JPS6437200U - - Google Patents
Info
- Publication number
- JPS6437200U JPS6437200U JP13184487U JP13184487U JPS6437200U JP S6437200 U JPS6437200 U JP S6437200U JP 13184487 U JP13184487 U JP 13184487U JP 13184487 U JP13184487 U JP 13184487U JP S6437200 U JPS6437200 U JP S6437200U
- Authority
- JP
- Japan
- Prior art keywords
- frame
- attached
- diaphragm
- magnet
- center
- 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
- 229910001004 magnetic alloy Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図は本考案第１実施例の断面図、第２図は
第２実施例の断面図、第３図は従来例の断面図、
第４図は改良された従来例の断面図である。
１は振動板、２は圧電素子、３は磁石、４はフ
レームである。
Fig. 1 is a sectional view of the first embodiment of the present invention, Fig. 2 is a sectional view of the second embodiment, and Fig. 3 is a sectional view of the conventional example.
FIG. 4 is a sectional view of an improved conventional example. 1 is a diaphragm, 2 is a piezoelectric element, 3 is a magnet, and 4 is a frame.
Claims (1)
た振動板１と、該振動板１の中心部に固定され且
つ磁性体合金からなる金属電極を有する圧電素子
２と、前記フレーム４の底面に取付けられるとと
もに圧電素子２に吸引力を作用させる磁石３とか
らなることを特徴とする圧電型スピーカ。 ２ 前記磁石３が、フレーム４の底面中央部に形
成されたネジ孔に螺合されているネジ台５に取付
けられていることを特徴とする実用新案登録請求
の範囲第１項記載の圧電型スピーカ。[Claims for Utility Model Registration] 1. A piezoelectric element having a diaphragm 1 attached to the front surface of a ring-shaped convex edge of a frame 4, and a metal electrode fixed to the center of the diaphragm 1 and made of a magnetic alloy. 2; and a magnet 3 that is attached to the bottom surface of the frame 4 and applies an attractive force to the piezoelectric element 2. 2. The piezoelectric type according to claim 1, wherein the magnet 3 is attached to a screw stand 5 that is screwed into a screw hole formed in the center of the bottom of the frame 4. speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13184487U JPS6437200U (en) | 1987-08-28 | 1987-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13184487U JPS6437200U (en) | 1987-08-28 | 1987-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6437200U true JPS6437200U (en) | 1989-03-06 |
Family
ID=31388277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13184487U Pending JPS6437200U (en) | 1987-08-28 | 1987-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6437200U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50117412A (en) * | 1974-02-18 | 1975-09-13 | ||
| JPS6098798A (en) * | 1983-11-04 | 1985-06-01 | Matsushita Electric Ind Co Ltd | Piezo-electric sound generator |
-
1987
- 1987-08-28 JP JP13184487U patent/JPS6437200U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50117412A (en) * | 1974-02-18 | 1975-09-13 | ||
| JPS6098798A (en) * | 1983-11-04 | 1985-06-01 | Matsushita Electric Ind Co Ltd | Piezo-electric sound generator |