JPS61187004U - - Google Patents
Info
- Publication number
- JPS61187004U JPS61187004U JP7049685U JP7049685U JPS61187004U JP S61187004 U JPS61187004 U JP S61187004U JP 7049685 U JP7049685 U JP 7049685U JP 7049685 U JP7049685 U JP 7049685U JP S61187004 U JPS61187004 U JP S61187004U
- Authority
- JP
- Japan
- Prior art keywords
- soft magnetic
- perpendicular magnetic
- soft
- film
- block
- 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
- 230000005284 excitation Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
Landscapes
- Magnetic Heads (AREA)
Description
第１図はこの考案にかかる垂直磁気ヘツドの一
実施例を示す斜視図、第２図は該実施例ヘツドが
主磁極励磁型である場合の要部断面構造を示す断
面図、第３図は同ヘツドが補助磁極励磁型である
場合の要部断面構造を示す断面図、第４図は第１
図および第２図に示した実施例ヘツドの組立図、
第５図は主磁極励磁型垂直磁気ヘツドの基本構成
を示す側面図、第６図は補助磁極励磁型垂直磁気
ヘツドの基本構成を示す側面図、第７図はこの考
案の構成原理を示す斜視図、第８図はこの原理構
成による要部断面構造を示す断面図である。
１０……主磁極、１１，２１……励磁コイル、
１２……軟磁性体ブロツク、１３，１５，１６…
…非磁性体ブロツク、１４……軟磁性体コア、２
０……補助磁極。
FIG. 1 is a perspective view showing an embodiment of the perpendicular magnetic head according to the invention, FIG. 2 is a cross-sectional view showing the cross-sectional structure of the main part when the head of this embodiment is of the main pole excitation type, and FIG. Figure 4 is a sectional view showing the cross-sectional structure of the main part when the head is of the auxiliary pole excitation type.
and an assembly diagram of the embodiment head shown in FIG.
Figure 5 is a side view showing the basic configuration of a main pole excitation type perpendicular magnetic head, Figure 6 is a side view showing the basic configuration of an auxiliary pole excitation type perpendicular magnetic head, and Figure 7 is a perspective view showing the principle of construction of this device. 8 are sectional views showing the main part sectional structure based on this principle configuration. 10... Main magnetic pole, 11, 21... Excitation coil,
12... Soft magnetic material block, 13, 15, 16...
...Non-magnetic block, 14...Soft magnetic core, 2
0...Auxiliary magnetic pole.
Claims (1)
磁性膜を主磁極としてこの垂直磁気記録媒体との
間での磁気記録再生を行なう垂直磁気ヘツドにお
いて、 前記主磁極を構成する軟磁性膜の少なくとも一
側面近傍に軟磁性体のブロツクを設けたことを特
徴とする垂直磁気ヘツド。 (2) 前記軟磁性体ブロツクは、前記軟磁性膜の
近傍周囲に該軟磁性膜を取り囲む態様で配される
実用新案登録請求の範囲第(1)項記載の垂直磁気
ヘツド。 (3) 前記軟磁性体ブロツクは、前記軟磁性膜の
膜面から１．５mm以内に配される実用新案登録請
求の範囲第(1)項記載の垂直磁気ヘツド。[Claims for Utility Model Registration] (1) In a perpendicular magnetic head that performs magnetic recording and reproduction with a perpendicular magnetic recording medium using a soft magnetic film arranged perpendicularly to the perpendicular magnetic recording medium as the main pole, A perpendicular magnetic head characterized in that a soft magnetic block is provided near at least one side of a soft magnetic film constituting a main pole. (2) The perpendicular magnetic head according to claim 1, wherein the soft magnetic block is disposed in the vicinity of the soft magnetic film so as to surround the soft magnetic film. (3) The perpendicular magnetic head according to claim 1, wherein the soft magnetic block is disposed within 1.5 mm from the surface of the soft magnetic film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7049685U JPS61187004U (en) | 1985-05-13 | 1985-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7049685U JPS61187004U (en) | 1985-05-13 | 1985-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61187004U true JPS61187004U (en) | 1986-11-21 |
Family
ID=30607119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7049685U Pending JPS61187004U (en) | 1985-05-13 | 1985-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61187004U (en) |
-
1985
- 1985-05-13 JP JP7049685U patent/JPS61187004U/ja active Pending
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