JPH03102173U

JPH03102173U -

Info

Publication number: JPH03102173U
Application number: JP937490U
Authority: JP
Priority date: 1990-01-31
Filing date: 1990-01-31
Publication date: 1991-10-24

Description

[Brief explanation of the drawing]

第１図から第１０図は本考案の具体例を示し、
第１図は低浮上の目的を達成できる複合型浮動式
磁気ヘツドの正面図、第２図は第１図の右側面図
、第３図は空気流れ溝の深さｄがレールの幅ｂに
対する比ｄ／ｂと浮上量の関係を示す図表、第４
図は複合型浮動式磁気ヘツドのレールに切り欠き
を刻設した状態を示す正面図、第５〜９図はテー
パ部と平坦部とが連続する稜線部に逃げ溝を刻設
した複合型浮動式磁気ヘツドに関するもので、第
５図はその正面図、第６図は第５図の要部拡大正
面図、第７図は逃げ溝を刻設した複合型浮動式磁
気ヘツドの底面図、第８図および第９図は他の逃
げ溝を刻設した底面図、第１０図はレール浮上面
の長手方向の全長にわたる長手溝を刻設した複合
型浮動式磁気ヘツドの斜視図、第１１〜１４図は
従来の複合型浮動式磁気ヘツドを示し、第１１図
は従来の複合型浮動式磁気ヘツドの斜視図、第１
２図は従来の複合型浮動式磁気ヘツドの正面図、
第１３図は第１２図の右側面図、第１４図は摩耗
粉が付着した状態を従来の複合型浮動式磁気ヘツ
ドの正面図である。 1 to 10 show specific examples of the present invention,
Figure 1 is a front view of a composite floating magnetic head that can achieve the purpose of low flying height, Figure 2 is a right side view of Figure 1, and Figure 3 shows the depth d of the airflow groove relative to the rail width b. Chart showing the relationship between ratio d/b and flying height, 4th
The figure shows a front view of a composite floating type magnetic head with notches carved into the rail, and Figures 5 to 9 show a composite type floating magnetic head with relief grooves carved on the ridge line where the tapered part and flat part are continuous. Fig. 5 is a front view of the type magnetic head, Fig. 6 is an enlarged front view of the main part of Fig. 5, Fig. 7 is a bottom view of a composite floating type magnetic head with relief grooves, and Fig. Figures 8 and 9 are bottom views with other relief grooves carved therein, Figure 10 is a perspective view of a composite floating magnetic head in which longitudinal grooves are carved over the entire length of the rail air bearing surface in the longitudinal direction, and Figures 11- Figure 14 shows a conventional composite floating magnetic head, and Figure 11 is a perspective view of the conventional composite floating magnetic head.
Figure 2 is a front view of a conventional composite floating magnetic head.
FIG. 13 is a right side view of FIG. 12, and FIG. 14 is a front view of the conventional composite type floating magnetic head with abrasion powder attached.

Claims

[Claims for Utility Model Registration] (1) A composite floating magnetic head formed by integrating a non-magnetic material and a magnetic core for magnetic recording and reproducing, with a rail in the direction of air inflow on the surface facing the magnetic recording and reproducing medium. The airflow groove is protruded to form an airflow groove, and the ratio d/b of the depth d of the airflow groove to the width b of the rail is 25/
A composite floating type magnetic head characterized by having a magnetic field of 100 or more. (2) A rail is provided protruding in the direction of air inflow on the surface facing the magnetic recording/reproducing medium of a composite floating magnetic head formed by integrating a non-magnetic material and a magnetic core for performing magnetic recording/reproducing, and the rail air bearing surface A composite floating type magnetic head characterized by having a longitudinal groove carved along the entire length of the head.