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
Application number
JP15267886U
Other languages
Japanese (ja)
Other versions
JPH0448079Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP15267886U priority Critical patent/JPH0448079Y2/ja
Publication of JPS6359497U publication Critical patent/JPS6359497U/ja
Application granted granted Critical
Publication of JPH0448079Y2 publication Critical patent/JPH0448079Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Transducers For Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

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)

【実用新案登録請求の範囲】 振動板にこの振動板を駆動する圧電素子が接着
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.
JP15267886U 1986-10-03 1986-10-03 Expired JPH0448079Y2 (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (5)

* Cited by examiner, † Cited by third party
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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