JPS6168598U - - Google Patents
Info
- Publication number
- JPS6168598U JPS6168598U JP15156184U JP15156184U JPS6168598U JP S6168598 U JPS6168598 U JP S6168598U JP 15156184 U JP15156184 U JP 15156184U JP 15156184 U JP15156184 U JP 15156184U JP S6168598 U JPS6168598 U JP S6168598U
- Authority
- JP
- Japan
- Prior art keywords
- metal plate
- electroacoustic transducer
- piezoelectric
- transducer according
- 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
- 239000002184 metal Substances 0.000 claims description 9
- 239000003973 paint Substances 0.000 claims description 3
- 239000002390 adhesive tape Substances 0.000 claims description 2
- 229910001369 Brass Inorganic materials 0.000 claims 1
- 235000014676 Phragmites communis Nutrition 0.000 claims 1
- 239000010951 brass Substances 0.000 claims 1
- 239000000919 ceramic Substances 0.000 claims 1
- 239000004922 lacquer Substances 0.000 claims 1
Description
第１図乃至第３図は本考案の実施例を示すもの
で、第１図は分解斜視図、第２図は縦断面図、第
３図は一部切除の平面図、第４図は音圧周波数特
性を示すグラフ、第５図及び第６図は従来例を示
す要部の平面図及び要部の拡大縦断面図である。
１は金属板、２は圧電素子、３は陽電極、３Ａ
は金属極板、３Ｂは粘弾性塗料、３ｃは電気絶縁
性粘着テープである。
Figures 1 to 3 show an embodiment of the present invention, in which Figure 1 is an exploded perspective view, Figure 2 is a vertical sectional view, Figure 3 is a partially cutaway plan view, and Figure 4 is an exploded perspective view. Graphs showing the pressure frequency characteristics, FIGS. 5 and 6 are a plan view and an enlarged vertical sectional view of the main parts of a conventional example. 1 is a metal plate, 2 is a piezoelectric element, 3 is a positive electrode, 3A
3B is a viscoelastic paint, and 3c is an electrically insulating adhesive tape.
Claims (1)
子２の前記金属板１に対する非重合面２Ａ側から
前記金属板１の外周部又はその近くまで陽電極３
を前記金属板１に対して電気絶縁状態で導出させ
てなる圧電型電気音響変換器であつて、前記陽電
極３を導出構成するに、良電導性金属板３Ａの一
端部側を前記圧電素子２の非重合面２Ａに粘弾性
塗料３Ｂを介して接着固定するとともに、他端部
側を電気絶縁性粘着テープ３Ｃを介して前記金属
板１の外周部又はその近くに接着してあることを
特徴とする圧電型電気音響変換器。 前記圧電素子２がセラミツクである実用新案
登録請求の範囲第項に記載の圧電型電気音響変
換器。 前記金属板１が黄銅板である実用新案登録請
求の範囲第項に記載の圧電型電気音響変換器。 前記粘弾性塗料２Ｂがリードラツカーである
実用新案登録請求の範囲第項に記載の圧電型電
気音響変換器。[Claims for Utility Model Registration] A positive electrode 3 from the non-overlapping surface 2A side of the piezoelectric element 2 which is superimposed and electrically connected to the metal plate 1 serving as a cathode to the outer periphery of the metal plate 1 or close thereto.
is electrically insulated from the metal plate 1, and in order to form the positive electrode 3, one end side of the well-conductive metal plate 3A is connected to the piezoelectric element. The metal plate 1 is adhesively fixed to the non-polymerized surface 2A of the metal plate 2 through a viscoelastic paint 3B, and the other end is adhered to or near the outer periphery of the metal plate 1 through an electrically insulating adhesive tape 3C. Features of piezoelectric electroacoustic transducer. A piezoelectric electroacoustic transducer according to claim 1, wherein the piezoelectric element 2 is made of ceramic. A piezoelectric electroacoustic transducer according to claim 1, wherein the metal plate 1 is a brass plate. The piezoelectric electroacoustic transducer according to claim 1, wherein the viscoelastic paint 2B is a reed lacquer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15156184U JPS6168598U (en) | 1984-10-05 | 1984-10-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15156184U JPS6168598U (en) | 1984-10-05 | 1984-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6168598U true JPS6168598U (en) | 1986-05-10 |
Family
ID=30709672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15156184U Pending JPS6168598U (en) | 1984-10-05 | 1984-10-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6168598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0354999A (en) * | 1989-07-24 | 1991-03-08 | Taiyo Yuden Co Ltd | Piezoelectric acoustic device and its manufacture thereof |
-
1984
- 1984-10-05 JP JP15156184U patent/JPS6168598U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0354999A (en) * | 1989-07-24 | 1991-03-08 | Taiyo Yuden Co Ltd | Piezoelectric acoustic device and its manufacture thereof |