JPS557758B2 - - Google Patents
Info
- Publication number
- JPS557758B2 JPS557758B2 JP15279675A JP15279675A JPS557758B2 JP S557758 B2 JPS557758 B2 JP S557758B2 JP 15279675 A JP15279675 A JP 15279675A JP 15279675 A JP15279675 A JP 15279675A JP S557758 B2 JPS557758 B2 JP S557758B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/127—Non-planar diaphragms or cones dome-shaped
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50152796A JPS5276915A (en) | 1975-12-23 | 1975-12-23 | Diaphragm material for speakers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50152796A JPS5276915A (en) | 1975-12-23 | 1975-12-23 | Diaphragm material for speakers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5276915A JPS5276915A (en) | 1977-06-28 |
| JPS557758B2 true JPS557758B2 (enExample) | 1980-02-28 |
Family
ID=15548325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50152796A Granted JPS5276915A (en) | 1975-12-23 | 1975-12-23 | Diaphragm material for speakers |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5276915A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5458020A (en) * | 1977-10-17 | 1979-05-10 | Matsushita Electric Ind Co Ltd | Diaphragm for acoustic device and production thereof |
-
1975
- 1975-12-23 JP JP50152796A patent/JPS5276915A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5276915A (en) | 1977-06-28 |