IT8024775A0 - CAPACITIVE PRESSURE TRANSDUCER AND RELATED EVALUATION DEVICE. - Google Patents
CAPACITIVE PRESSURE TRANSDUCER AND RELATED EVALUATION DEVICE.Info
- Publication number
- IT8024775A0 IT8024775A0 IT8024775A IT2477580A IT8024775A0 IT 8024775 A0 IT8024775 A0 IT 8024775A0 IT 8024775 A IT8024775 A IT 8024775A IT 2477580 A IT2477580 A IT 2477580A IT 8024775 A0 IT8024775 A0 IT 8024775A0
- Authority
- IT
- Italy
- Prior art keywords
- pressure transducer
- evaluation device
- capacitive pressure
- related evaluation
- capacitive
- Prior art date
Links
- 238000011156 evaluation Methods 0.000 title 1
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
- G01L9/12—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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792938205 DE2938205A1 (en) | 1979-09-21 | 1979-09-21 | CAPACITIVE PRESSURE SENSOR AND EVALUATION DEVICE HERE |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8024775A0 true IT8024775A0 (en) | 1980-09-19 |
IT1132979B IT1132979B (en) | 1986-07-09 |
Family
ID=6081461
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24775/80A IT1132979B (en) | 1979-09-21 | 1980-09-19 | CAPACITIVE PRESSURE TRANSDUCER AND RELATED EVALUATION DEVICE |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5654331A (en) |
BR (1) | BR8005996A (en) |
DE (1) | DE2938205A1 (en) |
FR (1) | FR2466012A1 (en) |
GB (1) | GB2059071B (en) |
IT (1) | IT1132979B (en) |
SE (1) | SE8006587L (en) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3128032A1 (en) * | 1981-07-16 | 1983-02-03 | Robert Bosch Gmbh, 7000 Stuttgart | ARRANGEMENT FOR DETECTING A PRESSURE |
DE3337978A1 (en) * | 1983-10-19 | 1985-05-15 | Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln | DEVICE FOR MEASURING PRESSURES AND PRESSURE TIMES |
FI842307A (en) * | 1984-06-07 | 1985-12-08 | Vaisala Oy | FOERFARANDE FOER AOSTADKOMMANDE AV GENOMFOERING I EN MIKROMEKANISK KONSTRUKTION. |
US4658358A (en) * | 1984-06-13 | 1987-04-14 | Battelle Memorial Institute | Underwater computer |
FI75426C (en) * | 1984-10-11 | 1988-06-09 | Vaisala Oy | ABSOLUTTRYCKGIVARE. |
US4617606A (en) * | 1985-01-31 | 1986-10-14 | Motorola, Inc. | Capacitive pressure transducer |
DE3523104A1 (en) * | 1985-06-28 | 1987-01-22 | Leybold Heraeus Gmbh & Co Kg | Arrangement having a measuring electrode to which are assigned at fixed distances a first and a second field-generating electrode |
US4951236A (en) * | 1986-05-05 | 1990-08-21 | Texas Instruments Incorporated | Low cost high precision sensor |
US4716492A (en) * | 1986-05-05 | 1987-12-29 | Texas Instruments Incorporated | Pressure sensor with improved capacitive pressure transducer |
US5051937A (en) * | 1986-05-05 | 1991-09-24 | Texas Instruments Incorporated | Low cost high precision sensor |
US4774626A (en) * | 1986-05-05 | 1988-09-27 | Texas Instruments Incorporated | Pressure sensor with improved capacitive pressure transducer |
US4982351A (en) * | 1986-05-05 | 1991-01-01 | Texas Instruments Incorporated | Low cost high precision sensor |
US4872945A (en) * | 1986-06-25 | 1989-10-10 | Motorola Inc. | Post seal etching of transducer diaphragm |
DE3638978C2 (en) * | 1986-11-14 | 1996-04-25 | Teves Gmbh Alfred | Electro-hydraulic device for the continuous monitoring of the pressure in a hydraulic motor vehicle brake system |
JPS6438546U (en) * | 1987-09-02 | 1989-03-08 | ||
JPH0743625Y2 (en) * | 1987-10-13 | 1995-10-09 | 株式会社トーキン | Capacitive load sensor |
JPH0542353Y2 (en) * | 1987-11-13 | 1993-10-26 | ||
JPH01136041A (en) * | 1987-11-24 | 1989-05-29 | Tokin Corp | Electrostatic capacitance type load sensor |
JPH086275Y2 (en) * | 1987-12-19 | 1996-02-21 | 株式会社トーキン | Capacitive load sensor |
JPH076499Y2 (en) * | 1988-09-16 | 1995-02-15 | 株式会社トーキン | High stability type capacitive load detector |
DE3912217A1 (en) * | 1989-04-13 | 1990-10-18 | Endress Hauser Gmbh Co | PRESSURE SENSOR |
FR2775075B1 (en) * | 1998-02-18 | 2000-05-05 | Theobald Sa A | DIFFERENTIAL PRESSURE SENSOR |
DE102008034350A1 (en) * | 2008-07-23 | 2010-02-11 | Continental Automotive Gmbh | Sensor membrane for pressure sensor, has two surfaces comprising profiles which are formed by corroding, where surfaces face each other and run parallel to each other and profiles are formed in form of concentric circles around center point |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3993939A (en) * | 1975-01-07 | 1976-11-23 | The Bendix Corporation | Pressure variable capacitor |
US4168517A (en) * | 1977-11-10 | 1979-09-18 | Lee Shih Y | Capacitive pressure transducer |
-
1979
- 1979-09-21 DE DE19792938205 patent/DE2938205A1/en not_active Withdrawn
-
1980
- 1980-09-18 JP JP12865380A patent/JPS5654331A/en active Pending
- 1980-09-19 IT IT24775/80A patent/IT1132979B/en active
- 1980-09-19 BR BR8005996A patent/BR8005996A/en unknown
- 1980-09-19 GB GB8030293A patent/GB2059071B/en not_active Expired
- 1980-09-19 SE SE8006587A patent/SE8006587L/en not_active Application Discontinuation
- 1980-09-19 FR FR8020255A patent/FR2466012A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5654331A (en) | 1981-05-14 |
DE2938205A1 (en) | 1981-04-09 |
BR8005996A (en) | 1981-03-31 |
IT1132979B (en) | 1986-07-09 |
SE8006587L (en) | 1981-03-22 |
FR2466012B1 (en) | 1984-10-19 |
FR2466012A1 (en) | 1981-03-27 |
GB2059071B (en) | 1983-07-06 |
GB2059071A (en) | 1981-04-15 |
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