JPS63176969U - - Google Patents
Info
- Publication number
- JPS63176969U JPS63176969U JP3140187U JP3140187U JPS63176969U JP S63176969 U JPS63176969 U JP S63176969U JP 3140187 U JP3140187 U JP 3140187U JP 3140187 U JP3140187 U JP 3140187U JP S63176969 U JPS63176969 U JP S63176969U
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- feeding mechanism
- head feeding
- head
- magnetic
- 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
Links
- 230000005415 magnetization Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Moving Of Heads (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Description
第１図ａは本考案の実施例を示す平面図、第１
図ｂは本考案の実施例を示す正面図、第１図ｃは
本考案の実施例を示すＡ―Ａ断面図、第２図ａは
従来例を示す平面図、第２図ｂは従来例を示す正
面図、第３図ａはシールド部材のないときの磁路
をしめす模式図、第３図ｂはシールド部材のある
ときの磁路をしめす模式図、第４図は磁路部材と
シールド部材を一体部品とした実施例を示す正面
部分断面図。
１…ヘツド、２…磁路部材、３，４，５，６…
磁石、１１，１２，１３…リニアベアリング、９
，１０…スライド軸、１４…シールド部材。
Figure 1a is a plan view showing an embodiment of the present invention;
Figure b is a front view showing an embodiment of the present invention, Figure 1 c is a sectional view taken along line A-A showing an embodiment of the present invention, Figure 2 a is a plan view of a conventional example, and Figure 2 b is a conventional example. Figure 3a is a schematic diagram showing the magnetic path without a shield member, Figure 3b is a schematic diagram showing the magnetic path with a shield member, and Figure 4 is a schematic diagram showing the magnetic path member and shield. FIG. 3 is a front partial sectional view showing an embodiment in which the members are integral parts. 1... Head, 2... Magnetic path member, 3, 4, 5, 6...
Magnet, 11, 12, 13...Linear bearing, 9
, 10... Slide shaft, 14... Shield member.
Claims (1)
駆動源とした磁気あるいは光記録装置において、 各々の表面がおよそ同一平面ないしは同一局面
となるように配置されていて、着磁が磁石表面に
対して法線方向であり、かつその極性が互いに反
対向きであるような２つの磁石、コイルの巻かれ
た面が該磁石の表面に平行となるようにヘツドま
たはヘツドを載せたキヤリツジに固定された可動
コイル、該磁石を支持するとともに該可動コイル
に磁界を導くための磁路部材、前記の２つの磁石
を覆うように側面に設けられたシールド部材を持
つことを特徴とするヘツド送り機構。 (2) 前記磁路部材と前記シールド部材を２つの
部品に分けることなく一体化した構成としたこと
を特徴とする実用新案登録請求の範囲第１項記載
のヘツド送り機構。[Claims for Utility Model Registration] (1) In a magnetic or optical recording device using a voice coil motor as a drive source for a head feeding mechanism, each surface is arranged so as to be approximately the same plane or the same aspect, Two magnets whose magnetization is normal to the magnet surface and whose polarities are opposite to each other, and the head or heads are arranged so that the coil-wound surface is parallel to the surface of the magnet. It is characterized by having a moving coil fixed to the carriage on which it is placed, a magnetic path member for supporting the magnet and guiding a magnetic field to the moving coil, and a shield member provided on the side to cover the two magnets. head feeding mechanism. (2) The head feeding mechanism according to claim 1, wherein the magnetic path member and the shield member are integrated without being separated into two parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3140187U JPS63176969U (en) | 1987-03-04 | 1987-03-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3140187U JPS63176969U (en) | 1987-03-04 | 1987-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63176969U true JPS63176969U (en) | 1988-11-16 |
Family
ID=30837096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3140187U Pending JPS63176969U (en) | 1987-03-04 | 1987-03-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63176969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007220219A (en) * | 2006-02-17 | 2007-08-30 | Tdk Corp | Vcm (voice coil motor) device |
-
1987
- 1987-03-04 JP JP3140187U patent/JPS63176969U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007220219A (en) * | 2006-02-17 | 2007-08-30 | Tdk Corp | Vcm (voice coil motor) device |
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