JPS611259U - Dynamic differential coil - Google Patents

Dynamic differential coil

Info

Publication number
JPS611259U
JPS611259U JP8518184U JP8518184U JPS611259U JP S611259 U JPS611259 U JP S611259U JP 8518184 U JP8518184 U JP 8518184U JP 8518184 U JP8518184 U JP 8518184U JP S611259 U JPS611259 U JP S611259U
Authority
JP
Japan
Prior art keywords
pair
drum core
drum
diameter
horizontal coils
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
JP8518184U
Other languages
Japanese (ja)
Other versions
JPH0139383Y2 (en
Inventor
政一 風間
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
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 by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Priority to JP8518184U priority Critical patent/JPS611259U/en
Publication of JPS611259U publication Critical patent/JPS611259U/en
Application granted granted Critical
Publication of JPH0139383Y2 publication Critical patent/JPH0139383Y2/ja
Granted legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本実施例によるダイナミック差動コイルの縦断
面図、第２図は第１図中の■一■矢示方向断面図、第３
図は各ドラムコア、絶縁用ボビンを示す分解斜視図、第
４図はコイルの巻回状態を示す回路図、第５図は各コイ
ルの巻回状態の変形例を示す回路図、第６図はダイナミ
ック差動コイルの変形例を示す縦断面図、第７図は従来
技術を示す回路図である。 １，３・・・ドラムコア、ＩＡ，ＩＢ−３Ａ，３Ｂ・・
・大径鍔、ＩＣ，３Ｃ・・・中間鍔、５Ａ，５Ｂ，６Ａ
，６Ｂ・・・水平コイル、７・・・絶縁用ボビン、８，
９・・・ホヒ冫部材、１１・・・垂直コイル、１２，１
３，１４，１５，２１，２２・・・磁気バイアス用磁石
。Fig. 1 is a longitudinal cross-sectional view of the dynamic differential coil according to this embodiment, Fig. 2 is a cross-sectional view in the direction of the
The figure is an exploded perspective view showing each drum core and insulating bobbin, Figure 4 is a circuit diagram showing the winding state of each coil, Figure 5 is a circuit diagram showing a modified example of the winding state of each coil, and Figure 6 is a circuit diagram showing a modified example of the winding state of each coil. FIG. 7 is a vertical cross-sectional view showing a modification of the dynamic differential coil, and FIG. 7 is a circuit diagram showing a conventional technique. 1, 3...Drum core, IA, IB-3A, 3B...
・Large diameter tsuba, IC, 3C...intermediate tsuba, 5A, 5B, 6A
, 6B...Horizontal coil, 7...Insulating bobbin, 8,
9... Hohi medical member, 11... Vertical coil, 12, 1
3, 14, 15, 21, 22...Magnetic bias magnet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 両端にそれぞれ大径鍔を有すると共に中間部に該各大径
鍔より小径の中間鍔を有する第１、第２のドラムコアと
、該第１のドラムコアの中間鍔と各大径鍔との間に磁界
が互いに逆向きに発生するように巻回された一対の水平
コイルと、前記第２のドラムコアの中間鍔と各大径鍔と
の間に磁界が互いに逆向きに発生するように巻回された
他の一対の水平コイルと、前記各ドラムコアに該各対の
水平コイルを巻回した状態で該各ドラムコアと各対の水
平コイルの外周を囲繞するように装着される一対の半割
り鼓状のボビン部材からなる長円鼓状の絶縁用ボビンと
、該絶縁用ボビンの外周に前記各対の水平コイルと対向
するように巻回された垂直コイルと、前記各ドラムコア
の各大径鍔端面に第１のドラムコアでは一方向に磁界が
向き第２のドラムコアでは逆方向に磁界が向くように配
設された磁気バイアス用磁石とから構成してなるダイナ
ミック差動コイル。First and second drum cores each having a large-diameter flange at both ends and an intermediate flange having a smaller diameter than each of the large-diameter flange at the intermediate portion, and between the intermediate flange of the first drum core and each large-diameter flange. A pair of horizontal coils are wound so that magnetic fields are generated in opposite directions, and the coils are wound so that magnetic fields are generated in opposite directions between the middle collar and each large diameter collar of the second drum core. another pair of horizontal coils, and a pair of half-split drum-shaped drums attached to surround the outer periphery of each drum core and each pair of horizontal coils with each pair of horizontal coils wound around each drum core. an oblong drum-shaped insulating bobbin made of a bobbin member; a vertical coil wound around the outer periphery of the insulating bobbin so as to face each pair of horizontal coils; and each large-diameter flange end surface of each drum core. and a magnetic bias magnet arranged so that the magnetic field is directed in one direction in the first drum core and in the opposite direction in the second drum core.
JP8518184U 1984-06-08 1984-06-08 Dynamic differential coil Granted JPS611259U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8518184U JPS611259U (en) 1984-06-08 1984-06-08 Dynamic differential coil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8518184U JPS611259U (en) 1984-06-08 1984-06-08 Dynamic differential coil

Publications (2)

Publication Number Publication Date
JPS611259U true JPS611259U (en) 1986-01-07
JPH0139383Y2 JPH0139383Y2 (en) 1989-11-27

Family

ID=30635341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8518184U Granted JPS611259U (en) 1984-06-08 1984-06-08 Dynamic differential coil

Country Status (1)

Country Link
JP (1) JPS611259U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6153846U (en) * 1984-09-12 1986-04-11

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6153846U (en) * 1984-09-12 1986-04-11

Also Published As

Publication number Publication date
JPH0139383Y2 (en) 1989-11-27

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