BE677547A - - Google Patents
Info
- Publication number
- BE677547A BE677547A BE677547DA BE677547A BE 677547 A BE677547 A BE 677547A BE 677547D A BE677547D A BE 677547DA BE 677547 A BE677547 A BE 677547A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; 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 devices; Electromechanical resonators
- H03H9/30—Time-delay networks
- H03H9/36—Time-delay networks with non-adjustable delay time
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/30—Time-delay networks
- H03H9/38—Time-delay networks with adjustable delay time
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Glass Compositions (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DET28132A DE1254261B (de) | 1965-03-10 | 1965-03-10 | Elektromechanische Verzoegerungsvorrichtung |
| DET29786A DE1244984B (de) | 1965-03-10 | 1965-11-13 | Elektromechanische Verzoegerungseinrichtung |
| DET0029796 | 1965-11-16 | ||
| DET30000A DE1243797B (de) | 1965-03-10 | 1965-12-11 | Elektromechanischer Scherwellenwandler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE677547A true BE677547A (fr) | 1966-08-01 |
Family
ID=27437639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE677547D BE677547A (fr) | 1965-03-10 | 1966-03-09 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT256201B (fr) |
| BE (1) | BE677547A (fr) |
| DE (3) | DE1254261B (fr) |
| ES (1) | ES324008A1 (fr) |
| FR (1) | FR1523135A (fr) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2672590A (en) * | 1950-03-22 | 1954-03-16 | Bell Telephone Labor Inc | Delay line |
| US2696590A (en) * | 1951-06-28 | 1954-12-07 | Rca Corp | Magnetostrictive filter device |
| US3034077A (en) * | 1959-04-02 | 1962-05-08 | Bell Telephone Labor Inc | Ultrasonic delay lines |
-
1965
- 1965-03-10 DE DET28132A patent/DE1254261B/de active Pending
- 1965-11-13 DE DET29786A patent/DE1244984B/de active Pending
- 1965-12-11 DE DET30000A patent/DE1243797B/de active Pending
-
1966
- 1966-02-17 AT AT146566A patent/AT256201B/de active
- 1966-03-09 ES ES0324008A patent/ES324008A1/es not_active Expired
- 1966-03-09 BE BE677547D patent/BE677547A/xx unknown
- 1966-03-10 FR FR52894A patent/FR1523135A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1244984B (de) | 1967-07-20 |
| DE1254261B (de) | 1967-11-16 |
| DE1243797B (de) | 1967-07-06 |
| ES324008A1 (es) | 1967-01-16 |
| AT256201B (de) | 1967-08-10 |
| FR1523135A (fr) | 1968-05-03 |