JPS6140702U - VTR with flying erase head - Google Patents
VTR with flying erase headInfo
- Publication number
- JPS6140702U JPS6140702U JP12381984U JP12381984U JPS6140702U JP S6140702 U JPS6140702 U JP S6140702U JP 12381984 U JP12381984 U JP 12381984U JP 12381984 U JP12381984 U JP 12381984U JP S6140702 U JPS6140702 U JP S6140702U
- Authority
- JP
- Japan
- Prior art keywords
- flying erase
- vtr
- head
- erase head
- flying
- 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
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
【図面の簡単な説明】
第１図は本考案を適用したＶＴＲの回転ヘッドの略線図
、第２図はフライングイレーズヘッド駆動回路のブロッ
ク図、第３図はテープ上のトラックパターン図、第４図
は第２図の動作波形図である。
なお図面に用いられた符号において、３，４・・・・・
・モノマルチ、５・・・・・・フリップフロップ、６・
・・・・・スイッチ、８・・・・・・発振器、ＣＨＡ，
′ＣＨＢ・・・・・・回転ビデオヘッド、Ｄ・・・・・
・回転ヘッドドラム、Ｔ・・曲磁気テープ、ＦＥ・・・
・・・フライングイレーズヘッド、である。[Brief Description of the Drawings] Figure 1 is a schematic diagram of a rotary head of a VTR to which the present invention is applied, Figure 2 is a block diagram of a flying erase head drive circuit, Figure 3 is a track pattern diagram on a tape, and Figure 3 is a block diagram of a flying erase head drive circuit. FIG. 4 is an operational waveform diagram of FIG. 2. In addition, in the symbols used in the drawings, 3, 4...
・Mono multi, 5...Flip-flop, 6.
...switch, 8...oscillator, CHA,
'CHB...Rotating video head, D...
・Rotating head drum, T...musical magnetic tape, FE...
...Flying Erase Head.
Claims (1)
レーズヘッドを持つＶＴＲにおいて、上記フライングイ
レーズヘッドが磁気テープに当接した所定の区間を代表
するタイミングパルスを発生するタイミング回路と、こ
のタイミングパルスに基いてフライングイレーズヘッド
に供給する消去信号の発振器を上記所定の区間において
動作状態とする制御回路とを具備するフライングイレー
ズ、ツド付きＶＴＲ０A VTR having a flying erase head on a rotating head drum preceding the rotating head includes a timing circuit that generates a timing pulse representing a predetermined section in which the flying erase head contacts the magnetic tape, and A flying erase VTR0 equipped with a control circuit that keeps an oscillator of an erase signal supplied to the flying erase head in an operating state during the predetermined period.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12381984U JPS6140702U (en) | 1984-08-13 | 1984-08-13 | VTR with flying erase head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12381984U JPS6140702U (en) | 1984-08-13 | 1984-08-13 | VTR with flying erase head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6140702U true JPS6140702U (en) | 1986-03-14 |
Family
ID=30682554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12381984U Pending JPS6140702U (en) | 1984-08-13 | 1984-08-13 | VTR with flying erase head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6140702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03156718A (en) * | 1989-11-15 | 1991-07-04 | Hitachi Ltd | Rotary magnetic head device |
-
1984
- 1984-08-13 JP JP12381984U patent/JPS6140702U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03156718A (en) * | 1989-11-15 | 1991-07-04 | Hitachi Ltd | Rotary magnetic head device |
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