JPH0320011U - - Google Patents
Info
- Publication number
- JPH0320011U JPH0320011U JP8033889U JP8033889U JPH0320011U JP H0320011 U JPH0320011 U JP H0320011U JP 8033889 U JP8033889 U JP 8033889U JP 8033889 U JP8033889 U JP 8033889U JP H0320011 U JPH0320011 U JP H0320011U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- layer
- insulating layer
- thin film
- coil
- 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
- 239000010409 thin film Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Magnetic Heads (AREA)
Description
第１図は、この考案の第１の実施例による薄膜
ヘツドの断面図、第２図は第１の実施例による下
部絶縁層の断面構造を示す斜視図、第３図は第１
の実施例による薄膜磁気ヘツドの製造工程図、第
４図および第５図は、各々、第２の実施例による
薄膜磁気ヘツドの下部絶縁層の構造を示す断面図
および下部絶縁層上への溝形成の工程図、第６図
は従来の薄膜磁気ヘツドの構造を示す断面図であ
る。
１……基板、２……下部絶縁層、３……下部磁
性層、３ａ，８ａ……磁極、４……ギヤツプ層、
５……１層目の絶縁層（コイル絶縁層）、６……
コイル層、７……２層目の絶縁層（コイル絶縁層
）。
FIG. 1 is a cross-sectional view of a thin film head according to a first embodiment of the invention, FIG. 2 is a perspective view showing a cross-sectional structure of a lower insulating layer according to the first embodiment, and FIG.
FIGS. 4 and 5, which are manufacturing process diagrams of the thin film magnetic head according to the second embodiment, are a sectional view showing the structure of the lower insulating layer of the thin film magnetic head according to the second embodiment, and a groove on the lower insulating layer, respectively. FIG. 6 is a sectional view showing the structure of a conventional thin film magnetic head. DESCRIPTION OF SYMBOLS 1... Substrate, 2... Lower insulating layer, 3... Lower magnetic layer, 3a, 8a... Magnetic pole, 4... Gap layer,
5...First insulating layer (coil insulating layer), 6...
Coil layer, 7...Second insulating layer (coil insulating layer).
Claims (1)
部絶縁層、下部磁性層、ギヤツプ層、コイル層、
コイル絶縁層、上部磁性層を順次形成してなる薄
膜磁気ヘツドにおいて、 前記下部絶縁層上に、前記下部磁性層の磁極を
通る磁路に対して直角方向に所定の深さの溝を所
定の間隔で形成したことを特徴とする薄膜磁気ヘ
ツド。[Claims for Utility Model Registration] On a substrate made of magnetic or non-magnetic material, a lower insulating layer, a lower magnetic layer, a gap layer, a coil layer,
In a thin film magnetic head formed by sequentially forming a coil insulating layer and an upper magnetic layer, a groove of a predetermined depth is formed on the lower insulating layer in a direction perpendicular to the magnetic path passing through the magnetic pole of the lower magnetic layer. A thin film magnetic head characterized in that it is formed at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8033889U JPH0320011U (en) | 1989-07-07 | 1989-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8033889U JPH0320011U (en) | 1989-07-07 | 1989-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0320011U true JPH0320011U (en) | 1991-02-27 |
Family
ID=31625307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8033889U Pending JPH0320011U (en) | 1989-07-07 | 1989-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0320011U (en) |
-
1989
- 1989-07-07 JP JP8033889U patent/JPH0320011U/ja active Pending