JPH0421182U - - Google Patents
Info
- Publication number
- JPH0421182U JPH0421182U JP6101490U JP6101490U JPH0421182U JP H0421182 U JPH0421182 U JP H0421182U JP 6101490 U JP6101490 U JP 6101490U JP 6101490 U JP6101490 U JP 6101490U JP H0421182 U JPH0421182 U JP H0421182U
- Authority
- JP
- Japan
- Prior art keywords
- flat
- yoke
- actuator
- magnetic recording
- recording device
- 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
Landscapes
- Moving Of Heads (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Description
第１図、第２図はこの考案による偏平ヨークの
分解斜視説明図である。第３図は従来の磁気記録
装置用アクチユエータの構成を示す正面説明図で
ある。
１，１０，２０……下ヨーク、２，１２，２２
……上ヨーク、２ａ……フランジ部、３，４，７
……磁石、５……可動コイル、６……本体、１１
……切り欠部、１３，２３……凸部、２１……通
し穴。
1 and 2 are exploded perspective views of the flat yoke according to this invention. FIG. 3 is an explanatory front view showing the configuration of a conventional actuator for a magnetic recording device. 1, 10, 20...lower yoke, 2, 12, 22
...Upper yoke, 2a...Flange section, 3, 4, 7
... Magnet, 5 ... Moving coil, 6 ... Main body, 11
...Notch, 13, 23...Protrusion, 21...Through hole.
Claims (1)
からなる偏平ヨークと、該ヨークの各対向面の少
なくとも一方に着設される各々２枚または２極着
磁された１枚の永久磁石と、前記空隙内を移動可
能に支持された偏平型可動コイルとから構成され
た磁気記録装置用アクチユエータにおいて、 前記偏平ヨークを、プレス加工にて両端部に嵌
合用凹部を設けた平板状下ヨークと、両端部を折
り曲げて先端に嵌合用凸部を設けたコ字形上ヨー
クとで構成した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 consisting of a pair of upper and lower yokes facing each other with a gap in between, and two or two polarized magnets attached to at least one of the opposing surfaces of the yokes. In an actuator for a magnetic recording device comprising one permanent magnet and a flat movable coil supported movably within the air gap, the flat yoke is provided with fitting recesses at both ends by press working. 1. An actuator for a magnetic recording device, characterized in that the actuator is comprised of a flat lower yoke, and a U-shaped upper yoke whose both ends are bent and a fitting convex portion is provided at the tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6101490U JPH0421182U (en) | 1990-06-08 | 1990-06-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6101490U JPH0421182U (en) | 1990-06-08 | 1990-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0421182U true JPH0421182U (en) | 1992-02-21 |
Family
ID=31588889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6101490U Pending JPH0421182U (en) | 1990-06-08 | 1990-06-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0421182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09213026A (en) * | 1996-01-31 | 1997-08-15 | Mitsumi Electric Co Ltd | Voice coil motor and magnetic circuit used therefor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6358891B2 (en) * | 1980-02-25 | 1988-11-17 | ||
| JPH0214285B2 (en) * | 1979-02-09 | 1990-04-06 | Osaka Packing |
-
1990
- 1990-06-08 JP JP6101490U patent/JPH0421182U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0214285B2 (en) * | 1979-02-09 | 1990-04-06 | Osaka Packing | |
| JPS6358891B2 (en) * | 1980-02-25 | 1988-11-17 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09213026A (en) * | 1996-01-31 | 1997-08-15 | Mitsumi Electric Co Ltd | Voice coil motor and magnetic circuit used therefor |