JPH01171199U - - Google Patents
Info
- Publication number
- JPH01171199U JPH01171199U JP6222288U JP6222288U JPH01171199U JP H01171199 U JPH01171199 U JP H01171199U JP 6222288 U JP6222288 U JP 6222288U JP 6222288 U JP6222288 U JP 6222288U JP H01171199 U JPH01171199 U JP H01171199U
- Authority
- JP
- Japan
- Prior art keywords
- attached
- diaphragm
- ceramic element
- piezoelectric
- adhesive
- 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
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 238000010292 electrical insulation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図は本考案の一実施例の断面図、第２図Ａ
及びＢは本考案の作動説明図、第３図は本考案の
周波数特性の一例を示す図、第４図は、本考案の
使用状態を示す線図、第５図は従来の圧電発音装
置の断面図、第６図はその周波数特性図である。
１……圧電セラミツク素子板、２……金属性振
動板、４１，４２……弾性振動板。
Figure 1 is a sectional view of one embodiment of the present invention, Figure 2A
and B are diagrams illustrating the operation of the present invention, Fig. 3 is a diagram showing an example of the frequency characteristics of the present invention, Fig. 4 is a diagram showing the usage state of the present invention, and Fig. 5 is a diagram showing a conventional piezoelectric sounding device. The cross-sectional view and FIG. 6 are its frequency characteristics. 1...Piezoelectric ceramic element plate, 2...Metallic diaphragm, 41 , 42 ...Elastic diaphragm.
Claims (1)
板の両面に、それぞれダンパ効果及び電気絶縁性
を有し、且つ粘着剤の塗布された弾性振動板を該
粘着剤で貼着したことを特徴とする圧電発音装置
。 It is characterized in that an elastic diaphragm having a damper effect and electrical insulation properties and coated with an adhesive is attached to both sides of the conductive diaphragm to which the piezoelectric ceramic element plate is attached. Piezoelectric sound device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6222288U JPH01171199U (en) | 1988-05-13 | 1988-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6222288U JPH01171199U (en) | 1988-05-13 | 1988-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01171199U true JPH01171199U (en) | 1989-12-04 |
Family
ID=31287852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6222288U Pending JPH01171199U (en) | 1988-05-13 | 1988-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01171199U (en) |
-
1988
- 1988-05-13 JP JP6222288U patent/JPH01171199U/ja active Pending
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