JPS5920799U - 圧電フイルム積層型スピ−カ - Google Patents

圧電フイルム積層型スピ−カ

Info

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
Application number
JP11385182U
Other languages
English (en)
Inventor
澤藤　正
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to JP11385182U priority Critical patent/JPS5920799U/ja
Publication of JPS5920799U publication Critical patent/JPS5920799U/ja
Pending legal-status Critical Current

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。

Description

【図面の簡単な説明】
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。　□

Claims (1)

    【実用新案登録請求の範囲】
  1. 圧電性高分子材料からなる一軸延伸圧電フイルムを複数
    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
    。
JP11385182U 1982-07-27 1982-07-27 圧電フイルム積層型スピ−カ Pending JPS5920799U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11385182U JPS5920799U (ja) 1982-07-27 1982-07-27 圧電フイルム積層型スピ−カ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11385182U JPS5920799U (ja) 1982-07-27 1982-07-27 圧電フイルム積層型スピ−カ

Publications (1)

Publication Number Publication Date
JPS5920799U true JPS5920799U (ja) 1984-02-08

Family

ID=30263396

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11385182U Pending JPS5920799U (ja) 1982-07-27 1982-07-27 圧電フイルム積層型スピ−カ

Country Status (1)

Country Link
JP (1) JPS5920799U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6267999A (ja) * 1985-09-19 1987-03-27 Sony Corp ダイナミック型電気音響変換器
JPWO2016067681A1 (ja) * 2014-10-31 2017-08-10 ソニー株式会社 音響変換装置

Citations (2)

* Cited by examiner, † Cited by third party
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6267999A (ja) * 1985-09-19 1987-03-27 Sony Corp ダイナミック型電気音響変換器
JPWO2016067681A1 (ja) * 2014-10-31 2017-08-10 ソニー株式会社 音響変換装置

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