 1097349A FR 1097349D A FR1097349D A FR 1097349DA FR 1097349 A FR1097349 A FR 1097349A
Authority
FR
France
Prior art keywords
pressures
electrical measurement
differential
differential pressures
measurement
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
Other languages
English (en)
Inventor
Carl Eickhoff
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 filed Critical
Application granted granted Critical
Publication of FR1097349A publication Critical patent/FR1097349A/fr
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
    • 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
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/007—Transmitting or indicating the displacement of flexible diaphragms using variations in inductance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
    • G01L23/08—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically
    • G01L23/12—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by changing capacitance or inductance
    • 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
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0058—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of pressure sensitive conductive solid or liquid material, e.g. carbon granules
    • 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
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
FR1097349D 1953-03-13 1954-03-12 Procédé et appareillage pour la mesure, par voie électrique, de pressions et de pressions différentielles Expired FR1097349A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1097349X 1953-03-13

Publications (1)

Publication Number Publication Date
FR1097349A true FR1097349A (fr) 1955-07-04

Family

ID=7722411

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1097349D Expired FR1097349A (fr) 1953-03-13 1954-03-12 Procédé et appareillage pour la mesure, par voie électrique, de pressions et de pressions différentielles

Country Status (1)

Country Link
FR (1) FR1097349A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979955A (en) * 1957-04-12 1961-04-18 Schlumberger Well Surv Corp Pressure responsive systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979955A (en) * 1957-04-12 1961-04-18 Schlumberger Well Surv Corp Pressure responsive systems

Similar Documents

Publication Publication Date Title
FR1096304A (fr) Procédé et appareil pour la fabrication des ballotines
FR1070517A (fr) Procédé et appareil pour la fabrication de pellicules
FR1096292A (fr) Procédé pour la fabrication de courroies et appareil pour sa mise en oeuvre
FR1091095A (fr) Procédé et appareil de fabrication des noyaux de sable
CA494971A (fr) Methode et appareil pour l'essai de corps solides
FR65698E (fr) Procede et appareil pour la production du gaz de fumier
FR1177159A (fr) Procédé et appareil pour la mesure de forces ou de pressions
FR1073143A (fr) Procédé et appareil pour la synthèse de polyamides
FR992938A (fr) Appareils et procédé pour la mesure de pressions
FR1113150A (fr) Procédé et appareil pour la préparation de yaourt
FR1119831A (fr) Procédé et appareil pour la fabrication de paliers lisses
FR1128931A (fr) Procédé et appareil pour la fabrication de paliers lisses
FR1085682A (fr) Appareil pour les épreuves audiométriques
FR1109108A (fr) Méthode et appareillage pour la production de particules ionisées
FR1108221A (fr) Procédé et appareil pour la production de comprimés dragéifiés
CA491209A (fr) Methode et appareil pour l'appretage de tissus
CA490629A (fr) Methode et appareil pour la production de tuyau
FR1096556A (fr) Procédé et dispositif pour la mesure de résistances électriques
AU163960B2 (en) Apparatus and method for measuring physical properties fluidlike materials
DK83337C (da) Apparat til elektrisk måling af mekaniske forskydninger.
CA498766A (fr) Appareil de mesure de temperature
CA496421A (fr) Appareil et methode pour la fabrication et le sechage de blocs
FR1101711A (fr) Procédé et appareillage pour la construction de logements
AU1804253A (en) Apparatus and method for measuring physical properties fluidlike materials
FR1095425A (fr) Procédé et dispositifs pour la mesure de tensions et de courants