JPH02105280U - - Google Patents
Info
- Publication number
- JPH02105280U JPH02105280U JP1210089U JP1210089U JPH02105280U JP H02105280 U JPH02105280 U JP H02105280U JP 1210089 U JP1210089 U JP 1210089U JP 1210089 U JP1210089 U JP 1210089U JP H02105280 U JPH02105280 U JP H02105280U
- Authority
- JP
- Japan
- Prior art keywords
- head
- disk
- slit
- shutter
- chassis
- 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
- 238000001514 detection method Methods 0.000 claims description 4
Landscapes
- Moving Of Head For Track Selection And Changing (AREA)
Description
図面は本考案の一実施例を示したものであつて
、第１図はヘツド位置検出装置を示した斜視図、
第２図はフロツピーデイスク装置を示した斜視図
、第３図はフロツピーデイスク装置を示した一部
切欠き側面図、第４図は変形例を示した斜視図で
ある。
なお、図面に用いられている符号において、１
……フロツピーデイスク装置、２……シヤーシ、
４……スピンドル、１３……フロツピーデイスク
（デイスク）、１６……ヘツド移動体、１７……
ヘツド、２２……ヘツド位置検出装置、２３……
フオトセンサ、２４……発光素子、２５……受光
素子、２６……スリツト板、２７……スリツト、
２８……シヤツター、Ｔ……００トラツク位置（
所定位置）、Ｐ１……フオトセンサの検出基準位
置、Ｐ２……デイスクセンター、である。
The drawings show one embodiment of the present invention, and FIG. 1 is a perspective view showing a head position detection device;
FIG. 2 is a perspective view of a floppy disk device, FIG. 3 is a partially cutaway side view of the floppy disk device, and FIG. 4 is a perspective view of a modified example. In addition, in the symbols used in the drawings, 1
...Floppy disk device, 2... Chassis,
4... Spindle, 13... Floppy disk (disk), 16... Head moving body, 17...
Head, 22...Head position detection device, 23...
Photo sensor, 24... Light emitting element, 25... Light receiving element, 26... Slit plate, 27... Slit,
28...Shutter, T...00 track position (
(predetermined position), P 1 ...detection reference position of the photo sensor, P 2 ...disk center.
Claims (1)
転駆動されるデイスクと、ヘツド移動体によつて
移動されて上記デイスクを記録、再生するヘツド
とを有するデイスク装置において、 上記デイスクに対する上記ヘツドの所定位置を
検出するフオトセンサを、発光素子と、受光素子
と、検出光を通すスリツトを有するスリツト板と
、上記スリツトを開閉するシヤツターとによつて
構成し、 上記スリツト板を上記シヤーシに設け、上記シ
ヤツターを上記ヘツド移動体に設け、上記発光素
子及び受光素子を上記シヤーシに間接的又は直接
的に取付けたことを特徴とするデイスク装置のヘ
ツド位置検出装置。[Claims for Utility Model Registration] A disk device comprising a disk rotationally driven by a spindle attached to a chassis, and a head that is moved by a head moving body to record and play back the disk. A photo sensor for detecting a predetermined position of the head relative to the head is constituted by a light emitting element, a light receiving element, a slit plate having a slit through which the detection light passes, and a shutter for opening and closing the slit. 1. A head position detecting device for a disk drive, characterized in that the shutter is provided on the head moving body, and the light emitting element and light receiving element are attached indirectly or directly to the chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1210089U JPH02105280U (en) | 1989-02-03 | 1989-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1210089U JPH02105280U (en) | 1989-02-03 | 1989-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02105280U true JPH02105280U (en) | 1990-08-21 |
Family
ID=31221243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1210089U Pending JPH02105280U (en) | 1989-02-03 | 1989-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02105280U (en) |
-
1989
- 1989-02-03 JP JP1210089U patent/JPH02105280U/ja active Pending