JPS61191697U - - Google Patents

Info

Publication number
JPS61191697U
JPS61191697U JP7555285U JP7555285U JPS61191697U JP S61191697 U JPS61191697 U JP S61191697U JP 7555285 U JP7555285 U JP 7555285U JP 7555285 U JP7555285 U JP 7555285U JP S61191697 U JPS61191697 U JP S61191697U
Authority
JP
Japan
Prior art keywords
membrane
membrane electrodes
protective film
coated
electrodes
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
JP7555285U
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 JP7555285U priority Critical patent/JPS61191697U/ja
Publication of JPS61191697U publication Critical patent/JPS61191697U/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図は本考案スピーカーの一実施例を示す縦
断面図、第2図は本考案スピーカーを案内表示板
の支持筒内に設置した場合を示す斜視図、第3図
は従来のスピーカーの一例を示す斜視図である。 1……高分子系圧電膜、2a,2b……膜状電
極、3a,3b……保護膜。

Claims (1)

    【実用新案登録請求の範囲】
  1. 長方形状の高分子系圧電膜の両面に膜状電極を
    設け、この両膜状電極に保護膜を被着してなり、
    縦と横の比を3.0〜5.5としたことを特徴と
    するフレキシブルスピーカー。
JP7555285U 1985-05-20 1985-05-20 Pending JPS61191697U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7555285U JPS61191697U (ja) 1985-05-20 1985-05-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7555285U JPS61191697U (ja) 1985-05-20 1985-05-20

Publications (1)

Publication Number Publication Date
JPS61191697U true JPS61191697U (ja) 1986-11-28

Family

ID=30616879

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7555285U Pending JPS61191697U (ja) 1985-05-20 1985-05-20

Country Status (1)

Country Link
JP (1) JPS61191697U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014195132A (ja) * 2013-03-28 2014-10-09 Fujifilm Corp 電気音響変換フィルム、フレキシブルディスプレイ、声帯マイクロフォンおよび楽器用センサー

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5220231B2 (ja) * 1972-01-03 1977-06-02
JPS5525088B2 (ja) * 1977-12-27 1980-07-03

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5220231B2 (ja) * 1972-01-03 1977-06-02
JPS5525088B2 (ja) * 1977-12-27 1980-07-03

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014195132A (ja) * 2013-03-28 2014-10-09 Fujifilm Corp 電気音響変換フィルム、フレキシブルディスプレイ、声帯マイクロフォンおよび楽器用センサー

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