JPS6258996U - - Google Patents

Info

Publication number
JPS6258996U
JPS6258996U JP14970985U JP14970985U JPS6258996U JP S6258996 U JPS6258996 U JP S6258996U JP 14970985 U JP14970985 U JP 14970985U JP 14970985 U JP14970985 U JP 14970985U JP S6258996 U JPS6258996 U JP S6258996U
Authority
JP
Japan
Prior art keywords
magnetic
circuit structure
magnetic circuit
speaker according
shields
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
JP14970985U
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 JP14970985U priority Critical patent/JPS6258996U/ja
Publication of JPS6258996U publication Critical patent/JPS6258996U/ja
Pending legal-status Critical Current

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Landscapes

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

Description

【図面の簡単な説明】
第１図は本考案に係る磁気回路を適用したスピ
ーカユニツトの半切縦断面図、第２図乃至第４図
はそれぞれ他の実施例の磁気回路を適用したスピ
ーカユニツトの半切縦断面図、第５図は従来の磁
気回路を適用したスピーカユニツトの半切縦断面
図である。 １…磁気回路、２…トツププレート、３…マグ
ネツト、４…ポールヨーク、５…防磁キヤツプ、
５ａ，５ｂ，５ｃ…防磁体、１３…空間部、１４
…非磁性材料。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 磁気回路の外周を高透磁率材料の防磁体を
    積層した構造の防磁キヤツプで被覆するようにし
    たことを特徴とするスピーカ用磁気回路構造。 (2) 上記の防磁体間に発泡材等の非磁性材料を
    配置したことを特徴とする実用新案登録請求の範
    囲第１項記載のスピーカ用磁気回路構造。 (3) 防磁体間に空間部を形成したことを特徴と
    する実用新案登録請求の範囲第１項記載のスピー
    カ用磁気回路構造。 (4) 各防磁体の板厚を変えたことを特徴とする
    実用新案登録請求の範囲第１項または第２項また
    は第３項記載のスピーカ用磁気回路構造。
JP14970985U 1985-09-30 1985-09-30 Pending JPS6258996U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14970985U JPS6258996U (ja) 1985-09-30 1985-09-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14970985U JPS6258996U (ja) 1985-09-30 1985-09-30

Publications (1)

Publication Number Publication Date
JPS6258996U true JPS6258996U (ja) 1987-04-11

Family

ID=31065175

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14970985U Pending JPS6258996U (ja) 1985-09-30 1985-09-30

Country Status (1)

Country Link
JP (1) JPS6258996U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02295398A (ja) * 1989-05-10 1990-12-06 Matsushita Electric Ind Co Ltd 低漏洩磁束型スピーカ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02295398A (ja) * 1989-05-10 1990-12-06 Matsushita Electric Ind Co Ltd 低漏洩磁束型スピーカ

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