JPH0422639Y2 - - Google Patents
Info
- Publication number
- JPH0422639Y2 JPH0422639Y2 JP19225686U JP19225686U JPH0422639Y2 JP H0422639 Y2 JPH0422639 Y2 JP H0422639Y2 JP 19225686 U JP19225686 U JP 19225686U JP 19225686 U JP19225686 U JP 19225686U JP H0422639 Y2 JPH0422639 Y2 JP H0422639Y2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- piezoelectric
- synthetic resin
- resin film
- piezoelectric speaker
- 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.)
- Expired
Links
- 229920003002 synthetic resin Polymers 0.000 claims description 15
- 239000000057 synthetic resin Substances 0.000 claims description 15
- 238000013016 damping Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 9
- 239000002033 PVDF binder Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19225686U JPH0422639Y2 (en]) | 1986-12-12 | 1986-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19225686U JPH0422639Y2 (en]) | 1986-12-12 | 1986-12-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6397998U JPS6397998U (en]) | 1988-06-24 |
| JPH0422639Y2 true JPH0422639Y2 (en]) | 1992-05-25 |
Family
ID=31147163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19225686U Expired JPH0422639Y2 (en]) | 1986-12-12 | 1986-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0422639Y2 (en]) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5599856B2 (ja) * | 2011-09-30 | 2014-10-01 | 富士フイルム株式会社 | 電気音響変換器および表示デバイス |
| JP2014209730A (ja) * | 2013-03-29 | 2014-11-06 | 富士フイルム株式会社 | スピーカシステム |
-
1986
- 1986-12-12 JP JP19225686U patent/JPH0422639Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6397998U (en]) | 1988-06-24 |
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