JPH0212742U - - Google Patents
Info
- Publication number
- JPH0212742U JPH0212742U JP9207788U JP9207788U JPH0212742U JP H0212742 U JPH0212742 U JP H0212742U JP 9207788 U JP9207788 U JP 9207788U JP 9207788 U JP9207788 U JP 9207788U JP H0212742 U JPH0212742 U JP H0212742U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic tape
- tension
- running speed
- control device
- signal
- 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 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例の磁気テープ記録／
再生装置３０の概略的構成を示す平面図、第２図
は第１図に示される磁気テープ記録／再生装置３
０の要部を示す斜視図、第３図は磁気テープ記録
／再生装置３０に備えられる張力制御装置５８の
具体的構成を示す回路図、第４図は典型的な先行
技術の概略的構成を示す斜視図、第５図は第４図
示の先行技術に類似する他の先行技術の平面図で
ある。
３０……磁気テープ記録／再生装置、３１……
供給リール、３２……磁気テープ、４０……回転
シリンダ、４１……磁気ヘツド、５０……巻取リ
ール、５３……テンシヨンベルト、５６……テン
シヨンアーム、５７……引張ばね、５８……張力
制御装置、６０……電磁プランジヤ、７０……速
度信号検出手段。
Figure 1 shows magnetic tape recording/
FIG. 2 is a plan view showing a schematic configuration of the reproducing device 30, and FIG. 2 is a plan view showing the schematic configuration of the reproducing device 30.
3 is a circuit diagram showing a specific configuration of the tension control device 58 provided in the magnetic tape recording/reproducing device 30, and FIG. 4 is a schematic configuration of a typical prior art. FIG. 5 is a plan view of another prior art similar to the prior art shown in FIG. 30... Magnetic tape recording/playback device, 31...
Supply reel, 32... Magnetic tape, 40... Rotating cylinder, 41... Magnetic head, 50... Take-up reel, 53... Tension belt, 56... Tension arm, 57... Tension spring, 58... ...Tension control device, 60...Electromagnetic plunger, 70...Speed signal detection means.
Claims (1)
行駆動する磁気テープの張力制御装置において、 磁気テープの走行速度を表す信号を導出する走
行速度信号導出手段と、 走行速度信号導出手段の出力に応答し、磁気テ
ープの張力を走行速度に応じて変化させる張力変
化手段とを含むことを特徴とする磁気テープの張
力制御装置。[Scope of Claim for Utility Model Registration] In a tension control device for a magnetic tape in which a video signal is recorded and is driven to run by contacting a magnetic head, a running speed signal deriving means for deriving a signal representing the running speed of the magnetic tape; 1. A magnetic tape tension control device comprising: tension changing means for changing the tension of the magnetic tape according to the running speed in response to the output of the speed signal deriving means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9207788U JPH0212742U (en) | 1988-07-11 | 1988-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9207788U JPH0212742U (en) | 1988-07-11 | 1988-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0212742U true JPH0212742U (en) | 1990-01-26 |
Family
ID=31316535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9207788U Pending JPH0212742U (en) | 1988-07-11 | 1988-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0212742U (en) |
-
1988
- 1988-07-11 JP JP9207788U patent/JPH0212742U/ja active Pending
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