JPS6074240U - Tape position detection device for cassette tape recorder - Google Patents
Tape position detection device for cassette tape recorderInfo
- Publication number
- JPS6074240U JPS6074240U JP16398183U JP16398183U JPS6074240U JP S6074240 U JPS6074240 U JP S6074240U JP 16398183 U JP16398183 U JP 16398183U JP 16398183 U JP16398183 U JP 16398183U JP S6074240 U JPS6074240 U JP S6074240U
- Authority
- JP
- Japan
- Prior art keywords
- light
- tape
- magnetic head
- position detection
- detection 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
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はカセットテープレコーダの要部を示ス略示図、
第２図と第３図は従来のヘッド部の正面図と側面図、第
４図ないし第６図は本考案の実施例を示し、第４図はそ
の具体的構成を示す平面図及び側面図、第５図は第４図
のＡ−Ａ線゛からみた正面図、第６図はその具体的な電
気回路を示す図である。
１・・・・・・カセットハーフ、ＩＡ・・・・・・シー
ルド板、５・・・・・・磁気ヘッド、６Ａ、６Ｂ・・・
・・・発光素子、７Ａ、７Ｂ・・・・・・受光素子、８
・・・・・・差動アンプ、９・・・・・・モータ駆動回
路、１０・・・・・・モータ、１１・・・・・・モータ
調整機構。Figure 1 is a schematic diagram showing the main parts of a cassette tape recorder.
2 and 3 are a front view and a side view of a conventional head section, FIGS. 4 to 6 show an embodiment of the present invention, and FIG. 4 is a plan view and a side view showing its specific structure. , FIG. 5 is a front view taken from line AA in FIG. 4, and FIG. 6 is a diagram showing a specific electric circuit. 1... Cassette half, IA... Shield plate, 5... Magnetic head, 6A, 6B...
...Light emitting element, 7A, 7B... Light receiving element, 8
... Differential amplifier, 9 ... Motor drive circuit, 10 ... Motor, 11 ... Motor adjustment mechanism.
Claims (1)
沿ってそれぞれ配置された磁気ヘッドと、該磁気ヘッド
が挿入されるカセットテープの” 開口内に設けられ該
発光素子からの光を受光素子に反射するシールド板と、
該受光素子の受光する光量差を検出して検出量が等しく
なるように該磁気ヘッドを上下移動する検出駆動装置を
備え、上記磁気ヘッドと磁気テープめ位置関係を常に最
適、になされるようにすることを特徴とするカセットテ
ープレコーダのテープ位置検出装置。A magnetic head has a pair of light-emitting elements and a light-receiving element arranged along the upper and lower surfaces of a magnetic tape, and a magnetic head is provided in an opening of the cassette tape into which the magnetic head is inserted, and the light from the light-emitting element is directed to the light-receiving element. A reflective shield plate,
A detection drive device is provided which detects a difference in the amount of light received by the light receiving element and moves the magnetic head up and down so that the detected amount becomes equal, so that the positional relationship between the magnetic head and the magnetic tape is always optimized. A tape position detection device for a cassette tape recorder, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16398183U JPS6074240U (en) | 1983-10-25 | 1983-10-25 | Tape position detection device for cassette tape recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16398183U JPS6074240U (en) | 1983-10-25 | 1983-10-25 | Tape position detection device for cassette tape recorder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6074240U true JPS6074240U (en) | 1985-05-24 |
Family
ID=30359636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16398183U Pending JPS6074240U (en) | 1983-10-25 | 1983-10-25 | Tape position detection device for cassette tape recorder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6074240U (en) |
-
1983
- 1983-10-25 JP JP16398183U patent/JPS6074240U/en active Pending
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