JPS6425299U - - Google Patents
Info
- Publication number
- JPS6425299U JPS6425299U JP11982787U JP11982787U JPS6425299U JP S6425299 U JPS6425299 U JP S6425299U JP 11982787 U JP11982787 U JP 11982787U JP 11982787 U JP11982787 U JP 11982787U JP S6425299 U JPS6425299 U JP S6425299U
- Authority
- JP
- Japan
- Prior art keywords
- plate
- periphery
- rubber
- molded
- piezoelectric
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図は本考案の一実施例の圧電発音体の平面
図、第２図はその断面図、第３図は他の実施例の
断面図、第４図はその周波数特性図、第５図Ａ及
びＢは従来例の圧電発音体の平面図及びその断面
図、第６図Ａ及びＢ並びに第７図Ａ及びＢは、そ
れぞれ従来例から考えられる圧電発音体の平面図
及び断面図、第８図は第５図示のものの周波数特
性である。
１……圧電セラミツク素子板、２……振動板、
５……ダンパ用ゴム成形板。
Fig. 1 is a plan view of a piezoelectric sounding body according to an embodiment of the present invention, Fig. 2 is a sectional view thereof, Fig. 3 is a sectional view of another embodiment, Fig. 4 is its frequency characteristic diagram, and Fig. 5 A and B are a plan view and a sectional view thereof of a piezoelectric sounding element of a conventional example, and FIGS. 6A and B and FIGS. FIG. 8 shows the frequency characteristics of the one shown in FIG. 1... Piezoelectric ceramic element plate, 2... Vibration plate,
5...Rubber molded plate for damper.
Claims (1)
縁をリング状のダンパ用ゴム成形板の内周縁に形
成された溝に嵌合し、該ゴム成形板の外周縁をケ
ースに固定したことを特徴とする圧電発音装置。 The periphery of the diaphragm to which the piezoelectric ceramic element plate is attached is fitted into the groove formed on the inner periphery of a ring-shaped damper molded rubber plate, and the outer periphery of the rubber molded plate is fixed to the case. Piezoelectric sound device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11982787U JPS6425299U (en) | 1987-08-06 | 1987-08-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11982787U JPS6425299U (en) | 1987-08-06 | 1987-08-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6425299U true JPS6425299U (en) | 1989-02-13 |
Family
ID=31365396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11982787U Pending JPS6425299U (en) | 1987-08-06 | 1987-08-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6425299U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56143983A (en) * | 1980-04-11 | 1981-11-10 | Hitachi Ltd | Electronic device |
| JPS5728594B2 (en) * | 1973-06-14 | 1982-06-17 |
-
1987
- 1987-08-06 JP JP11982787U patent/JPS6425299U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5728594B2 (en) * | 1973-06-14 | 1982-06-17 | ||
| JPS56143983A (en) * | 1980-04-11 | 1981-11-10 | Hitachi Ltd | Electronic device |
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