JPH0193898U - - Google Patents
Info
- Publication number
- JPH0193898U JPH0193898U JP18957787U JP18957787U JPH0193898U JP H0193898 U JPH0193898 U JP H0193898U JP 18957787 U JP18957787 U JP 18957787U JP 18957787 U JP18957787 U JP 18957787U JP H0193898 U JPH0193898 U JP H0193898U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- inclusion
- sheet
- speaker
- utility
- Prior art date
- 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.)
- Pending
Links
- 239000004743 Polypropylene Substances 0.000 claims 1
- 229920005830 Polyurethane Foam Polymers 0.000 claims 1
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 239000004745 nonwoven fabric Substances 0.000 claims 1
- 239000000123 paper Substances 0.000 claims 1
- -1 polypropylene Polymers 0.000 claims 1
- 229920001155 polypropylene Polymers 0.000 claims 1
- 239000011496 polyurethane foam Substances 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18957787U JPH0193898U (ru) | 1987-12-14 | 1987-12-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18957787U JPH0193898U (ru) | 1987-12-14 | 1987-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0193898U true JPH0193898U (ru) | 1989-06-20 |
Family
ID=31480597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18957787U Pending JPH0193898U (ru) | 1987-12-14 | 1987-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0193898U (ru) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4822543B1 (ru) * | 1969-07-24 | 1973-07-06 | ||
| JPS5753795B2 (ru) * | 1977-07-06 | 1982-11-15 | ||
| JPS62263798A (ja) * | 1986-05-09 | 1987-11-16 | Matsushita Electric Ind Co Ltd | スピ−カ用振動板 |
-
1987
- 1987-12-14 JP JP18957787U patent/JPH0193898U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4822543B1 (ru) * | 1969-07-24 | 1973-07-06 | ||
| JPS5753795B2 (ru) * | 1977-07-06 | 1982-11-15 | ||
| JPS62263798A (ja) * | 1986-05-09 | 1987-11-16 | Matsushita Electric Ind Co Ltd | スピ−カ用振動板 |