JPH0219198U - - Google Patents
Info
- Publication number
- JPH0219198U JPH0219198U JP9894588U JP9894588U JPH0219198U JP H0219198 U JPH0219198 U JP H0219198U JP 9894588 U JP9894588 U JP 9894588U JP 9894588 U JP9894588 U JP 9894588U JP H0219198 U JPH0219198 U JP H0219198U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- electronic buzzer
- iron core
- driving part
- base body
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 230000010355 oscillation Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- 239000003990 capacitor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Description
第１図は第１の本考案の実施例の説明図、第２
図は第２の本考案の実施例の説明図、第３図は従
来の電子ブザーの構成図、第４図はその雑音対策
を施した回路図、第５図は従来の電子ブザーの内
部構造の説明図である。
符号の説明、Ａ…電子ブザー、Ｂ…ベース体、
１…発振回路、２…駆動部、２ａ…鉄芯、２ｂ…
駆動コイル、３…金属性振動板、４…支持部、５
…ヨーク、Ｌ…コイル、Ｃ…コンデンサー。
Figure 1 is an explanatory diagram of the first embodiment of the present invention;
The figure is an explanatory diagram of the second embodiment of the present invention, Figure 3 is a configuration diagram of a conventional electronic buzzer, Figure 4 is a circuit diagram with noise countermeasures, and Figure 5 is the internal structure of a conventional electronic buzzer. FIG. Explanation of symbols, A...electronic buzzer, B...base body,
DESCRIPTION OF SYMBOLS 1... Oscillation circuit, 2... Drive part, 2a... Iron core, 2b...
Drive coil, 3... Metallic diaphragm, 4... Support part, 5
...Yoke, L...Coil, C...Condenser.
Claims (1)
続通電することにより、金属性振動板を強制的に
振動させて発音させるようにした電子ブザーにお
いて、 上記駆動部の駆動コイルが巻装された鉄芯に、
該駆動コイルとは別のコイルを鉄芯を共用して巻
装し、該コイルを電子ブザーに供給する電源ライ
ンに直列に接続するとともに、該コイルと駆動コ
イルとの接続点と接地電位間にコンデンサーを設
けた構成としたことを特徴とする電子ブザー。 (2) 鉄芯に巻かれたコイルから成る駆動部を中
央に配置し、その外周に上記駆動部の上方に配設
され、上記駆動部によつて強制振動される所定寸
法の金属性振動板を下方より支持する支持部と、
磁気回路を形成するヨークとを設けたベース体で
形成された電子ブザーであつて、 上記鉄芯、支持部及びヨークからなるベース体
を一体的に成形した構造と成されたことを特徴と
する電子ブザー。[Claims for Utility Model Registration] (1) In an electronic buzzer that forcibly vibrates a metal diaphragm and generates sound by energizing the driving part intermittently according to the output voltage of the oscillation circuit, the above-mentioned The drive coil of the drive unit is wrapped around the iron core.
A coil other than the drive coil is wound around the same iron core, and the coil is connected in series to the power line that supplies the electronic buzzer, and between the connection point of the coil and the drive coil and the ground potential. An electronic buzzer characterized by having a configuration including a capacitor. (2) A driving part consisting of a coil wound around an iron core is arranged in the center, and a metal diaphragm of a predetermined size is arranged on the outer periphery above the driving part and is forcibly vibrated by the driving part. a support part that supports the from below;
An electronic buzzer formed of a base body provided with a yoke forming a magnetic circuit, characterized in that the base body consisting of the iron core, the support part and the yoke is integrally molded. Electronic buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9894588U JPH0219198U (en) | 1988-07-26 | 1988-07-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9894588U JPH0219198U (en) | 1988-07-26 | 1988-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0219198U true JPH0219198U (en) | 1990-02-08 |
Family
ID=31325653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9894588U Pending JPH0219198U (en) | 1988-07-26 | 1988-07-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0219198U (en) |
-
1988
- 1988-07-26 JP JP9894588U patent/JPH0219198U/ja active Pending
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