ES296829U - Un sensor de presion - Google Patents
Un sensor de presionInfo
- Publication number
- ES296829U ES296829U ES1985296829U ES296829U ES296829U ES 296829 U ES296829 U ES 296829U ES 1985296829 U ES1985296829 U ES 1985296829U ES 296829 U ES296829 U ES 296829U ES 296829 U ES296829 U ES 296829U
- Authority
- ES
- Spain
- Prior art keywords
- acoustic wave
- response time
- surface acoustic
- pressure sensors
- low thermal
- 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.)
- Granted
Links
- 238000010897 surface acoustic wave method Methods 0.000 title 1
- 230000002411 adverse Effects 0.000 abstract 2
- 230000000694 effects Effects 0.000 abstract 2
- 230000035945 sensitivity Effects 0.000 abstract 2
- 230000002706 hydrostatic effect Effects 0.000 abstract 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
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
- G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
- G01L9/0022—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element
- G01L9/0025—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element with acoustic surface waves
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
UN SENSOR DE PRESION QUE COMPRENDE: UN CUERPO QUE POSEE UNA CAVIDAD INTERIOR; Y POR LO MENOS DOS DISPOSITIVOS DE OAS FORMADOS SOBRE LA PARED DE LA CAVIDAD; CARACTERIZADO PORQUE EL CUERPO POSEE UNA PARTE PLANA EXTERIOR RADIALMENTE ADYACENTE A UNO DE LOS DISPOSITIVOS DE OAS.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/687,715 US4622854A (en) | 1984-12-31 | 1984-12-31 | Rounded wall surface acoustic wave sensors |
US06/687,716 US4622855A (en) | 1984-12-31 | 1984-12-31 | Low thermal response time surface acoustic wave sensors |
Publications (2)
Publication Number | Publication Date |
---|---|
ES296829U true ES296829U (es) | 1988-01-16 |
ES296829Y ES296829Y (es) | 1988-09-16 |
Family
ID=27104069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1985296829U Expired ES296829Y (es) | 1984-12-31 | 1985-12-30 | Un sensor de presion |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0192903B1 (es) |
BR (1) | BR8506344A (es) |
DE (1) | DE3583802D1 (es) |
ES (1) | ES296829Y (es) |
MX (1) | MX160259A (es) |
NO (1) | NO165268C (es) |
OA (1) | OA08155A (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0024813D0 (en) * | 2000-10-10 | 2000-11-22 | Transense Technologies Plc | Pressure monitoring device incorporating saw device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4535631A (en) * | 1982-09-29 | 1985-08-20 | Schlumberger Technology Corporation | Surface acoustic wave sensors |
-
1985
- 1985-12-10 EP EP85402446A patent/EP0192903B1/en not_active Expired - Lifetime
- 1985-12-10 DE DE8585402446T patent/DE3583802D1/de not_active Expired - Lifetime
- 1985-12-13 MX MX942A patent/MX160259A/es unknown
- 1985-12-18 BR BR8506344A patent/BR8506344A/pt not_active IP Right Cessation
- 1985-12-20 NO NO855194A patent/NO165268C/no unknown
- 1985-12-30 ES ES1985296829U patent/ES296829Y/es not_active Expired
- 1985-12-31 OA OA58757A patent/OA08155A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
EP0192903A3 (en) | 1988-04-13 |
NO165268C (no) | 1991-01-16 |
OA08155A (en) | 1987-03-31 |
BR8506344A (pt) | 1986-09-02 |
NO855194L (no) | 1986-07-01 |
DE3583802D1 (de) | 1991-09-19 |
EP0192903A2 (en) | 1986-09-03 |
ES296829Y (es) | 1988-09-16 |
NO165268B (no) | 1990-10-08 |
MX160259A (es) | 1990-01-24 |
EP0192903B1 (en) | 1991-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1K | Utility model lapsed |
Effective date: 19970401 |