JPH0221999U - - Google Patents

Info

Publication number
JPH0221999U
JPH0221999U JP10027288U JP10027288U JPH0221999U JP H0221999 U JPH0221999 U JP H0221999U JP 10027288 U JP10027288 U JP 10027288U JP 10027288 U JP10027288 U JP 10027288U JP H0221999 U JPH0221999 U JP H0221999U
Authority
JP
Japan
Prior art keywords
magnet
yoke
inner bottom
magnetic circuit
protrusion
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
JP10027288U
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 JP10027288U priority Critical patent/JPH0221999U/ja
Publication of JPH0221999U publication Critical patent/JPH0221999U/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図は本考案実施例の断面図、第２図は変形
例の断面図である。 １は磁石、２は凹欠部、３はヨーク、４は突起
、５はポールである。

Claims (1)

    【実用新案登録請求の範囲】
  1. 壷型のヨークの内部底面に磁石を配設し、該磁
    石の上面にポールを取付けた構造の内磁型のスピ
    ーカ用磁気回路に於て、ヨーク３の内部底面に突
    起４が形成されると共に、プラスチツク磁性材料
    からなる磁石１の、前記ヨーク３の内部底面に接
    する面に凹欠部２が形成されており、当該凹欠部
    ２に前記突起４を嵌挿させた状態でヨーク３と磁
    石１とが固定され、当該磁石１の上面にポール５
    が固着されていることを特徴とするスピーカ用磁
    気回路。
JP10027288U 1988-07-27 1988-07-27 Pending JPH0221999U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10027288U JPH0221999U (ja) 1988-07-27 1988-07-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10027288U JPH0221999U (ja) 1988-07-27 1988-07-27

Publications (1)

Publication Number Publication Date
JPH0221999U true JPH0221999U (ja) 1990-02-14

Family

ID=31328207

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10027288U Pending JPH0221999U (ja) 1988-07-27 1988-07-27

Country Status (1)

Country Link
JP (1) JPH0221999U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004356976A (ja) * 2003-05-29 2004-12-16 Matsushita Electric Ind Co Ltd スピーカ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004356976A (ja) * 2003-05-29 2004-12-16 Matsushita Electric Ind Co Ltd スピーカ

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