JPH0213294U - - Google Patents
Info
- Publication number
- JPH0213294U JPH0213294U JP9109188U JP9109188U JPH0213294U JP H0213294 U JPH0213294 U JP H0213294U JP 9109188 U JP9109188 U JP 9109188U JP 9109188 U JP9109188 U JP 9109188U JP H0213294 U JPH0213294 U JP H0213294U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric
- case
- elastic member
- piezoelectric buzzer
- back cover
- 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 Transducers For Audible Bands (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図ａ，ｂは本考案の要部拡大分解断面図及び組立
断面図、第３図ａ，ｂは本考案の他の実施例を示
す要部拡大分解断面図及び組立断面図、第４図は
先の提案例を示す断面図である。
１……圧電ブザー、２……ケース、３……裏蓋
、２Ａ……ゴムリング（弾性部材）配置用凹溝、
３Ｂ……圧電振動板固定用凸部、４，５……端子
、６……圧電振動板、７……放音孔、８……ゴム
リング（弾性部材）、９……板状弾性部材。
Fig. 1 is a sectional view showing one embodiment of the present invention;
Figures a and b are an enlarged exploded sectional view and an assembled sectional view of the main parts of the present invention, Figures 3 a and b are enlarged exploded sectional views and an assembled sectional view of the main parts showing another embodiment of the invention, and Figure 4 is an assembled sectional view of the main parts. FIG. 3 is a sectional view showing the previous proposed example. 1...Piezoelectric buzzer, 2...Case, 3...Back cover, 2A...Rubber ring (elastic member) placement groove,
3B...Convex portion for fixing the piezoelectric diaphragm, 4, 5...Terminal, 6...Piezoelectric diaphragm, 7...Sound emission hole, 8...Rubber ring (elastic member), 9...Plate-like elastic member.
Claims (1)
るケース内に圧電振動板を配置し、前記ケースの
開口部に取付けられた裏蓋と、この裏蓋に支持さ
れ、一端が前記圧電振動板に接触する端子と、ケ
ース及び裏蓋の内部にそれぞれ設けられ前記圧電
振動板を支持する支持部を備えている圧電ブザー
において、少なくとも前記ケースの支持部と前記
圧電振動板との間に弾性部材を設けたことを特徴
とする圧電ブザー。 (2) 前記弾性部材はゴムリングである請求項１
記載の圧電ブザー。 (3) 前記弾性部材は、板状である請求項１記載
の圧電ブザー。 (4) 前記弾性部材は、前記ケース内面の一部と
して形成されている請求項１記載の圧電ブザー。[Claims for Utility Model Registration] (1) A piezoelectric diaphragm is arranged in a case that has a sound emitting hole on the front side and an opening on the back side, and a back cover attached to the opening of the case; A piezoelectric buzzer comprising a terminal supported by a back cover and having one end in contact with the piezoelectric diaphragm, and a support part provided inside the case and the back cover to support the piezoelectric diaphragm, at least supporting the case. A piezoelectric buzzer characterized in that an elastic member is provided between the section and the piezoelectric diaphragm. (2) Claim 1, wherein the elastic member is a rubber ring.
The piezoelectric buzzer described. (3) The piezoelectric buzzer according to claim 1, wherein the elastic member is plate-shaped. (4) The piezoelectric buzzer according to claim 1, wherein the elastic member is formed as a part of the inner surface of the case.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9109188U JPH0213294U (en) | 1988-07-08 | 1988-07-08 | |
| DE68919100T DE68919100T2 (en) | 1988-03-17 | 1989-03-10 | Piezoelectric buzzer and process for its production. |
| EP89104259A EP0333055B1 (en) | 1988-03-17 | 1989-03-10 | Piezoelectric buzzer and a method of manufacturing the same |
| US07/322,580 US4965483A (en) | 1988-03-17 | 1989-03-13 | Piezoelectric buzzer |
| CA000593791A CA1339427C (en) | 1988-03-17 | 1989-03-15 | Piezoelectric buzzer and a method of manufacturing the same |
| US07/430,565 US4989302A (en) | 1988-03-17 | 1989-11-01 | Method for manufacturing piezoelectric buzzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9109188U JPH0213294U (en) | 1988-07-08 | 1988-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0213294U true JPH0213294U (en) | 1990-01-26 |
Family
ID=31315585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9109188U Pending JPH0213294U (en) | 1988-03-17 | 1988-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0213294U (en) |
-
1988
- 1988-07-08 JP JP9109188U patent/JPH0213294U/ja active Pending