JPH0164148U - - Google Patents
Info
- Publication number
- JPH0164148U JPH0164148U JP1987159443U JP15944387U JPH0164148U JP H0164148 U JPH0164148 U JP H0164148U JP 1987159443 U JP1987159443 U JP 1987159443U JP 15944387 U JP15944387 U JP 15944387U JP H0164148 U JPH0164148 U JP H0164148U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic head
- head device
- track position
- slider member
- position detection
- 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
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims 2
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Description
第１図は本考案の一実施例における磁気ヘツド
装置を一部を分解して示した斜視図、第２図は本
考案の一実施例における磁気ヘツド装置の平面図
、第３図は第２図のＡ―Ａ線断面図、第４図は本
考案の一実施例における磁気ヘツド装置をデイス
ク装置に装着して使用した状態を示す一部を断面
とした側面図、第５図Ａ，Ｂは従来の磁気ヘツド
を示す側面図及び平面図である。
１…Ｒ／Ｗ用コア、２…イレーズ用コア、７…
磁気変換部、８，９…スライダー部材、８ｂ，９
ｂ…スライダー面部、１０…基体、１１…レンズ
、１２…発光ダイオード、１３…発光部（光学的
トラツク位置検出部）、１４…ホトトランジスタ
、１５…受光部（光学的トラツク位置検出部）、
２０…支持シート、２１…デイスク。
FIG. 1 is a partially exploded perspective view of a magnetic head device according to an embodiment of the present invention, FIG. 2 is a plan view of a magnetic head device according to an embodiment of the present invention, and FIG. Figure 4 is a cross-sectional view taken along the line A--A in the figure, Figure 4 is a partially sectional side view showing a magnetic head device according to an embodiment of the present invention being mounted on a disk drive, and Figures 5A and 5B are 1 is a side view and a plan view showing a conventional magnetic head. 1... Core for R/W, 2... Core for erase, 7...
Magnetic converter, 8, 9...Slider member, 8b, 9
b... Slider surface part, 10... Base body, 11... Lens, 12... Light emitting diode, 13... Light emitting part (optical track position detection part), 14... Phototransistor, 15... Light receiving part (optical track position detection part),
20...Support sheet, 21...Disk.
Claims (1)
を保持するスライダー部材と、前記記録媒体に対
するトラツク位置制御を光学的に行なうための光
学的トラツク位置検出部を取付けた基体とを具備
して成ることを特徴とする磁気ヘツド装置。 (2) 前記スライダー部材は、前記光学的トラツ
ク位置検出部の光路を形成する透明なスライダー
面部を有して成ることを特徴とする実用新案登録
請求の範囲第１項記載の磁気ヘツド装置。 (3) 前記スライダー部材と前記基体とは、前記
磁気変換部を構成するコアとほぼ同じ熱膨張係数
を有する材料から形成されて成ることを特徴とす
る実用新案登録請求の範囲第１項記載の磁気ヘツ
ド装置。 (4) 前記スライダー部材は、光学的トラツク位
置検出部を覆つて基体に取付けられて成ることを
特徴とする実用新案登録請求の範囲第１項記載の
磁気ヘツド装置。[Claims for Utility Model Registration] (1) A slider member that holds a magnetic conversion section for signal conversion with a recording medium, and an optical track position detection section for optically controlling the track position with respect to the recording medium. 1. A magnetic head device comprising: a base body to which a magnetic head device is attached; (2) The magnetic head device according to claim 1, wherein the slider member has a transparent slider surface portion that forms an optical path of the optical track position detection section. (3) The slider member and the base body are made of a material having substantially the same coefficient of thermal expansion as the core constituting the magnetic transducer, as set forth in claim 1 of the utility model registration claim. Magnetic head device. (4) The magnetic head device according to claim 1, wherein the slider member is attached to the base body so as to cover the optical track position detection section.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159443U JPH0164148U (en) | 1987-10-19 | 1987-10-19 | |
| US07/259,706 US4987505A (en) | 1987-10-19 | 1988-10-19 | Magnetic head device having photo detector cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159443U JPH0164148U (en) | 1987-10-19 | 1987-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0164148U true JPH0164148U (en) | 1989-04-25 |
Family
ID=31440660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987159443U Pending JPH0164148U (en) | 1987-10-19 | 1987-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0164148U (en) |
-
1987
- 1987-10-19 JP JP1987159443U patent/JPH0164148U/ja active Pending