JPH02108497U - - Google Patents

Info

Publication number
JPH02108497U
JPH02108497U JP1733589U JP1733589U JPH02108497U JP H02108497 U JPH02108497 U JP H02108497U JP 1733589 U JP1733589 U JP 1733589U JP 1733589 U JP1733589 U JP 1733589U JP H02108497 U JPH02108497 U JP H02108497U
Authority
JP
Japan
Prior art keywords
shim
hole
membrane
foam plates
piezoelectric element
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
JP1733589U
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 JP1733589U priority Critical patent/JPH02108497U/ja
Publication of JPH02108497U publication Critical patent/JPH02108497U/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図は本考案圧電スピーカーの第1実施例の
構成を示す断面図、第2図は本考案圧電スピーカ
ーの第2実施例の構成を示す断面図である。 1……膜状圧電体、2……シム、3……バイモ
ルフ型圧電素子、4……貫通孔、5……発泡板、
6……化粧薄板、7……膜状電極、8a,8b…
…リード線、9,10……補強材、11……発泡
板。

Claims (1)

    【実用新案登録請求の範囲】
  1. シム2の両側面に膜状圧電体1を接合したバイ
    モルフ型圧電素子3のシム2の周縁部を、このバ
    イモルフ型圧電素子3の膜状圧電体1,1部分が
    収められる貫通孔4を有する発泡板5,5間に挟
    着し、これらの発泡板5,5の少なくとも片面に
    貫通孔4を塞ぐ化粧薄板6を貼着せしめてなる圧
    電スピーカー。
JP1733589U 1989-02-15 1989-02-15 Pending JPH02108497U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1733589U JPH02108497U (ja) 1989-02-15 1989-02-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1733589U JPH02108497U (ja) 1989-02-15 1989-02-15

Publications (1)

Publication Number Publication Date
JPH02108497U true JPH02108497U (ja) 1990-08-29

Family

ID=31231024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1733589U Pending JPH02108497U (ja) 1989-02-15 1989-02-15

Country Status (1)

Country Link
JP (1) JPH02108497U (ja)

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