JPS5920799U - Piezoelectric film laminated speaker - Google Patents
Piezoelectric film laminated speakerInfo
- Publication number
- JPS5920799U JPS5920799U JP11385182U JP11385182U JPS5920799U JP S5920799 U JPS5920799 U JP S5920799U JP 11385182 U JP11385182 U JP 11385182U JP 11385182 U JP11385182 U JP 11385182U JP S5920799 U JPS5920799 U JP S5920799U
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- piezoelectric film
- film laminated
- laminated
- 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
- Piezo-Electric Transducers For Audible Bands (AREA)
- Diaphragms For Electromechanical Transducers (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Ａ、 Ｂは夫々圧電フィルムの動作原理図及び圧
電フィルムを用いた従来の無指向性スピーカの一例を示
す斜視図、第２図ないし４図は夫々本考案の圧電フィル
ム積層型スピーカの一実施例を示す斜視図、縦断面図及
びその等価回路図、第５．６図は夫々本考案の圧電フィ
ルム積層型スピーカの変形例を示す斜視図である。
１０・・・圧電フィルム積層型スピーカ、１１１〜１１
ｎ、２１ａ・・・−軸延伸圧電フィルム、１１゜２１．
２１Ａ、３１・・・振動板、１２・・・フレーム、１３
・・・フリーエツジ。 □Figures 1A and 1B are respectively a diagram of the operating principle of a piezoelectric film and a perspective view showing an example of a conventional omnidirectional speaker using a piezoelectric film, and Figures 2 to 4 are diagrams of the piezoelectric film laminated speaker of the present invention. A perspective view, a longitudinal cross-sectional view, and an equivalent circuit diagram showing one embodiment, and FIGS. 5 and 6 are perspective views showing a modification of the piezoelectric film laminated speaker of the present invention, respectively. 10...Piezoelectric film laminated speaker, 111-11
n, 21a...-axially stretched piezoelectric film, 11°21.
21A, 31... Vibration plate, 12... Frame, 13
...Free Edge. □
Claims (1)
枚積層し、この積層したフィルムを延伸方向に湾曲し、
延伸方向の端面を固定するとともに、他の端面を弾性支
持して振動板としてなる圧電フィルｌ、積層型スピーカ
。A plurality of uniaxially stretched piezoelectric films made of a piezoelectric polymer material are laminated, the laminated film is bent in the stretching direction,
A laminated speaker with a piezoelectric film that serves as a diaphragm by fixing one end face in the stretching direction and elastically supporting the other end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11385182U JPS5920799U (en) | 1982-07-27 | 1982-07-27 | Piezoelectric film laminated speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11385182U JPS5920799U (en) | 1982-07-27 | 1982-07-27 | Piezoelectric film laminated speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5920799U true JPS5920799U (en) | 1984-02-08 |
Family
ID=30263396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11385182U Pending JPS5920799U (en) | 1982-07-27 | 1982-07-27 | Piezoelectric film laminated speaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5920799U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6267999A (en) * | 1985-09-19 | 1987-03-27 | Sony Corp | Electroacoustic transducer |
| JPWO2016067681A1 (en) * | 2014-10-31 | 2017-08-10 | ソニー株式会社 | Acoustic transducer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55115799A (en) * | 1979-02-28 | 1980-09-05 | Kureha Chem Ind Co Ltd | Macromolecular piezoelectric film transducer of multiplex constitution |
| JPS56101788A (en) * | 1979-12-28 | 1981-08-14 | Thomson Csf | Bimorph converter |
-
1982
- 1982-07-27 JP JP11385182U patent/JPS5920799U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55115799A (en) * | 1979-02-28 | 1980-09-05 | Kureha Chem Ind Co Ltd | Macromolecular piezoelectric film transducer of multiplex constitution |
| JPS56101788A (en) * | 1979-12-28 | 1981-08-14 | Thomson Csf | Bimorph converter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6267999A (en) * | 1985-09-19 | 1987-03-27 | Sony Corp | Electroacoustic transducer |
| JPWO2016067681A1 (en) * | 2014-10-31 | 2017-08-10 | ソニー株式会社 | Acoustic transducer |
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