BR8005996A - Indicador capacitivo de pressao - Google Patents
Indicador capacitivo de pressaoInfo
- Publication number
- BR8005996A BR8005996A BR8005996A BR8005996A BR8005996A BR 8005996 A BR8005996 A BR 8005996A BR 8005996 A BR8005996 A BR 8005996A BR 8005996 A BR8005996 A BR 8005996A BR 8005996 A BR8005996 A BR 8005996A
- Authority
- BR
- Brazil
- Prior art keywords
- pressure indicator
- capacitive pressure
- capacitive
- indicator
- pressure
- Prior art date
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
- G01L9/12—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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792938205 DE2938205A1 (de) | 1979-09-21 | 1979-09-21 | Kapazitiver druckgeber und auswerteeinrichtung hierfuer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8005996A true BR8005996A (pt) | 1981-03-31 |
Family
ID=6081461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8005996A BR8005996A (pt) | 1979-09-21 | 1980-09-19 | Indicador capacitivo de pressao |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5654331A (pt) |
| BR (1) | BR8005996A (pt) |
| DE (1) | DE2938205A1 (pt) |
| FR (1) | FR2466012A1 (pt) |
| GB (1) | GB2059071B (pt) |
| IT (1) | IT1132979B (pt) |
| SE (1) | SE8006587L (pt) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3128032A1 (de) * | 1981-07-16 | 1983-02-03 | Robert Bosch Gmbh, 7000 Stuttgart | Anordnung zur erfassung eines druckes |
| DE3337978C2 (de) * | 1983-10-19 | 1987-01-15 | Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln | Vorrichtung zum Messen eines Druckes und eines zeitlichen Druckverlaufs |
| FI842307A7 (fi) * | 1984-06-07 | 1985-12-08 | Vaisala Oy | Menetelmä läpiviennin aikaansaamiseksi mikromekaaniseen rakenteeseen. |
| US4658358A (en) * | 1984-06-13 | 1987-04-14 | Battelle Memorial Institute | Underwater computer |
| FI75426C (fi) * | 1984-10-11 | 1988-06-09 | Vaisala Oy | Absoluttryckgivare. |
| US4617606A (en) * | 1985-01-31 | 1986-10-14 | Motorola, Inc. | Capacitive pressure transducer |
| DE3523104A1 (de) * | 1985-06-28 | 1987-01-22 | Leybold Heraeus Gmbh & Co Kg | Anordnung mit einer messelektrode, der in festen abstaenden eine erste und eine zweite felderzeugende elektrode zugeordnet sind |
| US4951236A (en) * | 1986-05-05 | 1990-08-21 | 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 |
| 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 |
| 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 (de) * | 1986-11-14 | 1996-04-25 | Teves Gmbh Alfred | Elektrohydraulische Vorrichtung zur kontinuierlichen Überwachung des Druckes in einer hydraulischen Kraftfahrzeug-Bremsanlage |
| JPS6438546U (pt) * | 1987-09-02 | 1989-03-08 | ||
| JPH0743625Y2 (ja) * | 1987-10-13 | 1995-10-09 | 株式会社トーキン | 静電容量式荷重センサ |
| JPH0542353Y2 (pt) * | 1987-11-13 | 1993-10-26 | ||
| JPH0750685Y2 (ja) * | 1987-11-19 | 1995-11-15 | 株式会社トーキン | 静電容量式荷重センサー |
| JPH01136041A (ja) * | 1987-11-24 | 1989-05-29 | Tokin Corp | 静電容量式荷重センサ |
| JPH086275Y2 (ja) * | 1987-12-19 | 1996-02-21 | 株式会社トーキン | 静電容量式荷重センサ |
| JPH076499Y2 (ja) * | 1988-09-16 | 1995-02-15 | 株式会社トーキン | 高安定型静電容量式荷重検出装置 |
| DE3912217A1 (de) * | 1989-04-13 | 1990-10-18 | Endress Hauser Gmbh Co | Drucksensor |
| FR2775075B1 (fr) * | 1998-02-18 | 2000-05-05 | Theobald Sa A | Capteur de pression differentielle |
| DE102008034350A1 (de) * | 2008-07-23 | 2010-02-11 | Continental Automotive Gmbh | Sensormembran für einen Drucksensor sowie Herstellungsverfahren dafür |
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/de not_active Withdrawn
-
1980
- 1980-09-18 JP JP12865380A patent/JPS5654331A/ja active Pending
- 1980-09-19 BR BR8005996A patent/BR8005996A/pt unknown
- 1980-09-19 GB GB8030293A patent/GB2059071B/en not_active Expired
- 1980-09-19 IT IT24775/80A patent/IT1132979B/it active
- 1980-09-19 SE SE8006587A patent/SE8006587L/ not_active Application Discontinuation
- 1980-09-19 FR FR8020255A patent/FR2466012A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE8006587L (sv) | 1981-03-22 |
| DE2938205A1 (de) | 1981-04-09 |
| IT1132979B (it) | 1986-07-09 |
| GB2059071A (en) | 1981-04-15 |
| IT8024775A0 (it) | 1980-09-19 |
| JPS5654331A (en) | 1981-05-14 |
| GB2059071B (en) | 1983-07-06 |
| FR2466012A1 (fr) | 1981-03-27 |
| FR2466012B1 (pt) | 1984-10-19 |
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