JPS59127330U - Sealed structure of piezoelectric vibrating parts - Google Patents
Sealed structure of piezoelectric vibrating partsInfo
- Publication number
- JPS59127330U JPS59127330U JP1957083U JP1957083U JPS59127330U JP S59127330 U JPS59127330 U JP S59127330U JP 1957083 U JP1957083 U JP 1957083U JP 1957083 U JP1957083 U JP 1957083U JP S59127330 U JPS59127330 U JP S59127330U
- Authority
- JP
- Japan
- Prior art keywords
- sealed structure
- piezoelectric vibrating
- piezoelectric substrate
- piezoelectric
- laminate
- 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
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- 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
第１図および第２図は夫々従来の圧電振動部品の構造説
明図、第３図は本考案に係る圧電振動部品の密閉構造を
適用した３端子形フイルタの構造を示す断面図、第４図
は第３図の３端子形フイルタの等価回路図、第５図は第
３図のフィルタの分解斜視図、第６図は第５図に示す圧
電基板の主面とは異なる主面を示す斜視図、第７図は本
考案を適用した表面弾性波装置の構造を示す断面図、第
８図は第７図の分解斜視図である。
２１・・・圧電基板、２２．２３・・・積層板、２４゜
２５・・・弾性材、２６．２７・・・スプリング、６１
゜６２・・・孔、７１．７２・・・空間、８０・・・圧
電基板、８１．８２・・・インクデジタル電極、９３・
・・弾性材、９４・・・金属板（９４ａ・・・溝）、９
５・・・外装ケース。1 and 2 are structural explanatory diagrams of conventional piezoelectric vibrating components, FIG. 3 is a sectional view showing the structure of a three-terminal filter to which the sealed structure of the piezoelectric vibrating component according to the present invention is applied, and FIG. 4 is an equivalent circuit diagram of the three-terminal filter shown in Fig. 3, Fig. 5 is an exploded perspective view of the filter shown in Fig. 3, and Fig. 6 is a perspective view showing a main surface different from the main surface of the piezoelectric substrate shown in Fig. 5. 7 is a sectional view showing the structure of a surface acoustic wave device to which the present invention is applied, and FIG. 8 is an exploded perspective view of FIG. 7. 21...Piezoelectric substrate, 22.23...Laminated plate, 24°25...Elastic material, 26.27...Spring, 61
゜62... Hole, 71.72... Space, 80... Piezoelectric substrate, 81.82... Ink digital electrode, 93...
...Elastic material, 94...Metal plate (94a...groove), 9
5...Exterior case.
Claims (1)
う圧電基板に積層板を積層して圧電基板の主面を積層板
で被覆してなる圧電振動部品の密閉構造にして、上記圧
電基板の振動部分を残して上記圧電基板と積層板との間
にシート状の弾性材を介装したことを特徴とする圧電振
動部品の密閉構造。A piezoelectric vibrating component has a sealed structure in which a laminate is laminated on a piezoelectric substrate that performs energy-trapped vibration or surface acoustic wave vibration, and the main surface of the piezoelectric substrate is covered with the laminate, leaving only the vibrating portion of the piezoelectric substrate. A sealed structure for a piezoelectric vibrating component, characterized in that a sheet-like elastic material is interposed between the piezoelectric substrate and the laminate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1957083U JPS59127330U (en) | 1983-02-14 | 1983-02-14 | Sealed structure of piezoelectric vibrating parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1957083U JPS59127330U (en) | 1983-02-14 | 1983-02-14 | Sealed structure of piezoelectric vibrating parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59127330U true JPS59127330U (en) | 1984-08-27 |
Family
ID=30150711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1957083U Pending JPS59127330U (en) | 1983-02-14 | 1983-02-14 | Sealed structure of piezoelectric vibrating parts |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59127330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03120119U (en) * | 1990-03-19 | 1991-12-10 |
-
1983
- 1983-02-14 JP JP1957083U patent/JPS59127330U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03120119U (en) * | 1990-03-19 | 1991-12-10 |
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