JPS6416799U - - Google Patents
Info
- Publication number
- JPS6416799U JPS6416799U JP11117587U JP11117587U JPS6416799U JP S6416799 U JPS6416799 U JP S6416799U JP 11117587 U JP11117587 U JP 11117587U JP 11117587 U JP11117587 U JP 11117587U JP S6416799 U JPS6416799 U JP S6416799U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- wiring pattern
- sounding device
- oscillation circuit
- circuit elements
- 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
- 230000010355 oscillation Effects 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図ないし第４図はこの考案の圧電発音装置
の実施例を示し、第１図および第２図は実施例１
の一部の底面図および切断正面図、第３図および
第４図は実施例２の一部の底面図および切断正面
図、第５図は従来例の切断正面図、第６図ａ，ｂ
は他の従来例の切断正面図および一部の底面図で
ある。
１…樹脂ケース、５…弾性振動板、６…圧電セ
ラミツク、１７，２１…配線パターン、１８，２
２…回路素子、１９，２３…発振回路。
1 to 4 show examples of the piezoelectric sounding device of this invention, and FIGS. 1 and 2 show embodiment 1.
3 and 4 are a bottom view and a cutaway front view of a part of the second embodiment, FIG. 5 is a cutaway front view of a conventional example, and FIGS. 6a and b
2 is a cutaway front view and a partial bottom view of another conventional example. DESCRIPTION OF SYMBOLS 1... Resin case, 5... Elastic diaphragm, 6... Piezoelectric ceramic, 17, 21... Wiring pattern, 18, 2
2...Circuit element, 19, 23...Oscillation circuit.
Claims (1)
振動板に貼着された薄板状圧電セラミツクと、抵
抗、トランジスタ等の複数個の回路素子からなり
前記圧電セラミツクに出力電圧を印加する発振回
路とを備えた圧電発音装置において、 前記ケースの内面または前記振動板に導電性配
線パターンを形成し、前記配線パターンに前記各
回路素子を接続して前記発振回路を形成した圧電
発音装置。[Claims for Utility Model Registration] An elastic diaphragm provided in a resin case, a thin plate-like piezoelectric ceramic adhered to the diaphragm, and a plurality of circuit elements such as resistors and transistors. In a piezoelectric sounding device including an oscillation circuit that applies an output voltage, a conductive wiring pattern is formed on the inner surface of the case or the diaphragm, and each of the circuit elements is connected to the wiring pattern to form the oscillation circuit. A piezoelectric sounding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11117587U JPS6416799U (en) | 1987-07-20 | 1987-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11117587U JPS6416799U (en) | 1987-07-20 | 1987-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6416799U true JPS6416799U (en) | 1989-01-27 |
Family
ID=31348993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11117587U Pending JPS6416799U (en) | 1987-07-20 | 1987-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6416799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013051683A (en) * | 2011-08-30 | 2013-03-14 | Harman Internatl Industries Ltd | Loudspeaker arrangement structure |
-
1987
- 1987-07-20 JP JP11117587U patent/JPS6416799U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013051683A (en) * | 2011-08-30 | 2013-03-14 | Harman Internatl Industries Ltd | Loudspeaker arrangement structure |