FR2496885B1 - Appareil de mesure de pression - Google Patents
Appareil de mesure de pressionInfo
- Publication number
- FR2496885B1 FR2496885B1 FR8123846A FR8123846A FR2496885B1 FR 2496885 B1 FR2496885 B1 FR 2496885B1 FR 8123846 A FR8123846 A FR 8123846A FR 8123846 A FR8123846 A FR 8123846A FR 2496885 B1 FR2496885 B1 FR 2496885B1
- Authority
- FR
- France
- Prior art keywords
- measuring apparatus
- pressure measuring
- pressure
- 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
Links
Classifications
-
- 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
- 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
- G01L19/02—Arrangements for preventing, or for compensating for, effects of inclination or acceleration of the measuring device; Zero-setting means
-
- 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
- G01L9/02—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
- G01L9/06—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of piezo-resistive devices
- G01L9/065—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of piezo-resistive devices with temperature compensating means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21941880A | 1980-12-22 | 1980-12-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2496885A1 FR2496885A1 (fr) | 1982-06-25 |
FR2496885B1 true FR2496885B1 (fr) | 1985-07-12 |
Family
ID=22819194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8123846A Expired FR2496885B1 (fr) | 1980-12-22 | 1981-12-21 | Appareil de mesure de pression |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE3151248A1 (fr) |
FR (1) | FR2496885B1 (fr) |
GB (1) | GB2090417B (fr) |
IT (1) | IT1194839B (fr) |
MX (1) | MX151554A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3421515A1 (de) * | 1983-06-13 | 1984-12-20 | Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach | Prandtlsches staurohr fuer instationaere geschwindigkeitsmessung |
GB2159953B (en) * | 1984-05-31 | 1987-08-12 | Stc Plc | Variable resistance piezo-resistive devices |
GB2175398A (en) * | 1985-05-21 | 1986-11-26 | Stc Plc | Pressure transducer |
US4802370A (en) * | 1986-12-29 | 1989-02-07 | Halliburton Company | Transducer and sensor apparatus and method |
SE514106C2 (sv) * | 1999-05-06 | 2001-01-08 | Eletta Ab | Flödesmätare |
US7401522B2 (en) * | 2005-05-26 | 2008-07-22 | Rosemount Inc. | Pressure sensor using compressible sensor body |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3559488A (en) * | 1969-08-20 | 1971-02-02 | Honeywell Inc | Differential pressure measuring apparatus |
US4131088A (en) * | 1976-11-08 | 1978-12-26 | The Bendix Corporation | Multiple function pressure sensor |
US4161887A (en) * | 1977-09-02 | 1979-07-24 | Bourns, Inc. | Media independent differential pressure transducer |
US4203327A (en) * | 1978-06-29 | 1980-05-20 | Honeywell Inc. | Piezoresistive silicon strain sensors and pressure transducers incorporating them |
JPS5585236A (en) * | 1978-12-22 | 1980-06-27 | Hitachi Ltd | Differential-pressure transmitter |
CA1161273A (fr) * | 1980-07-25 | 1984-01-31 | Bourns Instruments, Inc. | Transducteur de pression differentielle a cantilever a effort constant et a grande souplesse |
-
1981
- 1981-12-18 IT IT49949/81A patent/IT1194839B/it active
- 1981-12-21 FR FR8123846A patent/FR2496885B1/fr not_active Expired
- 1981-12-22 DE DE3151248A patent/DE3151248A1/de not_active Ceased
- 1981-12-22 GB GB8138632A patent/GB2090417B/en not_active Expired
-
1982
- 1982-01-04 MX MX190742A patent/MX151554A/es unknown
Also Published As
Publication number | Publication date |
---|---|
IT8149949A0 (it) | 1981-12-18 |
DE3151248A1 (de) | 1982-09-02 |
FR2496885A1 (fr) | 1982-06-25 |
GB2090417A (en) | 1982-07-07 |
IT1194839B (it) | 1988-09-28 |
MX151554A (es) | 1984-12-13 |
GB2090417B (en) | 1984-07-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |