JPS63163097U - - Google Patents

Info

Publication number
JPS63163097U
JPS63163097U JP5566387U JP5566387U JPS63163097U JP S63163097 U JPS63163097 U JP S63163097U JP 5566387 U JP5566387 U JP 5566387U JP 5566387 U JP5566387 U JP 5566387U JP S63163097 U JPS63163097 U JP S63163097U
Authority
JP
Japan
Prior art keywords
magnetic circuit
magnet
permanent magnet
rare earth
utility
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
JP5566387U
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 JP5566387U priority Critical patent/JPS63163097U/ja
Publication of JPS63163097U publication Critical patent/JPS63163097U/ja
Pending 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図は本考案小型スピーカの断面図、第2図
は本考案小型スピーカのツイン駆動型の磁気回路
構造断面図。第3図は本考案ラジアル異方性磁石
の外観を示した図。第4図は従来法の小型スピー
ンの断面図。第5図は磁石の外観図。 1―a……内側磁石、1―b……外側磁石、1
―c……外側磁石、2……コイル、3……振動板
、4……外枠、5……下枠、6……ギヤツプ、7
……磁力線、21……永久磁石、22……コイル
、23……ギヤツプ、24……プレート、25…
…ヨーク、26……接着。

Claims (1)

    【実用新案登録請求の範囲】
  1. 円筒型の永久磁石を磁気回路に使用した小型ダ
    イナミツクスピーカにおいて、ラジアル異方性希
    土類磁石2個以上で磁気回路を構成したことを特
    徴とする小型スピーカの磁気回路。
JP5566387U 1987-04-13 1987-04-13 Pending JPS63163097U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5566387U JPS63163097U (ja) 1987-04-13 1987-04-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5566387U JPS63163097U (ja) 1987-04-13 1987-04-13

Publications (1)

Publication Number Publication Date
JPS63163097U true JPS63163097U (ja) 1988-10-25

Family

ID=30883771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5566387U Pending JPS63163097U (ja) 1987-04-13 1987-04-13

Country Status (1)

Country Link
JP (1) JPS63163097U (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100616317B1 (ko) 2004-06-24 2006-08-28 신기음향 주식회사 휴대폰용 스피커
JP2008166970A (ja) * 2006-12-27 2008-07-17 Pioneer Electronic Corp スピーカ用磁気回路及びスピーカ
JP2008182631A (ja) * 2007-01-26 2008-08-07 Matsushita Electric Ind Co Ltd スピーカ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100616317B1 (ko) 2004-06-24 2006-08-28 신기음향 주식회사 휴대폰용 스피커
JP2008166970A (ja) * 2006-12-27 2008-07-17 Pioneer Electronic Corp スピーカ用磁気回路及びスピーカ
JP2008182631A (ja) * 2007-01-26 2008-08-07 Matsushita Electric Ind Co Ltd スピーカ

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