JPS61119500U - - Google Patents

Info

Publication number
JPS61119500U
JPS61119500U JP43285U JP43285U JPS61119500U JP S61119500 U JPS61119500 U JP S61119500U JP 43285 U JP43285 U JP 43285U JP 43285 U JP43285 U JP 43285U JP S61119500 U JPS61119500 U JP S61119500U
Authority
JP
Japan
Prior art keywords
piezoelectric
case
bonded
utility
attached
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
JP43285U
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 JP43285U priority Critical patent/JPS61119500U/ja
Publication of JPS61119500U publication Critical patent/JPS61119500U/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、本考案の一実施例を示す断面図、第
2図及び第3図は、それぞれ従来例の断面図、第
4図は、圧電変換子の構成及びその動作を示す図
、第5図は、従来例の周波数特性図、第6図は、
第1図の実施例の周波数特性図、第7図及び第8
図は、それぞれ本考案の他の実施例の断面図、第
9図は、放音孔の形状例を示す図である。 1…圧電変換子、2…セラミツク圧電素子、3
…金属薄板、11…ケース、12,13…音響空
間、14,14a,14b,15,16a,16
b…放音孔。

Claims (1)

    【実用新案登録請求の範囲】
  1. 導電薄板にセラミツク圧電素子を貼り合わせた
    圧電変換子を、少なくとも二重の音響空間を有す
    るケースに装着してなることを特徴とする圧電発
    音体。
JP43285U 1985-01-09 1985-01-09 Pending JPS61119500U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP43285U JPS61119500U (ja) 1985-01-09 1985-01-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43285U JPS61119500U (ja) 1985-01-09 1985-01-09

Publications (1)

Publication Number Publication Date
JPS61119500U true JPS61119500U (ja) 1986-07-28

Family

ID=30472265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP43285U Pending JPS61119500U (ja) 1985-01-09 1985-01-09

Country Status (1)

Country Link
JP (1) JPS61119500U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5529486B2 (ja) * 1975-10-30 1980-08-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5529486B2 (ja) * 1975-10-30 1980-08-04

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