JPH0296608U - - Google Patents
Info
- Publication number
- JPH0296608U JPH0296608U JP563789U JP563789U JPH0296608U JP H0296608 U JPH0296608 U JP H0296608U JP 563789 U JP563789 U JP 563789U JP 563789 U JP563789 U JP 563789U JP H0296608 U JPH0296608 U JP H0296608U
- Authority
- JP
- Japan
- Prior art keywords
- glass layer
- thin film
- operating gap
- protective plate
- film magnetic
- 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
- 239000011521 glass Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Magnetic Heads (AREA)
Description
第１図乃至第５図は本考案に係り、第１図は薄
膜磁気ヘツドの外観を示す斜視図、第２図、第３
図及び第４図は夫々薄膜磁気ヘツドの製造方法を
示す図、第５図は保護板の斜視図である。第６図
及び第７図は従来例に係り、第６図は薄膜磁気ヘ
ツドの外観を示す斜視図、第７図は薄膜磁気ヘツ
ドの断面図である。
１……基板、２……下部磁性コア、３……作動
ギヤツプ、４……上部磁性コア、６……ガラス層
、７……保護板、９，１１……凸部、１２……媒
体摺接面。
1 to 5 relate to the present invention; FIG. 1 is a perspective view showing the external appearance of a thin film magnetic head, and FIGS. 2 and 3 are
4 and 4 are diagrams showing a method of manufacturing a thin film magnetic head, respectively, and FIG. 5 is a perspective view of a protection plate. 6 and 7 relate to a conventional example, with FIG. 6 being a perspective view showing the external appearance of a thin film magnetic head, and FIG. 7 being a sectional view of the thin film magnetic head. DESCRIPTION OF SYMBOLS 1...Substrate, 2...Lower magnetic core, 3...Operation gap, 4...Upper magnetic core, 6...Glass layer, 7...Protective plate, 9, 11...Protrusion, 12...Medium slide tangential surface.
Claims (1)
に作動ギヤツプを有するヘツド素子を形成し、該
ヘツド素子上に保護板をガラス層を介してガラス
融着した薄膜磁気ヘツドにおいて、前記保護板の
前記作動ギヤツプと対向する部分に凸部を設け、
前記ガラス層のうち媒体摺接面での前記作動ギヤ
ツプの上方に位置するガラス層を前記凸部の両側
に位置するガラス層よりも薄くしたことを特徴と
する薄膜磁気ヘツド。 A thin film magnetic head in which a head element having an operating gap is formed between a lower magnetic core and an upper magnetic core on a substrate, and a protective plate is glass-fused onto the head element through a glass layer, wherein the protective plate is a convex portion is provided at a portion facing the operating gap,
A thin film magnetic head characterized in that a glass layer of the glass layer located above the operating gap at the medium sliding surface is made thinner than the glass layer located on both sides of the convex portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP563789U JPH0296608U (en) | 1989-01-20 | 1989-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP563789U JPH0296608U (en) | 1989-01-20 | 1989-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0296608U true JPH0296608U (en) | 1990-08-01 |
Family
ID=31209184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP563789U Pending JPH0296608U (en) | 1989-01-20 | 1989-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0296608U (en) |
-
1989
- 1989-01-20 JP JP563789U patent/JPH0296608U/ja active Pending