JPS623191U - - Google Patents

Info

Publication number
JPS623191U
JPS623191U JP9527685U JP9527685U JPS623191U JP S623191 U JPS623191 U JP S623191U JP 9527685 U JP9527685 U JP 9527685U JP 9527685 U JP9527685 U JP 9527685U JP S623191 U JPS623191 U JP S623191U
Authority
JP
Japan
Prior art keywords
hole
pole yoke
magnetic circuit
circuit section
space section
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.)
Granted
Application number
JP9527685U
Other languages
English (en)
Other versions
JPH0424707Y2 (ja
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 JP9527685U priority Critical patent/JPH0424707Y2/ja
Publication of JPS623191U publication Critical patent/JPS623191U/ja
Application granted granted Critical
Publication of JPH0424707Y2 publication Critical patent/JPH0424707Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (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
図は本考案によるスピーカの周波数特性を示す図
、第3図は従来例を示す断面図、第4図は従来の
スピーカの周波数特性を示す図である。 主要部分の符号の説明、1……ポールヨーク、
2……マグネツト、4……ボイスコイル、7……
ドーム振動板、8,10……防磁キヤツプ。

Claims (1)

    【実用新案登録請求の範囲】
  1. ボイスコイルの中心軸方向に形成された貫通孔
    を有して磁気回路部の一部を構成するポールヨー
    クと、前記磁気回路部を囲繞する如く設けられか
    つ前記ポールヨークの背部に空間部を画定する磁
    性材からなるキヤツプとを備え、前記キヤツプの
    前記貫通孔と対向する部分が、前記ポールヨーク
    に対して前記貫通孔の中心では離間しかつ前記貫
    通孔の外周部では近接したことを特徴とするスピ
    ーカ。
JP9527685U 1985-06-24 1985-06-24 Expired JPH0424707Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9527685U JPH0424707Y2 (ja) 1985-06-24 1985-06-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9527685U JPH0424707Y2 (ja) 1985-06-24 1985-06-24

Publications (2)

Publication Number Publication Date
JPS623191U true JPS623191U (ja) 1987-01-09
JPH0424707Y2 JPH0424707Y2 (ja) 1992-06-11

Family

ID=30654323

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9527685U Expired JPH0424707Y2 (ja) 1985-06-24 1985-06-24

Country Status (1)

Country Link
JP (1) JPH0424707Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0159197U (ja) * 1987-10-08 1989-04-13

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0159197U (ja) * 1987-10-08 1989-04-13
JPH0545357Y2 (ja) * 1987-10-08 1993-11-18

Also Published As

Publication number Publication date
JPH0424707Y2 (ja) 1992-06-11

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