JPH0232300U - - Google Patents

Info

Publication number
JPH0232300U
JPH0232300U JP11074388U JP11074388U JPH0232300U JP H0232300 U JPH0232300 U JP H0232300U JP 11074388 U JP11074388 U JP 11074388U JP 11074388 U JP11074388 U JP 11074388U JP H0232300 U JPH0232300 U JP H0232300U
Authority
JP
Japan
Prior art keywords
coil bobbin
diaphragm
joined
insulating material
center
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
JP11074388U
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 JP11074388U priority Critical patent/JPH0232300U/ja
Publication of JPH0232300U publication Critical patent/JPH0232300U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Description

【図面の簡単な説明】
第1図は本考案にかかるスピーカの断正面図、
第2図はその要部拡大図、第3図は他の実施例を
示す図、第4図は従来のダイナミツク型コーンス
ピーカの断正面図である。 15……フレーム、18,180……振動板、
19……ボイスコイル、20,120……コイル
ボビン、30,130……断熱材、31……接着
剤。

Claims (1)

    【実用新案登録請求の範囲】
  1. 中心部にコイルボビンが接合されるとともに周
    辺はエツジ部を介してフレームに固定され、コイ
    ルボビンとの接合部からエツジ部までを振動面と
    するポリプロピレンまたはポリプロピレン複合材
    料にてなる振動板を備えたスピーカにおいて、前
    記振動板の中心部に断熱材を設け、この断熱材を
    介し前記振動板とコイルボビンとを直接接触しな
    いように接合したことを特徴とするスピーカ。
JP11074388U 1988-08-24 1988-08-24 Pending JPH0232300U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11074388U JPH0232300U (ja) 1988-08-24 1988-08-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11074388U JPH0232300U (ja) 1988-08-24 1988-08-24

Publications (1)

Publication Number Publication Date
JPH0232300U true JPH0232300U (ja) 1990-02-28

Family

ID=31348181

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11074388U Pending JPH0232300U (ja) 1988-08-24 1988-08-24

Country Status (1)

Country Link
JP (1) JPH0232300U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5791097A (en) * 1980-11-27 1982-06-07 Sony Corp Speaker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5791097A (en) * 1980-11-27 1982-06-07 Sony Corp Speaker

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