JPH044492U - - Google Patents

Info

Publication number
JPH044492U
JPH044492U JP4408990U JP4408990U JPH044492U JP H044492 U JPH044492 U JP H044492U JP 4408990 U JP4408990 U JP 4408990U JP 4408990 U JP4408990 U JP 4408990U JP H044492 U JPH044492 U JP H044492U
Authority
JP
Japan
Prior art keywords
vibration unit
fixed
hole
ceiling plate
vibrates
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
JP4408990U
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 JP4408990U priority Critical patent/JPH044492U/ja
Publication of JPH044492U publication Critical patent/JPH044492U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Details Of Audible-Bandwidth Transducers (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の音響拡大装置の一実施例を
示す垂直断面図、第2図はこの考案の他の実施例
を示す垂直断面図、第3図はこの考案のさらに他
の実施例を示す垂直断面図、第4図はその要部の
斜視図、第5図は従来の音響拡大装置を示す垂直
断面図である。 なお図中1は振動ユニツト、19は天井板、2
1は吊り下げコード、Aは穴である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 天井板等に重合固着されこれを振動させる振動
    ユニツトの一部に、当該振動ユニツトの吊り下げ
    コードの他端を固定させた穴を形成させたことを
    特徴とする音響拡大装置。
JP4408990U 1990-04-26 1990-04-26 Pending JPH044492U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4408990U JPH044492U (ja) 1990-04-26 1990-04-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4408990U JPH044492U (ja) 1990-04-26 1990-04-26

Publications (1)

Publication Number Publication Date
JPH044492U true JPH044492U (ja) 1992-01-16

Family

ID=31557080

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4408990U Pending JPH044492U (ja) 1990-04-26 1990-04-26

Country Status (1)

Country Link
JP (1) JPH044492U (ja)

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