JPS5967088U - small sounding body - Google Patents
small sounding bodyInfo
- Publication number
- JPS5967088U JPS5967088U JP16156782U JP16156782U JPS5967088U JP S5967088 U JPS5967088 U JP S5967088U JP 16156782 U JP16156782 U JP 16156782U JP 16156782 U JP16156782 U JP 16156782U JP S5967088 U JPS5967088 U JP S5967088U
- Authority
- JP
- Japan
- Prior art keywords
- sounding body
- cap
- small sounding
- coil
- cavity
- 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
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の小型発音体の構造を示す断面図、第２図
は本考案の実施例の構造を示す断面図、第３図は第２図
の音圧の周波数特性を示した特性図である。
１・・・空胴、２・・・キャップ、３・・・振動板、４
・・・永久磁石、５・・・コイル、６・・・鉄芯。Fig. 1 is a sectional view showing the structure of a conventional small sounding body, Fig. 2 is a sectional view showing the structure of an embodiment of the present invention, and Fig. 3 is a characteristic diagram showing the frequency characteristics of the sound pressure shown in Fig. 2. It is. 1... Cavity, 2... Cap, 3... Vibration plate, 4
...Permanent magnet, 5...Coil, 6...Iron core.
Claims (1)
磁石の上に磁界の力で貼付けられた振動板と、この振動
板の上に空胴を構成するキャップとを有する小型発音体
において、前記キャップの側面にタップが切られ、この
キャップを回転させることによりその高さが上下し、前
記空胴の体積を増減させるようにしたことを特徴とする
小型発音体。A small sounding body having a coil, a permanent magnet arranged around the coil, a diaphragm attached to the permanent magnet by the force of a magnetic field, and a cap forming a cavity on the diaphragm, A small sounding body characterized in that a tap is cut on the side surface of the cap, and by rotating the cap, the height of the cap can be raised or lowered to increase or decrease the volume of the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16156782U JPS5967088U (en) | 1982-10-25 | 1982-10-25 | small sounding body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16156782U JPS5967088U (en) | 1982-10-25 | 1982-10-25 | small sounding body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5967088U true JPS5967088U (en) | 1984-05-07 |
Family
ID=30355034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16156782U Pending JPS5967088U (en) | 1982-10-25 | 1982-10-25 | small sounding body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5967088U (en) |
-
1982
- 1982-10-25 JP JP16156782U patent/JPS5967088U/en active Pending
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