JPS59127398U - electroacoustic transducer - Google Patents
electroacoustic transducerInfo
- Publication number
- JPS59127398U JPS59127398U JP2192883U JP2192883U JPS59127398U JP S59127398 U JPS59127398 U JP S59127398U JP 2192883 U JP2192883 U JP 2192883U JP 2192883 U JP2192883 U JP 2192883U JP S59127398 U JPS59127398 U JP S59127398U
- Authority
- JP
- Japan
- Prior art keywords
- sheet body
- piezoelectric elements
- fixed
- electroacoustic transducer
- piezoelectric element
- 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
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Diaphragms For Electromechanical 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図は本考案の一実施例の一部を切欠いた斜視図、第
２図は第１図に示された実施例の断面図、第３図は第１
図および第２図に示された支持部材１の平面図、第４図
は圧電素子２の一部の拡大断面図、第５図は第１図〜第
４図に示された実施例の本件考案者による実験結果を示
すグラフ、第６図は本考案の他の実施例の断面図、第７
図は本考案のさらに他の実施例の平面図、第８図は本考
案の他の実施例の平面図、第９図は本考案のさらに他の
実施例の一部の断面図、第１０図は本考案の他の実施例
の断面図である。
１．２７・・・支持部材、２． ３． ４． １８．
２４゜２５．２６・・・圧電素子、？、 ８． １５．
３１゜３２・・・透孔、９． １０． １１． ２８．
２９． ３０・・・通気孔、１９・・・シート体。Fig. 1 is a partially cutaway perspective view of an embodiment of the present invention, Fig. 2 is a sectional view of the embodiment shown in Fig. 1, and Fig. 3 is a cross-sectional view of the embodiment shown in Fig.
FIG. 4 is an enlarged sectional view of a part of the piezoelectric element 2, and FIG. 5 is a plan view of the support member 1 shown in FIGS. Graph showing experimental results by the inventor, Figure 6 is a sectional view of another embodiment of the invention, Figure 7
8 is a plan view of another embodiment of the invention, FIG. 9 is a cross-sectional view of a part of still another embodiment of the invention, and FIG. The figure is a sectional view of another embodiment of the present invention. 1.27...Supporting member, 2. 3. 4. 18.
24゜25.26...piezoelectric element? , 8. 15.
31°32...Through hole, 9. 10. 11. 28.
29. 30...Vent hole, 19...Sheet body.
Claims (1)
たシート体を、その各々は全体の形状が丸みを帯びた形
状に形成し、その圧電素子またはシート体を支持部材の
一表面側に膨出して同心状に配置し、各圧電素子または
シート体の周縁を支持部材の前記−表面に固定し、少く
とも半径方向量内方以外の圧電素子またはシート体は透
孔を有し、支持部材には各圧電素子またはシート体の内
表面にそれぞれ臨む通気孔が形成されていることを特徴
とする電気音響変換器。Two or more piezoelectric elements having different diameters or a sheet body to which piezoelectric elements are fixed are each formed into a rounded shape, and the piezoelectric elements or sheet body are expanded to one surface side of the support member. The peripheral edge of each piezoelectric element or sheet body is fixed to the surface of the supporting member, and at least the piezoelectric elements or sheet bodies other than the radially inward portion have through holes, and the peripheral edge of each piezoelectric element or sheet body is fixed to the surface of the supporting member. An electroacoustic transducer characterized in that a vent hole is formed facing the inner surface of each piezoelectric element or sheet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2192883U JPS59127398U (en) | 1983-02-16 | 1983-02-16 | electroacoustic transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2192883U JPS59127398U (en) | 1983-02-16 | 1983-02-16 | electroacoustic transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59127398U true JPS59127398U (en) | 1984-08-27 |
Family
ID=30153049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2192883U Pending JPS59127398U (en) | 1983-02-16 | 1983-02-16 | electroacoustic transducer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59127398U (en) |
-
1983
- 1983-02-16 JP JP2192883U patent/JPS59127398U/en active Pending
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