JPS61162199U - - Google Patents
Info
- Publication number
- JPS61162199U JPS61162199U JP4604785U JP4604785U JPS61162199U JP S61162199 U JPS61162199 U JP S61162199U JP 4604785 U JP4604785 U JP 4604785U JP 4604785 U JP4604785 U JP 4604785U JP S61162199 U JPS61162199 U JP S61162199U
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- piezoelectric vibrator
- piezoelectric
- self
- housing
- 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
- 239000002184 metal Substances 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Description
第１図、第２図はこの考案の圧電ブザーの各実
施例を示す縦断正面図、第３図は同上に用いる自
励振型圧電振動子の斜視図、第４図は第１図の実
施例をに用いるベースケースアツセンブリの斜視
図、第５図は駆動回路の一例を示す回路図、第６
図はＩＣ斜視図、第７図は圧電ブザーの回路図で
ある。
１……自励振型圧電振動子、２……圧電磁器素
子板、３……主電極、４……帰環電極、５……金
属板、６……ベースケースアツセンブリ、７……
ベースケース、８，９，１０，１１……ピン端子
、１５……ＩＣ、２１……ハウジング内、２２…
…放音孔。
1 and 2 are longitudinal sectional front views showing each embodiment of the piezoelectric buzzer of this invention, FIG. 3 is a perspective view of a self-oscillating piezoelectric vibrator used in the same, and FIG. 4 is an embodiment of the piezoelectric buzzer of the invention. Fig. 5 is a circuit diagram showing an example of a drive circuit, Fig. 6 is a perspective view of a base case assembly used for
The figure is a perspective view of the IC, and FIG. 7 is a circuit diagram of the piezoelectric buzzer. DESCRIPTION OF SYMBOLS 1... Self-excited piezoelectric vibrator, 2... Piezoelectric ceramic element plate, 3... Main electrode, 4... Return electrode, 5... Metal plate, 6... Base case assembly, 7...
Base case, 8, 9, 10, 11...Pin terminal, 15...IC, 21...Inside housing, 22...
...Sound hole.
Claims (1)
通電極を有する圧電磁器素子板と、金属板等の振
動板とを一体に貼り合せてなる自励振型圧電振動
子を樹脂等からなるハウジング内に取付け、この
ハウジングの後部に固定したベースケースには該
自励振型圧電振動子の各電極に電気的に接続され
る複数のピン端子を設け、さらに該ベースケース
上には該自励振型圧電振動子の駆動回路を１チツ
プに納めたＩＣを固定し、このＩＣを前記ピン端
子に電気的に接続したことを特徴とする圧電ブザ
ー。 A self-oscillating piezoelectric vibrator made of resin or the like is made by laminating together a piezoelectric ceramic element plate having a return electrode and a main electrode on one surface and a common electrode on the other surface, and a diaphragm such as a metal plate. A base case installed in the housing and fixed to the rear of the housing is provided with a plurality of pin terminals electrically connected to each electrode of the self-excited piezoelectric vibrator, A piezoelectric buzzer characterized in that an IC containing a drive circuit for a piezoelectric vibrator is fixed in one chip, and this IC is electrically connected to the pin terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4604785U JPS61162199U (en) | 1985-03-28 | 1985-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4604785U JPS61162199U (en) | 1985-03-28 | 1985-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61162199U true JPS61162199U (en) | 1986-10-07 |
Family
ID=30560089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4604785U Pending JPS61162199U (en) | 1985-03-28 | 1985-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61162199U (en) |
-
1985
- 1985-03-28 JP JP4604785U patent/JPS61162199U/ja active Pending
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