FR2570491B1 - Capteur de mesure des variations d'une grandeur physique - Google Patents

Capteur de mesure des variations d'une grandeur physique

Info

Publication number
FR2570491B1
FR2570491B1 FR8414155A FR8414155A FR2570491B1 FR 2570491 B1 FR2570491 B1 FR 2570491B1 FR 8414155 A FR8414155 A FR 8414155A FR 8414155 A FR8414155 A FR 8414155A FR 2570491 B1 FR2570491 B1 FR 2570491B1
Authority
FR
France
Prior art keywords
sensor
physical quantity
measuring variations
variations
measuring
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
FR8414155A
Other languages
English (en)
Other versions
FR2570491A1 (fr
Inventor
Gerard Bardeche
Jean-Jacques Gagnepain
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.)
Centre National de la Recherche Scientifique CNRS
Original Assignee
Centre National de la Recherche Scientifique CNRS
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 Centre National de la Recherche Scientifique CNRS filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR8414155A priority Critical patent/FR2570491B1/fr
Publication of FR2570491A1 publication Critical patent/FR2570491A1/fr
Application granted granted Critical
Publication of FR2570491B1 publication Critical patent/FR2570491B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/243—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the phase or frequency of ac
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00—Measuring temperature based on the expansion or contraction of a material
    • G01K5/48—Measuring temperature based on the expansion or contraction of a material the material being a solid
    • G01K5/50—Measuring temperature based on the expansion or contraction of a material the material being a solid arranged for free expansion or contraction
    • G01K5/52—Measuring temperature based on the expansion or contraction of a material the material being a solid arranged for free expansion or contraction with electrical conversion means for final indication
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
FR8414155A 1984-09-14 1984-09-14 Capteur de mesure des variations d'une grandeur physique Expired FR2570491B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8414155A FR2570491B1 (fr) 1984-09-14 1984-09-14 Capteur de mesure des variations d'une grandeur physique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8414155A FR2570491B1 (fr) 1984-09-14 1984-09-14 Capteur de mesure des variations d'une grandeur physique

Publications (2)

Publication Number Publication Date
FR2570491A1 FR2570491A1 (fr) 1986-03-21
FR2570491B1 true FR2570491B1 (fr) 1988-05-13

Family

ID=9307741

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8414155A Expired FR2570491B1 (fr) 1984-09-14 1984-09-14 Capteur de mesure des variations d'une grandeur physique

Country Status (1)

Country Link
FR (1) FR2570491B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008052127A1 (de) * 2008-07-18 2010-01-28 Micro-Epsilon Messtechnik Gmbh & Co. Kg Temperaturmesseinrichtung und Verfahren zur Temperaturmessung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3031626A (en) * 1959-02-26 1962-04-24 Mitchell H Dazey Resonant cavity electrical transducer
CA1080313A (fr) * 1975-07-31 1980-06-24 Matsushita Electric Industrial Co., Ltd. Resonateur a cavite coaxiale
FR2488056A1 (fr) * 1980-07-29 1982-02-05 Thomson Csf Resonateur accordable et circuit hyperfrequence comportant au moins un tel resonateur

Also Published As

Publication number Publication date
FR2570491A1 (fr) 1986-03-21

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Legal Events

Date Code Title Description
ST Notification of lapse