JPS6359497U - - Google Patents
Info
- Publication number
- JPS6359497U JPS6359497U JP15267886U JP15267886U JPS6359497U JP S6359497 U JPS6359497 U JP S6359497U JP 15267886 U JP15267886 U JP 15267886U JP 15267886 U JP15267886 U JP 15267886U JP S6359497 U JPS6359497 U JP S6359497U
- Authority
- JP
- Japan
- Prior art keywords
- elastic support
- film
- molded
- bonded
- resin film
- 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
- 239000011347 resin Substances 0.000 claims 5
- 229920005989 resin Polymers 0.000 claims 5
- 230000002093 peripheral effect Effects 0.000 claims 4
- 239000012790 adhesive layer Substances 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Transducers For Ultrasonic Waves (AREA)
Description
第1図は本考案に係る圧電スピーカの一実施例
の縦断面図、第2図は従来の圧電スピーカの縦断
面図である。
11……発音体、12……第1弾性支持体、1
3……第2弾性支持体、12a,12b,13a
,13b……粘着剤層、14……第1成形フイル
ム、15……第2成形フイルム、14a,15a
……凹部、16……振動板、17……圧電素子。
FIG. 1 is a longitudinal sectional view of an embodiment of a piezoelectric speaker according to the present invention, and FIG. 2 is a longitudinal sectional view of a conventional piezoelectric speaker. 11...Sounding body, 12...First elastic support, 1
3...Second elastic support, 12a, 12b, 13a
, 13b...adhesive layer, 14...first molded film, 15...second molded film, 14a, 15a
... recess, 16 ... diaphragm, 17 ... piezoelectric element.
Claims (1)
されてなる発音体と、 この発音体の上記振動板の一側の主面の周縁部
に一つの面にて接着されてなるリング状の第1弾
性支持体と、 上記振動板の他側の主面の周縁部に一つの面が
接着されてなるリング状の第2弾性支持体と、 樹脂フイルムの中心からその周縁近傍に到る領
域を上記樹脂フイルムの一側から他側に向かつて
押出し成形してなる上記第1弾性支持体を収容す
る凹部を有する第1成形フイルムと、 いま一つの樹脂フイルムの中心からその周縁近
傍に到る領域を上記樹脂フイルムの一側から他側
に向かつて押出し成形してなる上記第2弾性支持
体を収容する凹部を有する樹脂製の第2成形フイ
ルムとからなり、 上記第1弾性支持体および第2弾性支持体の各
いま一つの面が上記第1成形フイルムおよび第2
成形フイルムの各凹部の開口に対向する凹部底面
に夫々接着されるとともに、上記第1成形フイル
ムおよび第2成形フイルムはその周縁部にて相互
に溶着されていることを特徴とする圧電スピーカ
。[Claims for Utility Model Registration] A sounding body in which a piezoelectric element for driving the diaphragm is bonded to a diaphragm; a ring-shaped first elastic support body bonded together; a ring-shaped second elastic support body one surface of which is bonded to the peripheral edge of the other main surface of the diaphragm; a first molded film having a concave portion for accommodating the first elastic support formed by extruding a region near the peripheral edge of the resin film from one side to the other; and a center of another resin film. and a second molded resin film having a concave portion for accommodating the second elastic support formed by extruding a region extending from one side of the resin film to the vicinity of the peripheral edge thereof, from one side of the resin film to the other side, Another surface of each of the first elastic support and the second elastic support is connected to the first formed film and the second elastic support.
A piezoelectric speaker characterized in that the first molded film and the second molded film are bonded to each other at their peripheral edges, and each of the first molded film and the second molded film is bonded to the bottom surface of each recess facing the opening of each recess of the molded film.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15267886U JPH0448079Y2 (en) | 1986-10-03 | 1986-10-03 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15267886U JPH0448079Y2 (en) | 1986-10-03 | 1986-10-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6359497U true JPS6359497U (en) | 1988-04-20 |
JPH0448079Y2 JPH0448079Y2 (en) | 1992-11-12 |
Family
ID=31070872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15267886U Expired JPH0448079Y2 (en) | 1986-10-03 | 1986-10-03 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0448079Y2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012100047A (en) * | 2010-11-01 | 2012-05-24 | Nec Corp | Oscillation device |
JP2015041861A (en) * | 2013-08-21 | 2015-03-02 | 株式会社村田製作所 | Ultrasonic wave generating device |
WO2015145795A1 (en) * | 2014-03-27 | 2015-10-01 | 京セラ株式会社 | Acoustic generator, acoustic generation device, and electronic apparatus |
JP2021111957A (en) * | 2020-01-14 | 2021-08-02 | 株式会社デンソー | Ultrasonic sensor |
-
1986
- 1986-10-03 JP JP15267886U patent/JPH0448079Y2/ja not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012100047A (en) * | 2010-11-01 | 2012-05-24 | Nec Corp | Oscillation device |
JP2015041861A (en) * | 2013-08-21 | 2015-03-02 | 株式会社村田製作所 | Ultrasonic wave generating device |
WO2015145795A1 (en) * | 2014-03-27 | 2015-10-01 | 京セラ株式会社 | Acoustic generator, acoustic generation device, and electronic apparatus |
JPWO2015145795A1 (en) * | 2014-03-27 | 2017-04-13 | 京セラ株式会社 | SOUND GENERATOR, SOUND GENERATOR, AND ELECTRONIC DEVICE |
JP2021111957A (en) * | 2020-01-14 | 2021-08-02 | 株式会社デンソー | Ultrasonic sensor |
Also Published As
Publication number | Publication date |
---|---|
JPH0448079Y2 (en) | 1992-11-12 |
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