JPH02112018U - - Google Patents
Info
- Publication number
- JPH02112018U JPH02112018U JP2077689U JP2077689U JPH02112018U JP H02112018 U JPH02112018 U JP H02112018U JP 2077689 U JP2077689 U JP 2077689U JP 2077689 U JP2077689 U JP 2077689U JP H02112018 U JPH02112018 U JP H02112018U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric
- silicone rubber
- vibrating part
- covered
- cavity
- 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
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000004945 silicone rubber Substances 0.000 claims 2
- 239000000919 ceramic Substances 0.000 description 2
Description
第１図は本考案にかかる実施例を示す第２図に
おけるＡ−Ａ断面図、第２図は圧電セラミツクフ
イルタの斜視図、第３図は従来例における第１図
に対応する断面図である。
１１……圧電性セラミツク基板（圧電基板）、
１２……フイルタ素子（振動部分）、１９……空
洞、２０……樹脂層、２１……シリコンゴム層。
FIG. 1 is a sectional view taken along the line A-A in FIG. 2 showing an embodiment of the present invention, FIG. 2 is a perspective view of a piezoelectric ceramic filter, and FIG. 3 is a sectional view corresponding to FIG. 1 in a conventional example. . 11...Piezoelectric ceramic substrate (piezoelectric substrate),
12... Filter element (vibrating part), 19... Cavity, 20... Resin layer, 21... Silicon rubber layer.
Claims (1)
れた圧電部品において、前記振動部分が空洞を介
してシリコンゴムで被覆され、このシリコンゴム
層の外側がさらに樹脂で外装されていることを特
徴とする圧電部品。 A piezoelectric component in which a vibrating part such as a filter element is formed on a piezoelectric substrate, characterized in that the vibrating part is covered with silicone rubber through a cavity, and the outside of this silicone rubber layer is further covered with resin. Piezoelectric components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2077689U JPH02112018U (en) | 1989-02-22 | 1989-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2077689U JPH02112018U (en) | 1989-02-22 | 1989-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02112018U true JPH02112018U (en) | 1990-09-07 |
Family
ID=31237428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2077689U Pending JPH02112018U (en) | 1989-02-22 | 1989-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02112018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04105716U (en) * | 1991-02-18 | 1992-09-11 | 株式会社村田製作所 | piezoelectric resonator |
-
1989
- 1989-02-22 JP JP2077689U patent/JPH02112018U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04105716U (en) * | 1991-02-18 | 1992-09-11 | 株式会社村田製作所 | piezoelectric resonator |