JPH02120998U - - Google Patents

Info

Publication number
JPH02120998U
JPH02120998U JP2857389U JP2857389U JPH02120998U JP H02120998 U JPH02120998 U JP H02120998U JP 2857389 U JP2857389 U JP 2857389U JP 2857389 U JP2857389 U JP 2857389U JP H02120998 U JPH02120998 U JP H02120998U
Authority
JP
Japan
Prior art keywords
winding
tip
pole
acoustic transducer
height
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
JP2857389U
Other languages
English (en)
Other versions
JPH0649039Y2 (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 JP2857389U priority Critical patent/JPH0649039Y2/ja
Publication of JPH02120998U publication Critical patent/JPH02120998U/ja
Application granted granted Critical
Publication of JPH0649039Y2 publication Critical patent/JPH0649039Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)

Description

【図面の簡単な説明】
第1図および第2図はそれぞれ本考案による電
磁音響変換器の一実施例を示す正面図および平面
図、第3図は該実施例の巻線工程を示す側面図、
第4図は従来の電磁音響変換器の縦断面図、第5
図は従来の巻線構造を示す正面図、第6図は従来
の巻線構造の他の例を示す一部切断正面図、第7
図は従来の巻線構造のさらに他の例を示す正面図
である。 1……ポール、2……ヨーク、3……巻線、4
……永久磁石5……ケース、6……振動板。

Claims (1)

    【実用新案登録請求の範囲】
  1. 巻線を施したポールの基端にヨークを一体に設
    け、ポールの先端を振動板に対面させてなる電磁
    音響変換器において、前記巻線の内周部の先端面
    の高さをポールの先端面に一致させると共に、巻
    線の先端面の高さが巻線の内周部より外周部にわ
    たつて漸次低くなるように形成したことを特徴と
    する電磁音響変換器。
JP2857389U 1989-03-14 1989-03-14 電磁音響変換器 Expired - Lifetime JPH0649039Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2857389U JPH0649039Y2 (ja) 1989-03-14 1989-03-14 電磁音響変換器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2857389U JPH0649039Y2 (ja) 1989-03-14 1989-03-14 電磁音響変換器

Publications (2)

Publication Number Publication Date
JPH02120998U true JPH02120998U (ja) 1990-10-01
JPH0649039Y2 JPH0649039Y2 (ja) 1994-12-12

Family

ID=31252054

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2857389U Expired - Lifetime JPH0649039Y2 (ja) 1989-03-14 1989-03-14 電磁音響変換器

Country Status (1)

Country Link
JP (1) JPH0649039Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0669785B1 (en) * 1994-02-25 2002-10-02 Star Micronics Co., Ltd. Electroacoustic transducer and method of winding coil used therein

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0669785B1 (en) * 1994-02-25 2002-10-02 Star Micronics Co., Ltd. Electroacoustic transducer and method of winding coil used therein

Also Published As

Publication number Publication date
JPH0649039Y2 (ja) 1994-12-12

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