FR1427236A - Perfectionnements apportés aux transducteurs, notamment du type fonctionnant par courants de foucault - Google Patents
Perfectionnements apportés aux transducteurs, notamment du type fonctionnant par courants de foucaultInfo
- Publication number
- FR1427236A FR1427236A FR596A FR596A FR1427236A FR 1427236 A FR1427236 A FR 1427236A FR 596 A FR596 A FR 596A FR 596 A FR596 A FR 596A FR 1427236 A FR1427236 A FR 1427236A
- Authority
- FR
- France
- Prior art keywords
- transducers
- eddy currents
- type operating
- operating
- type
- 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
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
- 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
- G01D5/14—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 magnitude of a current or voltage
- G01D5/20—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 magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/2006—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 magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
- G01D5/202—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 magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by movable a non-ferromagnetic conductive element
-
- 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
- G01L9/0026—Transmitting or indicating the displacement of flexible, deformable tubes by electric, electromechanical, magnetic or electromagnetic means
- G01L9/0029—Transmitting or indicating the displacement of flexible, deformable tubes by electric, electromechanical, magnetic or electromagnetic means using variations in 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
- G01L9/0033—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means
- G01L9/0036—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means using variations in inductance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR596A FR1427236A (fr) | 1964-12-31 | 1964-12-31 | Perfectionnements apportés aux transducteurs, notamment du type fonctionnant par courants de foucault |
FR95592A FR93463E (fr) | 1963-01-08 | 1967-02-20 | Perfectionnements apportés aux transducteurs, notamment du type fonctionnant par courants de foucault. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR596A FR1427236A (fr) | 1964-12-31 | 1964-12-31 | Perfectionnements apportés aux transducteurs, notamment du type fonctionnant par courants de foucault |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1427236A true FR1427236A (fr) | 1966-02-04 |
Family
ID=1576407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR596A Expired FR1427236A (fr) | 1963-01-08 | 1964-12-31 | Perfectionnements apportés aux transducteurs, notamment du type fonctionnant par courants de foucault |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1427236A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1980001951A1 (fr) * | 1979-03-12 | 1980-09-18 | Effa Etudes Sarl | Capteur differentiel lineaire a courants de foucault servant a mesurer les petits deplacements d'une piece metallique |
FR2469698A1 (fr) * | 1979-11-15 | 1981-05-22 | Bosch Gmbh Robert | Dispositif de mesure pour la determination sans contact de la distance entre une surface metallique et une contre-surface |
-
1964
- 1964-12-31 FR FR596A patent/FR1427236A/fr not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1980001951A1 (fr) * | 1979-03-12 | 1980-09-18 | Effa Etudes Sarl | Capteur differentiel lineaire a courants de foucault servant a mesurer les petits deplacements d'une piece metallique |
FR2451566A1 (fr) * | 1979-03-12 | 1980-10-10 | Effa Etudes Sarl | Capteur de deplacement a courants de foucault |
FR2469698A1 (fr) * | 1979-11-15 | 1981-05-22 | Bosch Gmbh Robert | Dispositif de mesure pour la determination sans contact de la distance entre une surface metallique et une contre-surface |
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