JPH0391075U - - Google Patents
Info
- Publication number
- JPH0391075U JPH0391075U JP15253089U JP15253089U JPH0391075U JP H0391075 U JPH0391075 U JP H0391075U JP 15253089 U JP15253089 U JP 15253089U JP 15253089 U JP15253089 U JP 15253089U JP H0391075 U JPH0391075 U JP H0391075U
- Authority
- JP
- Japan
- Prior art keywords
- flat
- actuator
- magnets
- moving coil
- diagonal line
- 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
- 230000005389 magnetism Effects 0.000 claims 1
Landscapes
- Moving Of Heads (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Description
第１図はこの考案による偏平可動コイル型のア
クチユエータの横断上面図である。第２図は発生
トルクの分布特性を示すグラフである。第３図は
従来の偏平可動コイル型のアクチユエータの横断
上面図である。
１……ヨーク、２……磁石、３……ケース、４
……ボビン、５……支軸、６……アーム、７……
可動コイル、１０……ハウジング。
FIG. 1 is a cross-sectional top view of a flat moving coil type actuator according to this invention. FIG. 2 is a graph showing the distribution characteristics of generated torque. FIG. 3 is a cross-sectional top view of a conventional flat moving coil type actuator. 1...Yoke, 2...Magnet, 3...Case, 4
...Bobbin, 5...Spindle, 6...Arm, 7...
Moving coil, 10...housing.
Claims (1)
と、該ヨークの各対向面に着設される各々２枚ま
たは２極着磁された１枚の磁石と、前記磁石間を
揺動可能に軸支しされた偏平型の可動コイルとか
ら構成された偏平可動コイル型の磁気記録装置用
アクチユエータにおいて、 可動コイルの揺動範囲中心線を対角線とする略
矩形状の偏平ヨークを有すること、該対角線上で
合わせた２枚または２極着磁された１枚の磁石形
状が、コイル先端側の前記対角線上にある内角が
１１０°以下であることを特徴とする磁気記録装
置用アクチユエータ。[Claims for Utility Model Registration] A flat yoke disposed vertically opposite to each other with an air gap interposed therebetween, two magnets each attached to each opposing surface of the yoke, or one magnet magnetized with two poles; In an actuator for a magnetic recording device of the flat moving coil type, which is composed of a flat moving coil that is pivotably supported between magnets, the actuator has a substantially rectangular shape whose diagonal line is the center line of the swinging range of the moving coil. A magnetism characterized in that it has a flat yoke, and that two magnets aligned on the diagonal line or one bipolar magnetized piece have an internal angle of 110° or less on the diagonal line on the tip side of the coil. Actuator for recording devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15253089U JPH0391075U (en) | 1989-12-28 | 1989-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15253089U JPH0391075U (en) | 1989-12-28 | 1989-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0391075U true JPH0391075U (en) | 1991-09-17 |
Family
ID=31698786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15253089U Pending JPH0391075U (en) | 1989-12-28 | 1989-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0391075U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6439668A (en) * | 1987-08-06 | 1989-02-09 | Hitachi Ltd | Hard disk device |
-
1989
- 1989-12-28 JP JP15253089U patent/JPH0391075U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6439668A (en) * | 1987-08-06 | 1989-02-09 | Hitachi Ltd | Hard disk device |
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