JPS60144396U - speaker vibrator - Google Patents
speaker vibratorInfo
- Publication number
- JPS60144396U JPS60144396U JP3061784U JP3061784U JPS60144396U JP S60144396 U JPS60144396 U JP S60144396U JP 3061784 U JP3061784 U JP 3061784U JP 3061784 U JP3061784 U JP 3061784U JP S60144396 U JPS60144396 U JP S60144396U
- Authority
- JP
- Japan
- Prior art keywords
- electrodes
- vibrating body
- bimorph
- band
- inner edge
- 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)
- Details Of Audible-Bandwidth 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図は従来のスピーカ振動体用バイモルフの部分平面
図、第２図はの第１図の■−■線に対応する位置でのス
ピーカ振動体の断面図、第３図および第６図はそれぞれ
本考案のスピーカ振動体用バイモルフの部分平面図、第
４図は第３図の■−゛■線に対応する位置でのスピーカ
振動体の断面図、第５図は第４図に対応するスピーカ振
動体の動作原理説明図、第７図は第６図の■−■線矢視
方向の断面図である。
？、１１，２１・・・・・・圧電体積層フィルム、２゜
１２・・・・・・電極膜、２ ａ、 １２ ａ、
２２ ａ・・・・・・中央帯状電極、２ｂ、１２ｂ、２
２ｂ・・・・・・上側縁部電極、２ｃｔ １２ｃ＊
２２ｃ・・・・・・下側縁部電極。Fig. 1 is a partial plan view of a conventional bimorph for a speaker vibrating body, Fig. 2 is a sectional view of the speaker vibrating body at a position corresponding to the line ■-■ in Fig. 1, and Figs. 3 and 6 are 4 is a partial plan view of the bimorph for a speaker vibrating body of the present invention, FIG. 4 is a sectional view of the speaker vibrating body at a position corresponding to the line ■-゛■ in FIG. 3, and FIG. 5 corresponds to FIG. 4. FIG. 7, which is an explanatory diagram of the operating principle of the speaker vibrating body, is a cross-sectional view taken along the line ■--■ in FIG. 6. ? , 11, 21... Piezoelectric laminate film, 2゜12... Electrode film, 2 a, 12 a,
22 a... Central strip electrode, 2b, 12b, 2
2b... Upper edge electrode, 2ct 12c*
22c...Lower edge electrode.
Claims (1)
も二層の薄膜体を接合してなる積層体フィルムの両面の
、長手方向両縁部に電極を設け□且つこれら内縁部電極
と接続して間隔をおいて複数の帯状電極を設けてなるバ
イモルフを、前記帯状電極を設けた部分を屈曲部として
蛇行状に曲げてなることを特徴とするスピーカ振動体。 ２ 内縁部電極が複数の帯状電極よりも厚く設けられる
実用新案登録請求の範囲第１項に記載のスピーカ振動体
。[Claims for Utility Model Registration] 1. Electrodes are provided on both edges in the longitudinal direction on both sides of a laminate film formed by bonding at least two thin film layers each comprising one or more layers of polymeric piezoelectric films, and A speaker vibrating body characterized in that a bimorph is formed by bending a bimorph in which a plurality of band-shaped electrodes connected to these inner edge electrodes and provided at intervals in a serpentine shape with the part where the band-shaped electrodes are provided as a bending part. 2. The speaker vibrating body according to claim 1, wherein the inner edge electrode is thicker than the plurality of strip electrodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3061784U JPS60144396U (en) | 1984-03-05 | 1984-03-05 | speaker vibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3061784U JPS60144396U (en) | 1984-03-05 | 1984-03-05 | speaker vibrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60144396U true JPS60144396U (en) | 1985-09-25 |
Family
ID=30530474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3061784U Pending JPS60144396U (en) | 1984-03-05 | 1984-03-05 | speaker vibrator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60144396U (en) |
-
1984
- 1984-03-05 JP JP3061784U patent/JPS60144396U/en active Pending
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