JPS5817592U - Piezoelectric buzzer for watches - Google Patents
Piezoelectric buzzer for watchesInfo
- Publication number
- JPS5817592U JPS5817592U JP11125781U JP11125781U JPS5817592U JP S5817592 U JPS5817592 U JP S5817592U JP 11125781 U JP11125781 U JP 11125781U JP 11125781 U JP11125781 U JP 11125781U JP S5817592 U JPS5817592 U JP S5817592U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric buzzer
- diaphragm
- watches
- battery
- piezoelectric
- 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
- Electromechanical Clocks (AREA)
- Piezo-Electric Transducers For Audible Bands (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図は従来の圧電ブザーを備える時計の簡略化した断
面図である。第２図は第１図のような構、造をもつ圧電
ブザーの音圧−周波数特性であり、第３図ａ、 ｂは
それに対して２０４８Ｈ２の信号を入力した際の周波数
スペクトルである。第４図は本考案の実施例であり、第
５図ａ、 ｂ、 ｃはその除用いる電池押え、電池
カンの形状を示したもあである。第６図は本考案の他の
実施例である。第７図は従来の構造の圧電ブザーと本考
案によるもののｆ特の違いを示したグラフである。
１・・・・・・電極、２・・・・・・圧電素子、３・・
・・・・電池、４・・・・・・ウラブタ、１２・・・・
・・振動板、５・・・・・・時計モジュール、８…・・
・コイルバネ、６Ｉ ７……板バネ、１０・・・・・・
電池押え、１１・・・・・・ネジ又はピン、１３・・・
・・・放音孔。FIG. 1 is a simplified cross-sectional view of a timepiece equipped with a conventional piezoelectric buzzer. FIG. 2 shows the sound pressure-frequency characteristics of a piezoelectric buzzer having the structure shown in FIG. 1, and FIGS. 3a and 3b show the frequency spectrum when a 2048H2 signal is input thereto. Figure 4 shows an embodiment of the present invention, and Figures 5a, b, and c show the shapes of the battery holder and battery can used for removal. FIG. 6 shows another embodiment of the present invention. FIG. 7 is a graph showing the difference in f characteristics between a piezoelectric buzzer having a conventional structure and a piezoelectric buzzer according to the present invention. 1... Electrode, 2... Piezoelectric element, 3...
...Battery, 4...Urabuta, 12...
...Diaphragm, 5...Clock module, 8...
・Coil spring, 6I 7...Plate spring, 10...
Battery holder, 11... Screw or pin, 13...
...Sound hole.
Claims (1)
記振動板体に接触する電池より構成される時計用圧電ブ
ザーにおいて、前記電池と振動板体・０間に電池押えを
設けるが、又は振動板体に突起を設けることを特徴とし
た時計用圧電ブザー。In a piezoelectric watch buzzer comprising a diaphragm to which a semicircular or square piezoelectric element is bonded, and a battery in contact with the diaphragm, a battery holder is provided between the battery and the diaphragm. Or a piezoelectric buzzer for a watch characterized by providing a protrusion on the diaphragm body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11125781U JPS5817592U (en) | 1981-07-27 | 1981-07-27 | Piezoelectric buzzer for watches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11125781U JPS5817592U (en) | 1981-07-27 | 1981-07-27 | Piezoelectric buzzer for watches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5817592U true JPS5817592U (en) | 1983-02-03 |
Family
ID=29905596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11125781U Pending JPS5817592U (en) | 1981-07-27 | 1981-07-27 | Piezoelectric buzzer for watches |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5817592U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6135684U (en) * | 1984-07-31 | 1986-03-05 | 千恵 稲垣 | Laundry net for small items |
| JPH01138382U (en) * | 1988-03-15 | 1989-09-21 |
-
1981
- 1981-07-27 JP JP11125781U patent/JPS5817592U/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6135684U (en) * | 1984-07-31 | 1986-03-05 | 千恵 稲垣 | Laundry net for small items |
| JPH044711Y2 (en) * | 1984-07-31 | 1992-02-12 | ||
| JPH01138382U (en) * | 1988-03-15 | 1989-09-21 |
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