JPS59125126U - piezoelectric vibrating parts - Google Patents
piezoelectric vibrating partsInfo
- Publication number
- JPS59125126U JPS59125126U JP1774983U JP1774983U JPS59125126U JP S59125126 U JPS59125126 U JP S59125126U JP 1774983 U JP1774983 U JP 1774983U JP 1774983 U JP1774983 U JP 1774983U JP S59125126 U JPS59125126 U JP S59125126U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric substrate
- piezoelectric vibrating
- piezoelectric
- vibrating parts
- vibrating component
- 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)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の実施例を示し、第１図は辷り振動の圧電
フィルタである圧電振動部品の斜視図、第２図は第１図
の■−■線に沿う断面図、第３図は第１図の同部品を裏
側から見た分解斜視図である。
１・・・圧電振動部品（圧電フィルタ）、２・・・圧電
基板、３ａ、 ３ｂ、 、３ａ’ 、 ３ｂ’−個
別電極、４ａ。
４ａ’−−−共通電極、５・・・補強板、５ａ、 ５
ｂ、 ６Ｃ・・・接着層、７・・・振動空間。The drawings show an embodiment of the present invention, and FIG. 1 is a perspective view of a piezoelectric vibrating component that is a piezoelectric filter for sliding vibration, FIG. 2 is a sectional view taken along the line ■-■ in FIG. 1, and FIG. FIG. 2 is an exploded perspective view of the same part shown in FIG. 1, seen from the back side. DESCRIPTION OF SYMBOLS 1... Piezoelectric vibrating component (piezoelectric filter), 2... Piezoelectric substrate, 3a, 3b, , 3a', 3b'-Individual electrode, 4a. 4a'---Common electrode, 5... Reinforcement plate, 5a, 5
b, 6C...adhesive layer, 7...vibration space.
Claims (1)
なるエネルギー閉じ込め形の圧電振動部品において、前
記圧電基板の主表面の少なくとも一方には前記対向電極
周辺に振動空間を存して圧電基板の機械的強度を補強す
る補強板が固着され、この補強板は前記圧電基板と同一
もしくは近似した熱膨張係数を有する材料でできている
ことを特徴とする圧電振動部品。In an energy trapping type piezoelectric vibrating component in which electrodes facing each other are formed on the bidirectional surfaces of a piezoelectric substrate, a vibration space is provided around the opposing electrode on at least one of the main surfaces of the piezoelectric substrate, and the vibration space of the piezoelectric substrate is A piezoelectric vibrating component, characterized in that a reinforcing plate for reinforcing mechanical strength is fixed, and the reinforcing plate is made of a material having a coefficient of thermal expansion that is the same as or similar to that of the piezoelectric substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1774983U JPS59125126U (en) | 1983-02-09 | 1983-02-09 | piezoelectric vibrating parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1774983U JPS59125126U (en) | 1983-02-09 | 1983-02-09 | piezoelectric vibrating parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59125126U true JPS59125126U (en) | 1984-08-23 |
Family
ID=30148979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1774983U Pending JPS59125126U (en) | 1983-02-09 | 1983-02-09 | piezoelectric vibrating parts |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59125126U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03175712A (en) * | 1989-12-04 | 1991-07-30 | Murata Mfg Co Ltd | Piezoelectric resonator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52142948A (en) * | 1976-05-24 | 1977-11-29 | Matsushita Electric Ind Co Ltd | Piezoelectric ceramic filter |
| JPS5514358A (en) * | 1978-07-18 | 1980-01-31 | Saginomiya Seisakusho Inc | Electric expansion valve |
-
1983
- 1983-02-09 JP JP1774983U patent/JPS59125126U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52142948A (en) * | 1976-05-24 | 1977-11-29 | Matsushita Electric Ind Co Ltd | Piezoelectric ceramic filter |
| JPS5514358A (en) * | 1978-07-18 | 1980-01-31 | Saginomiya Seisakusho Inc | Electric expansion valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03175712A (en) * | 1989-12-04 | 1991-07-30 | Murata Mfg Co Ltd | Piezoelectric resonator |
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