BE623992A - - Google Patents
Info
- Publication number
- BE623992A BE623992A BE623992DA BE623992A BE 623992 A BE623992 A BE 623992A BE 623992D A BE623992D A BE 623992DA BE 623992 A BE623992 A BE 623992A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
- B06B1/0651—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element of circular shape
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
- H03H9/133—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials for electromechanical delay lines or filters
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14728361A | 1961-10-24 | 1961-10-24 | |
| US208185A US3240962A (en) | 1961-10-24 | 1962-07-03 | Piezoelectric transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE623992A true BE623992A (nl) |
Family
ID=26844782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE623992D BE623992A (nl) | 1961-10-24 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3240962A (nl) |
| BE (1) | BE623992A (nl) |
| DE (1) | DE1422620B2 (nl) |
| FR (1) | FR1345029A (nl) |
| GB (1) | GB1016723A (nl) |
| NL (1) | NL284622A (nl) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3310761A (en) * | 1963-06-18 | 1967-03-21 | Joseph B Brauer | Tapped microwave acoustic delay line |
| US3330957A (en) * | 1963-09-19 | 1967-07-11 | Russell W Runnels | Piezoelectric frequency modulated optical maser |
| US3414779A (en) * | 1965-12-08 | 1968-12-03 | Northern Electric Co | Integrated parametric amplifier consisting of a material with both semiconductive and piezoelectric properties |
| DE1541523B1 (de) * | 1965-12-21 | 1970-07-09 | Nippon Electric Co | Piezoelektrisches elektroakustisches Wandlerelement und Verfahren zu seiner Herstellung |
| US3453456A (en) * | 1966-10-27 | 1969-07-01 | Trw Inc | Ultrasonic transducer |
| US3422371A (en) * | 1967-07-24 | 1969-01-14 | Sanders Associates Inc | Thin film piezoelectric oscillator |
| US3506858A (en) * | 1968-04-17 | 1970-04-14 | Us Air Force | Piezoelectric shear wave transducer |
| US3624465A (en) * | 1968-06-26 | 1971-11-30 | Rca Corp | Heterojunction semiconductor transducer having a region which is piezoelectric |
| US3639812A (en) * | 1968-12-04 | 1972-02-01 | Matsushita Electric Ind Co Ltd | Mechanoelectrical transducer having a pressure applying pin fixed by metallic adhesion |
| JPS497635B1 (nl) * | 1968-12-27 | 1974-02-21 | ||
| US3792321A (en) * | 1971-08-26 | 1974-02-12 | F Seifert | Piezoelectric semiconductor devices in which sound energy increases the breakdown voltage and power of capabilities |
| US3942139A (en) * | 1974-11-08 | 1976-03-02 | Westinghouse Electric Corporation | Broadband microwave bulk acoustic delay device |
| US4195244A (en) * | 1978-07-26 | 1980-03-25 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | CdS Solid state phase insensitive ultrasonic transducer |
| FR2498405A1 (fr) * | 1981-01-16 | 1982-07-23 | Thomson Csf | Hydrophone a lame piezoelectrique mince |
| GB8802506D0 (en) * | 1988-02-04 | 1988-03-02 | Am Int | Piezo-electric laminate |
| GB9206943D0 (en) * | 1992-03-31 | 1992-05-13 | Ngk Insulators Ltd | Ultrasonic transducer |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB679575A (en) * | 1950-01-20 | 1952-09-17 | Standard Telephones Cables Ltd | Improvements in or relating to piezo-electric crystal plates |
| US3018539A (en) * | 1956-11-06 | 1962-01-30 | Motorola Inc | Diffused base transistor and method of making same |
| US2925502A (en) * | 1956-12-21 | 1960-02-16 | Philips Corp | Piezo-electric quartz crystal of elongated shape |
| FR1193194A (fr) * | 1958-03-12 | 1959-10-30 | Perfectionnements aux procédés de fabrication par diffusion des transistors et des redresseurs à jonctions | |
| US3038241A (en) * | 1958-12-22 | 1962-06-12 | Sylvania Electric Prod | Semiconductor device |
| US3109758A (en) * | 1959-10-26 | 1963-11-05 | Bell Telephone Labor Inc | Improved tunnel diode |
-
0
- NL NL284622D patent/NL284622A/xx unknown
- BE BE623992D patent/BE623992A/xx unknown
-
1962
- 1962-07-03 US US208185A patent/US3240962A/en not_active Expired - Lifetime
- 1962-10-18 GB GB39408/62A patent/GB1016723A/en not_active Expired
- 1962-10-19 FR FR912029D patent/FR1345029A/fr not_active Expired
- 1962-10-23 DE DE19621422620 patent/DE1422620B2/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1422620B2 (de) | 1971-02-18 |
| NL284622A (nl) | |
| US3240962A (en) | 1966-03-15 |
| FR1345029A (fr) | 1963-12-06 |
| GB1016723A (en) | 1966-01-12 |
| DE1422620A1 (de) | 1968-10-17 |