BE788576A - Filtre electromecanique - Google Patents
Filtre electromecaniqueInfo
- Publication number
- BE788576A BE788576A BE788576DA BE788576A BE 788576 A BE788576 A BE 788576A BE 788576D A BE788576D A BE 788576DA BE 788576 A BE788576 A BE 788576A
- Authority
- BE
- Belgium
- Prior art keywords
- electromechanical filter
- electromechanical
- filter
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/48—Coupling means therefor
- H03H9/50—Mechanical coupling means
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2145342A DE2145342A1 (de) | 1971-09-10 | 1971-09-10 | Elektromechanisches filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE788576A true BE788576A (fr) | 1973-01-02 |
Family
ID=5819219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE788576D BE788576A (fr) | 1971-09-10 | Filtre electromecanique |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5146572B2 (fr) |
| AT (1) | AT321368B (fr) |
| AU (1) | AU461982B2 (fr) |
| BE (1) | BE788576A (fr) |
| DE (1) | DE2145342A1 (fr) |
| FR (1) | FR2152133A5 (fr) |
| GB (1) | GB1370729A (fr) |
| IL (1) | IL40286A (fr) |
| IT (1) | IT967179B (fr) |
| NL (1) | NL157167B (fr) |
| SE (1) | SE374853B (fr) |
| YU (1) | YU35299B (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IE790249L (en) | 1978-02-10 | 1980-08-09 | Cit Alcatel | An electro-mechanical filter |
| US5187458A (en) * | 1989-09-21 | 1993-02-16 | Nihon Musen Kabushiki Kaisha | Composite longitudinal vibration mechanical filter having central frequency deviation elimination means and method of manufacturing same |
-
0
- BE BE788576D patent/BE788576A/fr unknown
-
1971
- 1971-09-10 DE DE2145342A patent/DE2145342A1/de not_active Withdrawn
-
1972
- 1972-08-30 GB GB4010172A patent/GB1370729A/en not_active Expired
- 1972-09-04 IL IL40286A patent/IL40286A/xx unknown
- 1972-09-05 NL NL7212096.A patent/NL157167B/xx not_active IP Right Cessation
- 1972-09-05 AU AU46325/72A patent/AU461982B2/en not_active Expired
- 1972-09-06 FR FR7231520A patent/FR2152133A5/fr not_active Expired
- 1972-09-06 IT IT28855/72A patent/IT967179B/it active
- 1972-09-08 SE SE7211610A patent/SE374853B/xx unknown
- 1972-09-08 JP JP47090248A patent/JPS5146572B2/ja not_active Expired
- 1972-09-08 YU YU2285/72A patent/YU35299B/xx unknown
- 1972-09-11 AT AT777872A patent/AT321368B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7212096A (fr) | 1973-03-13 |
| IL40286A0 (en) | 1972-11-28 |
| YU35299B (en) | 1980-10-31 |
| FR2152133A5 (fr) | 1973-04-20 |
| AU4632572A (en) | 1974-03-14 |
| JPS4838647A (fr) | 1973-06-07 |
| YU228572A (en) | 1980-04-30 |
| AT321368B (de) | 1975-03-25 |
| AU461982B2 (en) | 1975-06-12 |
| SE374853B (fr) | 1975-03-17 |
| DE2145342A1 (de) | 1973-03-15 |
| IL40286A (en) | 1975-06-25 |
| JPS5146572B2 (fr) | 1976-12-09 |
| GB1370729A (en) | 1974-10-16 |
| NL157167B (nl) | 1978-06-15 |
| IT967179B (it) | 1974-02-28 |
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