SE7910311L - Trycksensorkonstruktion for ytljudvagor (saw) - Google Patents
Trycksensorkonstruktion for ytljudvagor (saw)Info
- Publication number
- SE7910311L SE7910311L SE7910311A SE7910311A SE7910311L SE 7910311 L SE7910311 L SE 7910311L SE 7910311 A SE7910311 A SE 7910311A SE 7910311 A SE7910311 A SE 7910311A SE 7910311 L SE7910311 L SE 7910311L
- Authority
- SE
- Sweden
- Prior art keywords
- saw
- pressure sensor
- sensor construction
- surface cars
- sensor
- 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
- G01L9/0001—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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US97254278A | 1978-12-22 | 1978-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7910311L true SE7910311L (sv) | 1980-06-23 |
Family
ID=25519783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7910311A SE7910311L (sv) | 1978-12-22 | 1979-12-14 | Trycksensorkonstruktion for ytljudvagor (saw) |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5598323A (sv) |
| AU (1) | AU524762B2 (sv) |
| CA (1) | CA1126975A (sv) |
| DE (1) | DE2951469A1 (sv) |
| FR (1) | FR2444936A1 (sv) |
| GB (1) | GB2037988B (sv) |
| IT (1) | IT1125925B (sv) |
| SE (1) | SE7910311L (sv) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0329019D0 (en) | 2003-12-15 | 2004-01-14 | Imp College Innovations Ltd | Acoustic wave devices |
| JP4983176B2 (ja) * | 2006-09-14 | 2012-07-25 | セイコーエプソン株式会社 | 圧力センサの製造方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3697917A (en) * | 1971-08-02 | 1972-10-10 | Gen Electric | Semiconductor strain gage pressure transducer |
| GB1389610A (en) * | 1972-10-11 | 1975-04-03 | Marconi Co Ltd | Surfacewave devices |
| JPS52149992A (en) * | 1976-06-09 | 1977-12-13 | Hitachi Ltd | Pressure transducer |
| JPS5365089A (en) * | 1976-11-24 | 1978-06-10 | Toshiba Corp | Semiconductor pressure transducer |
| US4100811A (en) * | 1977-03-18 | 1978-07-18 | United Technologies Corporation | Differential surface acoustic wave transducer |
| US4216401A (en) * | 1978-12-22 | 1980-08-05 | United Technologies Corporation | Surface acoustic wave (SAW) pressure sensor structure |
-
1979
- 1979-12-11 CA CA341,637A patent/CA1126975A/en not_active Expired
- 1979-12-13 AU AU53797/79A patent/AU524762B2/en not_active Ceased
- 1979-12-14 SE SE7910311A patent/SE7910311L/sv not_active Application Discontinuation
- 1979-12-17 GB GB7943332A patent/GB2037988B/en not_active Expired
- 1979-12-18 IT IT28110/79A patent/IT1125925B/it active
- 1979-12-20 DE DE19792951469 patent/DE2951469A1/de not_active Withdrawn
- 1979-12-21 JP JP16746779A patent/JPS5598323A/ja active Granted
- 1979-12-24 FR FR7931570A patent/FR2444936A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| AU524762B2 (en) | 1982-09-30 |
| FR2444936B1 (sv) | 1982-10-08 |
| DE2951469A1 (de) | 1980-07-03 |
| IT1125925B (it) | 1986-05-14 |
| CA1126975A (en) | 1982-07-06 |
| IT7928110A0 (it) | 1979-12-18 |
| GB2037988A (en) | 1980-07-16 |
| FR2444936A1 (fr) | 1980-07-18 |
| JPS5598323A (en) | 1980-07-26 |
| AU5379779A (en) | 1980-06-26 |
| GB2037988B (en) | 1983-03-02 |
| JPS6345049B2 (sv) | 1988-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAV | Patent application has lapsed |
Ref document number: 7910311-5 |