JPS6435501U - - Google Patents
Info
- Publication number
- JPS6435501U JPS6435501U JP12795687U JP12795687U JPS6435501U JP S6435501 U JPS6435501 U JP S6435501U JP 12795687 U JP12795687 U JP 12795687U JP 12795687 U JP12795687 U JP 12795687U JP S6435501 U JPS6435501 U JP S6435501U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- current
- passing
- magnetic
- recording
- 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
- 239000000696 magnetic material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Digital Magnetic Recording (AREA)
Description
第１図は、本考案の第１実施例を示す回路図、
第２図は、本考案の第２実施例を示す回路図、そ
して第３図は、本考案の第３実施例を示す回路図
である。
１：磁気コア、２：磁性体、３，３ａ，３ｂ：
コイル、４：交流電源、５：直流電源。
FIG. 1 is a circuit diagram showing a first embodiment of the present invention;
FIG. 2 is a circuit diagram showing a second embodiment of the present invention, and FIG. 3 is a circuit diagram showing a third embodiment of the present invention. 1: Magnetic core, 2: Magnetic material, 3, 3a, 3b:
Coil, 4: AC power supply, 5: DC power supply.
Claims (1)
び消去を行なう磁気ヘツドであつて、上記磁気コ
アに巻回したコイルと、該コイルに接続する記録
再生用の電流を流す手段及び直流バイアスによる
消去用の電流を流す手段とを、磁気コアを共通に
して備えてなる磁気ヘツド。 (2) 上記消去用の電流を流す手段は、上記磁気
コアに巻回したコイルと、該コイルに接続する直
流電源とからなる請求の範囲第１項の磁気ヘツド
。 (3) 上記記録再生用の電流を流す手段のコイル
と、上記消去用の電流を流す手段のコイルとを離
して上記磁気コアに巻回した請求の範囲第２項の
磁気ヘツド。 (4) 上記記録再生用の電流を流す手段のコイル
と、上記消去用の電流を流す手段のコイルとを、
一方のコイルの上に他方のコイルを重ねて巻回し
た請求の範囲第２項の磁気ヘツド。[Claims for Utility Model Registration] (1) A magnetic head for recording, reproducing, and erasing information on a magnetic material of a magnetic recording medium, comprising a coil wound around the magnetic core and a current for recording and reproducing connected to the coil. 1. A magnetic head comprising means for passing a current and means for passing an erasing current using a DC bias, both of which share a magnetic core. (2) The magnetic head according to claim 1, wherein the means for flowing the erasing current comprises a coil wound around the magnetic core and a DC power supply connected to the coil. (3) The magnetic head according to claim 2, wherein the coil of the means for passing the recording/reproducing current and the coil of the means for passing the erasing current are separated from each other and wound around the magnetic core. (4) The coil of the means for passing the recording/reproducing current and the coil of the means for passing the erasing current,
3. A magnetic head according to claim 2, wherein one coil is wound on top of the other coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12795687U JPS6435501U (en) | 1987-08-22 | 1987-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12795687U JPS6435501U (en) | 1987-08-22 | 1987-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6435501U true JPS6435501U (en) | 1989-03-03 |
Family
ID=31380852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12795687U Pending JPS6435501U (en) | 1987-08-22 | 1987-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6435501U (en) |
-
1987
- 1987-08-22 JP JP12795687U patent/JPS6435501U/ja active Pending
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