FR2456328B1 - - Google Patents
Info
- Publication number
- FR2456328B1 FR2456328B1 FR7912047A FR7912047A FR2456328B1 FR 2456328 B1 FR2456328 B1 FR 2456328B1 FR 7912047 A FR7912047 A FR 7912047A FR 7912047 A FR7912047 A FR 7912047A FR 2456328 B1 FR2456328 B1 FR 2456328B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/22—Measuring piezoelectric properties
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
- G01H3/005—Testing or calibrating of detectors covered by the subgroups of G01H3/00
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7912047A FR2456328A1 (en) | 1979-05-11 | 1979-05-11 | Pressure testing of ceramic piezoelectric element - utilises element surrounded by anechoic panels in dielectric liquid with enclosure in water tank |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7912047A FR2456328A1 (en) | 1979-05-11 | 1979-05-11 | Pressure testing of ceramic piezoelectric element - utilises element surrounded by anechoic panels in dielectric liquid with enclosure in water tank |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2456328A1 FR2456328A1 (en) | 1980-12-05 |
FR2456328B1 true FR2456328B1 (en) | 1982-09-03 |
Family
ID=9225370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7912047A Granted FR2456328A1 (en) | 1979-05-11 | 1979-05-11 | Pressure testing of ceramic piezoelectric element - utilises element surrounded by anechoic panels in dielectric liquid with enclosure in water tank |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2456328A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102128995A (en) * | 2010-12-24 | 2011-07-20 | 上海电机学院 | Device and method for real-time online identifying piezoelectric parameters of piezoelectric ceramic |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2994400A (en) * | 1955-12-29 | 1961-08-01 | Heller Aaron | Anechoic tank lining |
GB1051073A (en) * | 1962-08-07 | |||
US3292142A (en) * | 1965-03-11 | 1966-12-13 | David L Carson | High pressure transducer calibration and test equipment |
US3352144A (en) * | 1965-05-21 | 1967-11-14 | Mcmillian Thomas | Hydrophone dynamic calibration system |
US3466924A (en) * | 1966-12-22 | 1969-09-16 | Us Navy | Pressure vessel for calibrating sonar transducers |
US3954015A (en) * | 1975-07-17 | 1976-05-04 | The United States Of America As Represented By The Secretary Of The Navy | Method of determining piezoelectric constants of ceramic rings |
-
1979
- 1979-05-11 FR FR7912047A patent/FR2456328A1/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102128995A (en) * | 2010-12-24 | 2011-07-20 | 上海电机学院 | Device and method for real-time online identifying piezoelectric parameters of piezoelectric ceramic |
Also Published As
Publication number | Publication date |
---|---|
FR2456328A1 (en) | 1980-12-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |