NO801110L - Trykktransducer med elastiske overflateboelger og tenningssystem for forbrenningsmotor som anvender slik transducer - Google Patents
Trykktransducer med elastiske overflateboelger og tenningssystem for forbrenningsmotor som anvender slik transducerInfo
- Publication number
- NO801110L NO801110L NO801110A NO801110A NO801110L NO 801110 L NO801110 L NO 801110L NO 801110 A NO801110 A NO 801110A NO 801110 A NO801110 A NO 801110A NO 801110 L NO801110 L NO 801110L
- Authority
- NO
- Norway
- Prior art keywords
- transducer
- stated
- plate
- support
- pressure
- Prior art date
Links
- 230000010355 oscillation Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 230000000284 resting effect Effects 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000010849 ion bombardment Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 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)
- Revetment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7909726A FR2454616A1 (fr) | 1979-04-18 | 1979-04-18 | Capteur de pression a ondes elastiques de surface et systeme d'allumage pour moteur a combustion interne mettant en oeuvre ce capteur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO801110L true NO801110L (no) | 1980-10-20 |
Family
ID=9224420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO801110A NO801110L (no) | 1979-04-18 | 1980-04-17 | Trykktransducer med elastiske overflateboelger og tenningssystem for forbrenningsmotor som anvender slik transducer |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4326423A (index.php) |
| EP (1) | EP0018248B1 (index.php) |
| JP (1) | JPS55141646A (index.php) |
| DE (1) | DE3062801D1 (index.php) |
| FR (1) | FR2454616A1 (index.php) |
| NO (1) | NO801110L (index.php) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2466763A1 (fr) * | 1979-09-28 | 1981-04-10 | Thomson Csf | Capteur de pression a ondes elastiques de surface et senseur de pression pour un tel capteur |
| FR2467388A1 (fr) * | 1979-10-12 | 1981-04-17 | Thomson Csf | Dispositif de mesure de debit d'un fluide et systeme senseur du debit d'air dans un moteur a combustion interne mettant en oeuvre un tel dispositif |
| FR2522813A1 (fr) * | 1982-03-03 | 1983-09-09 | Auxitrol | Tete de detection de niveau par effet hydrostatique avec protection |
| US4565096A (en) * | 1983-12-09 | 1986-01-21 | Rosemount Inc. | Pressure transducer |
| US4790192A (en) * | 1987-09-24 | 1988-12-13 | Rosemount Inc. | Silicon side by side coplanar pressure sensors |
| US5712424A (en) * | 1996-03-25 | 1998-01-27 | The United States Of America As Represented By The Secretary Of The Navy | Method and apparatus for measuring diesel engine cylinder pressure |
| DE19637392A1 (de) * | 1996-09-13 | 1998-03-26 | Siemens Ag | Drucksensor unter Verwendung von mit akustischen Oberflächenwellen arbeitenden Elementen - OFW-Elemente - |
| US6279405B1 (en) * | 1999-06-07 | 2001-08-28 | Kenneth K. Clark | Apparatus and method for a pressure monitoring device |
| GB2352814B (en) * | 1999-07-28 | 2003-04-09 | Transense Technologies Plc | Pressure monitor system |
| GB2355801B (en) * | 1999-10-29 | 2003-07-30 | Transense Technologies Plc | Interrogation of surface acoustical wave devices |
| US20040154383A1 (en) * | 2002-12-11 | 2004-08-12 | Woolf Darin Kent | Multiple indicator flow meter system |
| US7000298B2 (en) * | 2004-04-20 | 2006-02-21 | Honeywell International Inc. | Method a quartz sensor |
| US7165455B2 (en) * | 2004-12-18 | 2007-01-23 | Honeywell International Inc. | Surface acoustic wave sensor methods and systems |
| GB2426590B (en) | 2005-05-26 | 2009-01-14 | Transense Technologies Plc | Pressure sensor |
| US9715130B2 (en) | 2014-08-21 | 2017-07-25 | Johnson & Johnson Vision Care, Inc. | Methods and apparatus to form separators for biocompatible energization elements for biomedical devices |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3978731A (en) * | 1974-02-25 | 1976-09-07 | United Technologies Corporation | Surface acoustic wave transducer |
| GB1483344A (en) * | 1974-08-05 | 1977-08-17 | Marconi Co Ltd | Pressure sensitive devices |
| 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
- 1979-04-18 FR FR7909726A patent/FR2454616A1/fr active Granted
-
1980
- 1980-03-21 DE DE8080400390T patent/DE3062801D1/de not_active Expired
- 1980-03-21 EP EP80400390A patent/EP0018248B1/fr not_active Expired
- 1980-04-14 JP JP4815580A patent/JPS55141646A/ja active Pending
- 1980-04-14 US US06/139,661 patent/US4326423A/en not_active Expired - Lifetime
- 1980-04-17 NO NO801110A patent/NO801110L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0018248B1 (fr) | 1983-04-20 |
| FR2454616B1 (index.php) | 1982-08-20 |
| FR2454616A1 (fr) | 1980-11-14 |
| JPS55141646A (en) | 1980-11-05 |
| DE3062801D1 (en) | 1983-05-26 |
| EP0018248A1 (fr) | 1980-10-29 |
| US4326423A (en) | 1982-04-27 |
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