JPS6234819U - - Google Patents
Info
- Publication number
- JPS6234819U JPS6234819U JP12584585U JP12584585U JPS6234819U JP S6234819 U JPS6234819 U JP S6234819U JP 12584585 U JP12584585 U JP 12584585U JP 12584585 U JP12584585 U JP 12584585U JP S6234819 U JPS6234819 U JP S6234819U
- Authority
- JP
- Japan
- Prior art keywords
- molded case
- case
- piezoelectric filter
- filter element
- housed
- 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
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
第１図はこの考案の一実施例を示す分解斜視図
である。第２図は圧電フイルタの周波数特性の一
例を示すグラフであり、実線が実施例の特性を示
し、点線が従来例の特性を示す。
図において、１０は電圧フイルタ、１２はエネ
ルギ閉じ込め形圧電フイルタエレメント、１４は
圧電ユニツト、２６は成型ケース、３６はシール
ド板、３８は蓋を示す。
FIG. 1 is an exploded perspective view showing an embodiment of this invention. FIG. 2 is a graph showing an example of the frequency characteristics of a piezoelectric filter, where the solid line shows the characteristics of the embodiment, and the dotted line shows the characteristics of the conventional example. In the figure, 10 is a voltage filter, 12 is an energy trap type piezoelectric filter element, 14 is a piezoelectric unit, 26 is a molded case, 36 is a shield plate, and 38 is a lid.
Claims (1)
の少なくとも２つの接続端子が配置された成型ケ
ース、 前記成型ケースの前記開口部からそのケースに
収納されかつ前記接続端子にそれぞれ電気的に接
続されると入力と出力の少なくとも２つの電極を
含むエネルギ閉じ込め形圧電フイルタエレメント
、 前記成型ケース内において前記圧電フイルタエ
レメントより上方に設けられかつアースに接続さ
れるシールド板、および 前記エネルギ閉じ込め形圧電フイルタエレメン
トと前記シールド板とを収納した状態で前記成型
ケースを封止する蓋を備える、圧電フイルタ。[Claims for Utility Model Registration] A molded case that is open at the top and has at least two connection terminals, an input and an output, arranged on its bottom surface, and a molded case that is housed in the case from the opening of the molded case, and that the connection terminal is stored in the case from the opening of the molded case. an energy confinement type piezoelectric filter element including at least two electrodes, an input and an output, when electrically connected to each, a shield plate provided above the piezoelectric filter element in the molded case and connected to earth, and A piezoelectric filter comprising a lid that seals the molded case in a state in which the energy trapping piezoelectric filter element and the shield plate are housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12584585U JPS6234819U (en) | 1985-08-16 | 1985-08-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12584585U JPS6234819U (en) | 1985-08-16 | 1985-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6234819U true JPS6234819U (en) | 1987-02-28 |
Family
ID=31019095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12584585U Pending JPS6234819U (en) | 1985-08-16 | 1985-08-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6234819U (en) |
-
1985
- 1985-08-16 JP JP12584585U patent/JPS6234819U/ja active Pending