JPS63184416U - - Google Patents
Info
- Publication number
- JPS63184416U JPS63184416U JP7579487U JP7579487U JPS63184416U JP S63184416 U JPS63184416 U JP S63184416U JP 7579487 U JP7579487 U JP 7579487U JP 7579487 U JP7579487 U JP 7579487U JP S63184416 U JPS63184416 U JP S63184416U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- dew condensation
- sensor disposed
- condensation sensor
- reproducing apparatus
- 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
- 230000005494 condensation Effects 0.000 claims description 6
- 238000009833 condensation Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案になる回転ヘツド式磁気記録再
生装置の要部のブロツク構成図、第２図ａ〜ｆは
第１図に示す各構成部分の動作を説明するための
タイムチヤート、第３図は第１図に示す構成の一
実施例回路図、第４図は本考案になる回転ヘツド
式磁気記録再生装置内に結露センサが装着された
状態を示す上面図、第５図は磁気テープと回転ド
ラムとの摺接状態を説明するための図である。
１……第１の結露センサ、２……第２の結露セ
ンサ、５……ＯＲ回路、６……制御回路、７……
モータ駆動回路、８……モータ、１１……回転ド
ラム、１４……磁気テープ。
FIG. 1 is a block diagram of the main parts of the rotary head type magnetic recording and reproducing apparatus according to the present invention, FIGS. 2 a to f are time charts for explaining the operation of each component shown in FIG. The figure is a circuit diagram of one embodiment of the configuration shown in Figure 1, Figure 4 is a top view showing a state in which a dew condensation sensor is installed in the rotary head type magnetic recording/reproducing apparatus of the present invention, and Figure 5 is a magnetic tape. FIG. 4 is a diagram for explaining a state of sliding contact between the rotary drum and the rotary drum. 1... First dew condensation sensor, 2... Second condensation sensor, 5... OR circuit, 6... Control circuit, 7...
Motor drive circuit, 8...Motor, 11...Rotating drum, 14...Magnetic tape.
Claims (1)
センサと、回転ドラムの近傍に配設された第２の
結露センサと、前記第１及び前記第２の結露セン
サの検知出力の論理和をとるＯＲ回路と、このＯ
Ｒ回路の出力に応じて前記回転ドラムを回転駆動
するモータの停止あるいは始動を行なう制御回路
とを有することを特徴とする回転ヘツド式磁気記
録再生装置。 A first dew condensation sensor disposed at a position where it easily comes into contact with the outside air, a second dew condensation sensor disposed near the rotating drum, and the logical sum of the detection outputs of the first and second condensation sensors. An OR circuit that takes this O
A rotary head type magnetic recording and reproducing apparatus comprising a control circuit for stopping or starting a motor for rotationally driving the rotary drum in accordance with an output of an R circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7579487U JPS63184416U (en) | 1987-05-20 | 1987-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7579487U JPS63184416U (en) | 1987-05-20 | 1987-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63184416U true JPS63184416U (en) | 1988-11-28 |
Family
ID=30922266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7579487U Pending JPS63184416U (en) | 1987-05-20 | 1987-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63184416U (en) |
-
1987
- 1987-05-20 JP JP7579487U patent/JPS63184416U/ja active Pending
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