JPS6430997U - - Google Patents

Info

Publication number
JPS6430997U
JPS6430997U JP12572187U JP12572187U JPS6430997U JP S6430997 U JPS6430997 U JP S6430997U JP 12572187 U JP12572187 U JP 12572187U JP 12572187 U JP12572187 U JP 12572187U JP S6430997 U JPS6430997 U JP S6430997U
Authority
JP
Japan
Prior art keywords
metal foil
diaphragm
plate
piezoelectric
view
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
JP12572187U
Other languages
English (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 JP12572187U priority Critical patent/JPS6430997U/ja
Publication of JPS6430997U publication Critical patent/JPS6430997U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例の圧電発音体の平面
図、第2図はその一部截断側面図、第3図は本考
案の実施例の周波数特性図、第4図A及びBは従
来例の圧電発音体の平面図及びその一部截断側面
図、第5図はその周波数特性図、第6図A及びB
並びに第7図A及びBは、それぞれ従来例から考
えられる圧電発音体の平面図及び断面図、第8図
は第6図及び第7図に図示のものの周波数特性図
である。 1…圧電セラミツク素子板、2…振動板、2
…金属箔、2…可撓性板、3…ケース。

Claims (1)

    【実用新案登録請求の範囲】
  1. 圧電セラミツク素子板を、金属箔と高分子フイ
    ルム等の可撓性板を積層した複合板から成る振動
    板の金属箔側に貼着し、該振動板の外周縁をケー
    スに固定したことを特徴とする圧電発音装置。
JP12572187U 1987-08-20 1987-08-20 Pending JPS6430997U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12572187U JPS6430997U (ja) 1987-08-20 1987-08-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12572187U JPS6430997U (ja) 1987-08-20 1987-08-20

Publications (1)

Publication Number Publication Date
JPS6430997U true JPS6430997U (ja) 1989-02-27

Family

ID=31376576

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12572187U Pending JPS6430997U (ja) 1987-08-20 1987-08-20

Country Status (1)

Country Link
JP (1) JPS6430997U (ja)

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