JPS6381597U - - Google Patents
Info
- Publication number
- JPS6381597U JPS6381597U JP17729086U JP17729086U JPS6381597U JP S6381597 U JPS6381597 U JP S6381597U JP 17729086 U JP17729086 U JP 17729086U JP 17729086 U JP17729086 U JP 17729086U JP S6381597 U JPS6381597 U JP S6381597U
- Authority
- JP
- Japan
- Prior art keywords
- foam
- piezoelectric
- embedding
- covering
- 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
- 239000006260 foam Substances 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Moulding By Coating Moulds (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図は本考案圧電型スピーカーの一実施例を
示す斜視図、第２図はその横断面図、第３図は従
来の圧電型スピーカーの一例を示す横断面図であ
る。
１……軟質発泡体、２……圧電素子、３……セ
ラミツクス圧電膜、４ａ，４ｂ……電極膜、７ａ
，７ｂ……リード線、８……硬質発泡体。
FIG. 1 is a perspective view showing an embodiment of the piezoelectric speaker of the present invention, FIG. 2 is a cross-sectional view thereof, and FIG. 3 is a cross-sectional view showing an example of a conventional piezoelectric speaker. 1... Soft foam, 2... Piezoelectric element, 3... Ceramic piezoelectric film, 4a, 4b... Electrode film, 7a
, 7b... Lead wire, 8... Hard foam.
Claims (1)
発泡体で被覆してなる圧電型スピーカー。 A piezoelectric speaker is made by embedding a piezoelectric element in a hard foam and covering it with a soft foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17729086U JPS6381597U (en) | 1986-11-17 | 1986-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17729086U JPS6381597U (en) | 1986-11-17 | 1986-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6381597U true JPS6381597U (en) | 1988-05-28 |
Family
ID=31118355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17729086U Pending JPS6381597U (en) | 1986-11-17 | 1986-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6381597U (en) |
-
1986
- 1986-11-17 JP JP17729086U patent/JPS6381597U/ja active Pending