JPS6381497U - - Google Patents

Info

Publication number
JPS6381497U
JPS6381497U JP17349886U JP17349886U JPS6381497U JP S6381497 U JPS6381497 U JP S6381497U JP 17349886 U JP17349886 U JP 17349886U JP 17349886 U JP17349886 U JP 17349886U JP S6381497 U JPS6381497 U JP S6381497U
Authority
JP
Japan
Prior art keywords
container
piezoelectric
speaker
recess
hole
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
JP17349886U
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 JP17349886U priority Critical patent/JPS6381497U/ja
Publication of JPS6381497U publication Critical patent/JPS6381497U/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図は本考案の圧電スピーカーの一実施例を
示す断面図、第２図は第１図の圧電スピーカーの
底面図、第３図は第１図の圧電スピーカーに使用
される圧電振動子の拡大断面図、第４図は従来の
圧電スピーカーの断面図、第５図は本考案及び従
来の圧電スピーカーの音圧レベルを示す特性図で
ある。 １：容器、２：圧電振動子、３：振動板、８：
貫通孔。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 内部に凹部を有する容器に、圧電振動子が
    取着された振動板を、該圧電振動子が容器の凹部
    内に収納されるように取付けて成る圧電スピーカ
    ーにおいて、前記容器に周波数７００乃至１５０
    ０Ｈｚにおける音圧レベルを平均７５ｄＢ以上と
    するための貫通孔を設けたことを特徴とする圧電
    スピーカー。 (2) 前記容器に設ける貫通孔の開口面積が容器
    内表面の面積に対し、１．０乃至１０％であるこ
    とを特徴とする実用新案登録請求の範囲第１項に
    記載の圧電スピーカー。
JP17349886U 1986-11-12 1986-11-12 Pending JPS6381497U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17349886U JPS6381497U (ja) 1986-11-12 1986-11-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17349886U JPS6381497U (ja) 1986-11-12 1986-11-12

Publications (1)

Publication Number Publication Date
JPS6381497U true JPS6381497U (ja) 1988-05-28

Family

ID=31111011

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17349886U Pending JPS6381497U (ja) 1986-11-12 1986-11-12

Country Status (1)

Country Link
JP (1) JPS6381497U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01311797A (ja) * 1988-06-10 1989-12-15 Murata Mfg Co Ltd 圧電スピーカ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01311797A (ja) * 1988-06-10 1989-12-15 Murata Mfg Co Ltd 圧電スピーカ

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