JPS63119816U - - Google Patents

Info

Publication number
JPS63119816U
JPS63119816U JP1249287U JP1249287U JPS63119816U JP S63119816 U JPS63119816 U JP S63119816U JP 1249287 U JP1249287 U JP 1249287U JP 1249287 U JP1249287 U JP 1249287U JP S63119816 U JPS63119816 U JP S63119816U
Authority
JP
Japan
Prior art keywords
duct
muffle
annular
speaker unit
registration request
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
JP1249287U
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 JP1249287U priority Critical patent/JPS63119816U/ja
Publication of JPS63119816U publication Critical patent/JPS63119816U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Exhaust Silencers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例としてのアクテイブ
サイレンサスピーカユニツトの断面図、第2図は
その―矢視図、第3図は従来のユニツトの断
面図、第4図は従来のユニツトの正面図である。 1……ダクト、2……密閉箱、8……スピーカ
、4……防水カバー。

Claims (1)

    【実用新案登録請求の範囲】
  1. ダクト内を伝搬してくる原音を消音する為に、
    ダクト出口端に環状の密閉箱を設置し、複数のス
    ピーカを環状に取り付け、防水カバーにより防水
    構造としたことを特徴とするアクテイブサイレン
    サスピーカユニツト。
JP1249287U 1987-01-30 1987-01-30 Pending JPS63119816U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1249287U JPS63119816U (ja) 1987-01-30 1987-01-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1249287U JPS63119816U (ja) 1987-01-30 1987-01-30

Publications (1)

Publication Number Publication Date
JPS63119816U true JPS63119816U (ja) 1988-08-03

Family

ID=30800671

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1249287U Pending JPS63119816U (ja) 1987-01-30 1987-01-30

Country Status (1)

Country Link
JP (1) JPS63119816U (ja)

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