JPH03123319U - - Google Patents
Info
- Publication number
- JPH03123319U JPH03123319U JP3298890U JP3298890U JPH03123319U JP H03123319 U JPH03123319 U JP H03123319U JP 3298890 U JP3298890 U JP 3298890U JP 3298890 U JP3298890 U JP 3298890U JP H03123319 U JPH03123319 U JP H03123319U
- Authority
- JP
- Japan
- Prior art keywords
- disc
- shaped
- ring
- shaped vibrator
- center
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
第１図は本考案の圧電共振器の第１の実施例を
示す構成図、第２図はリング状電極を有する円板
状振動子を励振した際の振動モードを示す図、第
３図は本考案の圧電共振器の第２の実施例を示す
構成図、第４図は従来例である。
２０……円板状振動子、２１……リング状電極
、２２……ベース、２３，２４……端子、２５…
…支持ワイヤ、２６……外部プレート、２７……
支持ボス、２８……スペーサ部。
Fig. 1 is a configuration diagram showing the first embodiment of the piezoelectric resonator of the present invention, Fig. 2 is a diagram showing the vibration mode when a disc-shaped vibrator having a ring-shaped electrode is excited, and Fig. 3 is a diagram showing the vibration mode when a disc-shaped vibrator having a ring-shaped electrode is excited. FIG. 4, a configuration diagram showing a second embodiment of the piezoelectric resonator of the present invention, is a conventional example. 20... Disc-shaped vibrator, 21... Ring-shaped electrode, 22... Base, 23, 24... Terminal, 25...
...Support wire, 26...External plate, 27...
Support boss, 28...spacer part.
Claims (1)
中心部を支持するように構成したことを特徴とす
る圧電共振器。 (2) 円板状振動子と、その中心部には前記円板
状振動子を支持する支持部とリング状電極が、外
周部には前記円板状振動子の外径より大きく、か
つ前記支持部より厚い厚さのスペーサ部がそれぞ
れ片面に形成された２つの外部プレートから成り
、前記円板状振動子の中心部を前記外部プレート
の支持部で両側からサンドイツチ状に固定した構
成としたことを特徴とする圧電共振器。[Claims for Utility Model Registration] (1) A piezoelectric resonator characterized in that it is configured to support the center of a disc-shaped vibrator on which a ring-shaped electrode is formed. (2) A disc-shaped vibrator, a supporting part and a ring-shaped electrode that support the disc-shaped vibrator in the center thereof, and a ring-shaped electrode having a diameter larger than the outer diameter of the disc-shaped vibrator in the outer peripheral part, and It consists of two external plates each having a spacer part thicker than the supporting part formed on one side, and the center part of the disc-shaped vibrator is fixed from both sides in a sandwich-like manner by the supporting part of the external plate. A piezoelectric resonator characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3298890U JPH03123319U (en) | 1990-03-29 | 1990-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3298890U JPH03123319U (en) | 1990-03-29 | 1990-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03123319U true JPH03123319U (en) | 1991-12-16 |
Family
ID=31536303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3298890U Pending JPH03123319U (en) | 1990-03-29 | 1990-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03123319U (en) |
-
1990
- 1990-03-29 JP JP3298890U patent/JPH03123319U/ja active Pending
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