JPS62187408U - - Google Patents
Info
- Publication number
- JPS62187408U JPS62187408U JP7346586U JP7346586U JPS62187408U JP S62187408 U JPS62187408 U JP S62187408U JP 7346586 U JP7346586 U JP 7346586U JP 7346586 U JP7346586 U JP 7346586U JP S62187408 U JPS62187408 U JP S62187408U
- Authority
- JP
- Japan
- Prior art keywords
- core
- magnetic material
- erasing head
- oxide
- center
- 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 3
- 239000002184 metal Substances 0.000 claims 2
- UCNNJGDEJXIUCC-UHFFFAOYSA-L hydroxy(oxo)iron;iron Chemical compound [Fe].O[Fe]=O.O[Fe]=O UCNNJGDEJXIUCC-UHFFFAOYSA-L 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Magnetic Heads (AREA)
Description
第１図は本考案を適用した消去ヘツドの一実施
例を示す斜視図である。第２図は本考案を適用し
た消去ヘツドのフロントコアの製造方法をその工
程順序に従つて示す概略斜視図であり、第２図Ａ
はセンターコア及びサイドコアの形成工程、第２
図Ｂはセンターマスク及びサイドマスクの形成工
程、第２図Ｃはサイドコアとサイドマスクの接合
工程、第２図Ｄはセンターコアとサイドコアの接
合工程、第２図Ｅは溝加工工程、第２図Ｆはセン
ターマスク充填加工工程をそれぞれ示す。
１…フロントコア、２…センターコア、３…サ
イドコア、４…バツクコア、１１…溝、１２，１
３…非磁性酸化物。
FIG. 1 is a perspective view showing an embodiment of an erasing head to which the present invention is applied. FIG. 2 is a schematic perspective view showing the manufacturing method of the front core of the erasing head according to the process order to which the present invention is applied, and FIG.
is the center core and side core forming process, the second
Figure B shows the center mask and side mask formation process, Figure 2C shows the side core and side mask bonding process, Figure 2D shows the center core and side core bonding process, and Figure 2E shows the groove machining process. F indicates the center mask filling process. 1...Front core, 2...Center core, 3...Side core, 4...Back core, 11...Groove, 12,1
3...Nonmagnetic oxide.
Claims (1)
性材よりなるバツクコアとが接合されてなる消去
ヘツドにおいて、 上記フロントコアは、センターコアとその両側
に配設されるサイドコアとから構成され、 少なくとも上記センターコアの磁気記録媒体摺
動面側に溝部を設け、金属磁性材料の一部を非磁
性酸化物で置換したことを特徴とする消去ヘツド
。[Claims for Utility Model Registration] In an erasing head formed by joining a front core made of a metal magnetic material and a back core made of an oxide magnetic material, the front core comprises a center core and side cores disposed on both sides thereof. An erasing head comprising: a groove portion provided at least on the magnetic recording medium sliding surface side of the center core, and a portion of the metal magnetic material replaced with a non-magnetic oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7346586U JPS62187408U (en) | 1986-05-16 | 1986-05-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7346586U JPS62187408U (en) | 1986-05-16 | 1986-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62187408U true JPS62187408U (en) | 1987-11-28 |
Family
ID=30917819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7346586U Pending JPS62187408U (en) | 1986-05-16 | 1986-05-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62187408U (en) |
-
1986
- 1986-05-16 JP JP7346586U patent/JPS62187408U/ja active Pending