JPS573278B2 - - Google Patents
Info
- Publication number
- JPS573278B2 JPS573278B2 JP4531677A JP4531677A JPS573278B2 JP S573278 B2 JPS573278 B2 JP S573278B2 JP 4531677 A JP4531677 A JP 4531677A JP 4531677 A JP4531677 A JP 4531677A JP S573278 B2 JPS573278 B2 JP S573278B2
- 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
- H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
- H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact
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 |
|---|---|---|---|
| JP4531677A JPS53130013A (en) | 1977-04-19 | 1977-04-19 | Diaphragm for speakers and production of the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4531677A JPS53130013A (en) | 1977-04-19 | 1977-04-19 | Diaphragm for speakers and production of the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53130013A JPS53130013A (en) | 1978-11-13 |
| JPS573278B2 true JPS573278B2 (en) | 1982-01-20 |
Family
ID=12715887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4531677A Granted JPS53130013A (en) | 1977-04-19 | 1977-04-19 | Diaphragm for speakers and production of the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS53130013A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63128557U (en) * | 1987-02-16 | 1988-08-23 | ||
| JPH01115259U (en) * | 1988-01-27 | 1989-08-03 | ||
| JPH01128290U (en) * | 1988-02-22 | 1989-09-01 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01259698A (en) * | 1988-04-08 | 1989-10-17 | Res Dev Corp Of Japan | Diaphragm electric acoustic converter and manufacture of diaphragm |
-
1977
- 1977-04-19 JP JP4531677A patent/JPS53130013A/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63128557U (en) * | 1987-02-16 | 1988-08-23 | ||
| JPH01115259U (en) * | 1988-01-27 | 1989-08-03 | ||
| JPH01128290U (en) * | 1988-02-22 | 1989-09-01 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53130013A (en) | 1978-11-13 |