BE483369A - - Google Patents
Info
- Publication number
- BE483369A BE483369A BE483369DA BE483369A BE 483369 A BE483369 A BE 483369A BE 483369D A BE483369D A BE 483369DA BE 483369 A BE483369 A BE 483369A
- 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 elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/135—Driving means, e.g. electrodes, coils for networks consisting of magnetostrictive materials
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/46—Filters
- H03H9/48—Coupling means therefor
- H03H9/50—Mechanical coupling means
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH277467T | 1948-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE483369A true BE483369A (en:Method) |
Family
ID=4481248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE483369D BE483369A (en:Method) | 1948-07-03 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE483369A (en:Method) |
| CH (1) | CH277467A (en:Method) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1218083B (de) * | 1958-03-28 | 1966-06-02 | Telefunken Patent | Mechanisches Frequenzfilter, bestehend aus rechteckfoermigen, zu Flaechenscherschwingungen anregbaren Platten als Resonanzkoerper |
| NL239635A (en:Method) * | 1958-05-30 | |||
| DE1262468B (de) * | 1959-11-26 | 1968-03-07 | Telefunken Patent | Mechanisches Filter, insbesondere fuer Frequenzen im Bereich von etwa 20 kHz |
| DE1221738B (de) * | 1960-02-26 | 1966-07-28 | Siemens Ag | Elektromechanisches Filter |
| DE1142975B (de) * | 1960-02-26 | 1963-01-31 | Siemens Ag | Elektromechanisches Filter |
| DE1206103B (de) * | 1960-02-26 | 1965-12-02 | Siemens Ag | Elektromechanisches Filter |
| BE622952A (en:Method) * | 1961-09-28 | |||
| DE1261247B (de) * | 1962-02-06 | 1968-02-15 | Siemens Ag | Elektromechanisches Bandfilter |
-
0
- BE BE483369D patent/BE483369A/xx unknown
-
1948
- 1948-07-03 CH CH277467D patent/CH277467A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH277467A (de) | 1951-08-31 |