JPH0255294U - - Google Patents
Info
- Publication number
- JPH0255294U JPH0255294U JP13427488U JP13427488U JPH0255294U JP H0255294 U JPH0255294 U JP H0255294U JP 13427488 U JP13427488 U JP 13427488U JP 13427488 U JP13427488 U JP 13427488U JP H0255294 U JPH0255294 U JP H0255294U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- longitudinal direction
- piezoelectric buzzer
- piezoelectric
- curved
- 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.)
- Granted
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，Ｃは本考案の端子と裏蓋の一体成型を
得る工程を説明するための概略図、第３図Ａ，Ｂ
は他の実施例を示す概略斜視図、第４図は従来例
を示す断面図である。
１…ケース、２…裏蓋、３，４…端子、３Ｂ，
４Ｂ…接触用突部（突状形成部）、３Ｃ，３Ｄ，
４Ｃ，４Ｄ…突部（突状形成部）、６…放音孔。
Fig. 1 is a sectional view showing one embodiment of the present invention;
Figures A, B, and C are schematic diagrams for explaining the process of integrally molding the terminal and back cover of the present invention; Figures 3A and B
4 is a schematic perspective view showing another embodiment, and FIG. 4 is a sectional view showing a conventional example. 1...Case, 2...Back cover, 3, 4...Terminal, 3B,
4B...Contact protrusion (protrusion forming part), 3C, 3D,
4C, 4D...Protrusion (projection forming part), 6...Sound emission hole.
Claims (1)
え、裏蓋に支持された長尺板状体からなる端子が
前記圧電振動板に接触する圧電ブザーにおいて、
前記端子に複数個の突状形成部を設けたことを特
徴とする圧電ブザー。 (2) 前記突状形状部が長尺板状端子の長手方向
に沿つて所定間隔毎に設けられた曲面状部である
請求項１記載の圧電ブザー。 (3) 前記突状形成部が前記長尺板状端子の長手
方向に交差する方向に並設された曲面状部である
請求項１記載の圧電ブザー。 (4) 前記突状形成部が前記長尺板状端子の長手
方向に沿つて設けられた複数の曲面状部と前記長
手方向に交差する方向に並設された曲面状部であ
る請求項１記載の圧電ブザー。[Claims for Utility Model Registration] (1) In a piezoelectric buzzer that includes a piezoelectric diaphragm in a case having a sound emission hole, and in which a terminal made of a long plate-like body supported by a back cover contacts the piezoelectric diaphragm. ,
A piezoelectric buzzer characterized in that the terminal is provided with a plurality of protruding portions. (2) The piezoelectric buzzer according to claim 1, wherein the protruding portions are curved portions provided at predetermined intervals along the longitudinal direction of the long plate terminal. (3) The piezoelectric buzzer according to claim 1, wherein the protruding portions are curved portions arranged in parallel in a direction intersecting the longitudinal direction of the elongated plate-shaped terminal. (4) Claim 1, wherein the protruding portion is a plurality of curved portions provided along the longitudinal direction of the elongated plate-shaped terminal and a curved portion arranged in parallel in a direction intersecting the longitudinal direction. The piezoelectric buzzer described.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988134274U JPH079200Y2 (en) | 1988-10-13 | 1988-10-13 | Piezoelectric buzzer |
| 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 |
|---|---|---|---|
| JP1988134274U JPH079200Y2 (en) | 1988-10-13 | 1988-10-13 | Piezoelectric buzzer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0255294U true JPH0255294U (en) | 1990-04-20 |
| JPH079200Y2 JPH079200Y2 (en) | 1995-03-06 |
Family
ID=31392884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988134274U Expired - Lifetime JPH079200Y2 (en) | 1988-03-17 | 1988-10-13 | Piezoelectric buzzer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH079200Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58115489A (en) * | 1981-12-28 | 1983-07-09 | ソニー株式会社 | Electronic buzzer device |
| JPS62164495U (en) * | 1986-04-04 | 1987-10-19 | ||
| JPS6365399U (en) * | 1986-10-20 | 1988-04-30 |
-
1988
- 1988-10-13 JP JP1988134274U patent/JPH079200Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58115489A (en) * | 1981-12-28 | 1983-07-09 | ソニー株式会社 | Electronic buzzer device |
| JPS62164495U (en) * | 1986-04-04 | 1987-10-19 | ||
| JPS6365399U (en) * | 1986-10-20 | 1988-04-30 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH079200Y2 (en) | 1995-03-06 |
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