FR2482296B1 - - Google Patents
Info
- Publication number
- FR2482296B1 FR2482296B1 FR8105330A FR8105330A FR2482296B1 FR 2482296 B1 FR2482296 B1 FR 2482296B1 FR 8105330 A FR8105330 A FR 8105330A FR 8105330 A FR8105330 A FR 8105330A FR 2482296 B1 FR2482296 B1 FR 2482296B1
- Authority
- FR
- France
- 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 - Lifetime
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
- G01D5/14—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
- G01D5/24—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 capacitance
- G01D5/241—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 capacitance by relative movement of capacitor electrodes
- G01D5/2417—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 capacitance by relative movement of capacitor electrodes by varying separation
-
- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/04—Means for compensating for effects of changes of temperature, i.e. other than electric compensation
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- 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
- G01L9/12—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 by making use of variations in capacitance, i.e. electric circuits therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3356780A JPS56129831A (en) | 1980-03-17 | 1980-03-17 | Pressure converter |
JP10652980A JPS5730907A (en) | 1980-08-01 | 1980-08-01 | Cantilever type displacement sensing mechanism |
JP14217980A JPS5766329A (en) | 1980-10-11 | 1980-10-11 | Pressure converter |
JP14490280U JPS6316992Y2 (fr) | 1980-10-11 | 1980-10-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2482296A1 FR2482296A1 (fr) | 1981-11-13 |
FR2482296B1 true FR2482296B1 (fr) | 1984-07-06 |
Family
ID=27459805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8105330A Granted FR2482296A1 (fr) | 1980-03-17 | 1981-03-17 | Transducteur de pression |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE3110295A1 (fr) |
FR (1) | FR2482296A1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4509007A (en) * | 1982-09-30 | 1985-04-02 | Ibm Corporation | Differential sensor measuring apparatus and method including sensor compensator circuitry |
US4784576A (en) * | 1986-09-02 | 1988-11-15 | Critikon, Inc. | Pump pressure sensor |
EP0266446B1 (fr) * | 1986-11-04 | 1992-03-11 | VEGA Grieshaber GmbH & Co. | Transducteur de pression capacitif |
US4850805A (en) * | 1987-03-13 | 1989-07-25 | Critikon, Inc. | Pump control system |
CN112284426B (zh) * | 2020-10-19 | 2023-03-24 | 上海恩邦自动化仪表股份有限公司 | 高精度金属电容传感器 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3595084A (en) * | 1970-02-27 | 1971-07-27 | Continental Can Co | Digital transducer system |
GB1299140A (en) * | 1971-11-02 | 1972-12-06 | Philips Electronic Associated | Electronically controlled gas pressure meter |
US3912988A (en) * | 1973-01-29 | 1975-10-14 | Fischer & Porter Co | Capacitive detector for an electronic differential pressure transmitter |
US3968693A (en) * | 1975-05-21 | 1976-07-13 | Fischer & Porter Co. | Open-loop differential-pressure transmitter |
JPS5928845B2 (ja) * | 1978-08-17 | 1984-07-16 | 富士電機株式会社 | 変位変換装置 |
-
1981
- 1981-03-17 FR FR8105330A patent/FR2482296A1/fr active Granted
- 1981-03-17 DE DE19813110295 patent/DE3110295A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE3110295A1 (de) | 1982-02-04 |
FR2482296A1 (fr) | 1981-11-13 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |