JPH0379530U - - Google Patents
Info
- Publication number
- JPH0379530U JPH0379530U JP14134789U JP14134789U JPH0379530U JP H0379530 U JPH0379530 U JP H0379530U JP 14134789 U JP14134789 U JP 14134789U JP 14134789 U JP14134789 U JP 14134789U JP H0379530 U JPH0379530 U JP H0379530U
- Authority
- JP
- Japan
- Prior art keywords
- vibrating
- vibrating part
- edge mode
- electrode
- piezoelectric substrate
- 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 3
- 238000000605 extraction Methods 0.000 claims description 2
Description
第１図は本考案の第１実施例の振動エレメント
を示す斜視図、第２図は同上の振動エレメントを
用いた共振子であつて第１図のＸ−Ｘ線に対応す
る断面指示線に沿つた断面図、第３図は本考案の
第２実施例を示す斜視図、第４図は本考案の第３
実施例を示す斜視図、第５図及び第６図は本考案
の第４実施例を示す分解斜視図及び組立て状態の
斜視図、第７図は本考案の第５実施例を示す分解
斜視図、第８図は従来のエツジモード共振子の振
動エレメントを示す平面図、第９図ａ，ｂは従来
の別なエツジモード共振子を示す平面図及び下面
図である。
１……圧電基板、２……スリツト溝、３……振
動部、４，５……非振動部、６，１４，１５……
振動電極、７，１６，１７……外部引き出し電極
。
FIG. 1 is a perspective view showing a vibrating element according to a first embodiment of the present invention, and FIG. 2 is a resonator using the same vibrating element as shown in FIG. 3 is a perspective view showing the second embodiment of the present invention, and FIG. 4 is a sectional view showing the third embodiment of the present invention.
FIG. 5 and FIG. 6 are exploded perspective views and assembled perspective views of a fourth embodiment of the present invention, and FIG. 7 is an exploded perspective view of a fifth embodiment of the present invention. , FIG. 8 is a plan view showing a vibrating element of a conventional edge mode resonator, and FIGS. 9a and 9b are a plan view and a bottom view showing another conventional edge mode resonator. 1... Piezoelectric substrate, 2... Slit groove, 3... Vibrating part, 4, 5... Non-vibrating part, 6, 14, 15...
Vibration electrode, 7, 16, 17...external extraction electrode.
Claims (1)
してスリツト溝間に片持ち状に支持された振動部
を形成し、圧電基板のスリツト溝の外側及び振動
部よりも基端側を非振動部とし、前記振動部の先
端部にエツジモードの振動電極を形成し、前記各
非振動部のいずれかに各エツジモード振動電極か
ら引き出された外部引き出し電極を設けたことを
特徴とするエツジモード共振子。 A pair of slit grooves are cut almost parallel to the piezoelectric substrate to form a vibrating part supported in a cantilevered manner between the slit grooves, and a non-vibrating part is formed on the outside of the slit groove of the piezoelectric substrate and on the proximal side of the vibrating part. An edge mode resonator, characterized in that an edge mode vibrating electrode is formed at the tip of the vibrating part, and an external extraction electrode drawn out from each edge mode vibrating electrode is provided in one of the non-vibrating parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14134789U JPH0379530U (en) | 1989-12-05 | 1989-12-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14134789U JPH0379530U (en) | 1989-12-05 | 1989-12-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0379530U true JPH0379530U (en) | 1991-08-14 |
Family
ID=31688252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14134789U Pending JPH0379530U (en) | 1989-12-05 | 1989-12-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0379530U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57143914A (en) * | 1981-03-03 | 1982-09-06 | Tohoku Metal Ind Ltd | Edge mode ceramic filter |
| JPH01146416A (en) * | 1987-12-02 | 1989-06-08 | Murata Mfg Co Ltd | Piezoelectric resonator |
-
1989
- 1989-12-05 JP JP14134789U patent/JPH0379530U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57143914A (en) * | 1981-03-03 | 1982-09-06 | Tohoku Metal Ind Ltd | Edge mode ceramic filter |
| JPH01146416A (en) * | 1987-12-02 | 1989-06-08 | Murata Mfg Co Ltd | Piezoelectric resonator |