IT957218B - Trasduttore elettroacustico - Google Patents
Trasduttore elettroacusticoInfo
- Publication number
- IT957218B IT957218B IT7318/72A IT731872A IT957218B IT 957218 B IT957218 B IT 957218B IT 7318/72 A IT7318/72 A IT 7318/72A IT 731872 A IT731872 A IT 731872A IT 957218 B IT957218 B IT 957218B
- Authority
- IT
- Italy
- Prior art keywords
- electroacoustic transducer
- electroacoustic
- transducer
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2119913A DE2119913C3 (de) | 1971-04-23 | 1971-04-23 | Elektroakustischer Wandler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT957218B true IT957218B (it) | 1973-10-10 |
Family
ID=5805701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT7318/72A IT957218B (it) | 1971-04-23 | 1972-04-21 | Trasduttore elettroacustico |
Country Status (14)
| Country | Link |
|---|---|
| AR (1) | AR192770A1 (zh) |
| AT (1) | AT307530B (zh) |
| BE (1) | BE782492A (zh) |
| BG (1) | BG22860A3 (zh) |
| BR (1) | BR7202428D0 (zh) |
| CH (1) | CH545576A (zh) |
| DE (1) | DE2119913C3 (zh) |
| FR (1) | FR2134020B1 (zh) |
| GB (1) | GB1348734A (zh) |
| IT (1) | IT957218B (zh) |
| LU (1) | LU65212A1 (zh) |
| NL (1) | NL7205092A (zh) |
| SE (1) | SE374474B (zh) |
| ZA (1) | ZA722573B (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5330296A (en) * | 1976-09-01 | 1978-03-22 | Seiko Instr & Electronics Ltd | Electro-acoustic transducer |
| FR2542552B1 (fr) * | 1983-03-07 | 1986-04-11 | Thomson Csf | Transducteur electroacoustique a diaphragme piezo-electrique |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE88657C (zh) * | ||||
| FR1084139A (fr) * | 1952-10-06 | 1955-01-17 | Microphone à condensateur pour réception directionnelle |
-
1971
- 1971-04-23 DE DE2119913A patent/DE2119913C3/de not_active Expired
-
1972
- 1972-03-22 CH CH423472A patent/CH545576A/xx not_active IP Right Cessation
- 1972-04-05 GB GB1556572A patent/GB1348734A/en not_active Expired
- 1972-04-14 AT AT328772A patent/AT307530B/de not_active IP Right Cessation
- 1972-04-14 NL NL7205092A patent/NL7205092A/xx unknown
- 1972-04-17 ZA ZA722573A patent/ZA722573B/xx unknown
- 1972-04-18 AR AR241551A patent/AR192770A1/es active
- 1972-04-20 BR BR2428/72A patent/BR7202428D0/pt unknown
- 1972-04-20 BG BG020267A patent/BG22860A3/xx unknown
- 1972-04-21 BE BE782492A patent/BE782492A/xx unknown
- 1972-04-21 IT IT7318/72A patent/IT957218B/it active
- 1972-04-21 LU LU65212D patent/LU65212A1/xx unknown
- 1972-04-21 FR FR7214188A patent/FR2134020B1/fr not_active Expired
- 1972-04-24 SE SE7205376A patent/SE374474B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1348734A (en) | 1974-03-20 |
| DE2119913B2 (de) | 1974-01-17 |
| LU65212A1 (zh) | 1972-07-13 |
| CH545576A (zh) | 1974-01-31 |
| ZA722573B (en) | 1973-01-31 |
| BE782492A (fr) | 1972-10-23 |
| AR192770A1 (es) | 1973-03-14 |
| BR7202428D0 (pt) | 1973-06-28 |
| SE374474B (zh) | 1975-03-03 |
| BG22860A3 (bg) | 1977-04-20 |
| DE2119913C3 (de) | 1974-08-08 |
| FR2134020B1 (zh) | 1974-12-20 |
| DE2119913A1 (de) | 1972-11-09 |
| NL7205092A (zh) | 1972-10-25 |
| AT307530B (de) | 1973-05-25 |
| FR2134020A1 (zh) | 1972-12-01 |
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