JPH0246429U - - Google Patents
Info
- Publication number
- JPH0246429U JPH0246429U JP12534488U JP12534488U JPH0246429U JP H0246429 U JPH0246429 U JP H0246429U JP 12534488 U JP12534488 U JP 12534488U JP 12534488 U JP12534488 U JP 12534488U JP H0246429 U JPH0246429 U JP H0246429U
- Authority
- JP
- Japan
- Prior art keywords
- electrode section
- input
- output
- grounding
- lead
- 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
- 239000000758 substrate Substances 0.000 claims description 2
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
第１図は本考案の一実施例を示す斜視図、第２
図Ａは本考案の一実施例における圧電共振子の一
方の面を示す斜視図、第２図Ｂは圧電共振子の他
方の面を示す斜視図、第３図Ａは本考案の一実施
例で使用される接地用リードフレームを示す平面
図、第３図Ｂは本考案の一実施例で使用される入
出力用リードフレームを示す平面図、第４図は接
地用リードと圧電素子との積層状態を示す斜視図
、第５図は第４図のＡ−Ａ線断面図、第６図は他
の実施例における外装状態を示す断面図、第７図
は従来の圧電素子の一例を示す斜視図、第８図は
従来の圧電素子の他の例を示す斜視図である。
１…圧電基板、２…入力電極部、３…出力電極
部、４，５…振動電極部、６，７…接地用電極部
、８…接地用リード、１２…入力リード、１３…
出力リード。
Fig. 1 is a perspective view showing one embodiment of the present invention;
Figure A is a perspective view showing one side of a piezoelectric resonator according to an embodiment of the present invention, Figure 2B is a perspective view showing the other side of the piezoelectric resonator, and Figure 3A is an embodiment of the present invention. FIG. 3B is a plan view showing the input/output lead frame used in one embodiment of the present invention, and FIG. 4 is a plan view showing the connection between the grounding lead and the piezoelectric element. FIG. 5 is a sectional view taken along the line A-A in FIG. 4, FIG. 6 is a sectional view showing the exterior state of another embodiment, and FIG. 7 is an example of a conventional piezoelectric element. FIG. 8 is a perspective view showing another example of a conventional piezoelectric element. DESCRIPTION OF SYMBOLS 1... Piezoelectric substrate, 2... Input electrode part, 3... Output electrode part, 4, 5... Vibration electrode part, 6, 7... Grounding electrode part, 8... Grounding lead, 12... Input lead, 13...
Output lead.
Claims (1)
が形成されていると共に該入出力電極部から振動
電極部が延設され、他方の面に上記入出力電極部
と対向して接地用電極部が形成された一対の圧電
素子が、接地用リードを介して積層状態に配設さ
れていると共に、入出力用リードおよび接地用リ
ードが上記入出力電極部および接地用電極部にそ
れぞれ圧電素子の面と平行に接続されていること
を特徴とする圧電フイルタ。 ２ 入出力電極部および振動電極部と、接地用電
極部とが同一形状である請求項１記載の圧電フイ
ルタ。[Claims for Utility Model Registration] 1. An input/output electrode section is formed at both ends of one surface of a piezoelectric substrate, and a vibration electrode section is extended from the input/output electrode section, and the input/output section is formed on the other surface. A pair of piezoelectric elements each having a grounding electrode section facing the electrode section are arranged in a stacked manner via a grounding lead, and an input/output lead and a grounding lead are connected to the input/output electrode section. and a grounding electrode portion, each of which is connected in parallel to a surface of the piezoelectric element. 2. The piezoelectric filter according to claim 1, wherein the input/output electrode section, the vibration electrode section, and the grounding electrode section have the same shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12534488U JPH0246429U (en) | 1988-09-26 | 1988-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12534488U JPH0246429U (en) | 1988-09-26 | 1988-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0246429U true JPH0246429U (en) | 1990-03-29 |
Family
ID=31375868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12534488U Pending JPH0246429U (en) | 1988-09-26 | 1988-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0246429U (en) |
-
1988
- 1988-09-26 JP JP12534488U patent/JPH0246429U/ja active Pending
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