JPH0458804U

JPH0458804U -

Info

Publication number: JPH0458804U
Application number: JP10131190U
Authority: JP
Priority date: 1990-09-27
Filing date: 1990-09-27
Publication date: 1992-05-20

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ａは、この考案の第１実施例を示す磁気
ヘツドコアのテープ摺動面方向から観察した場合
の平面図、第１図ｂは、第１図ａの―・―破線部
における断面図である。第２図ａは、従来の磁気
ヘツドのテープ摺動面方向から観察した場合の平
面図、第２図ｂは、第２図ａの―・―破線部にお
ける断面図である。第３図ａは、この考案の第１
の実施例の断面図のギヤツプ近傍の様子を拡大し
て示した図である。第３図ｂは、従来の磁気ヘツ
ドの断面図のギヤツプ近傍の様子を拡大して示し
た図である。第４図ａは、この考案の第２の実施
例のテープ摺動面方向から観察した場合のテープ
との重なりを示す平面図、第４図ｂは、この考案
の第１の実施例のテープ摺動面方向から観察した
場合のテープとの重なりを示す平面図である。１……磁気ギヤツプ、２……溝、３……摺動面
、Ｃ……磁気コア。 Fig. 1a is a plan view of a magnetic head core showing the first embodiment of this invention as viewed from the tape sliding surface direction, and Fig. 1b is a sectional view taken along the broken line in Fig. 1a. It is. FIG. 2a is a plan view of a conventional magnetic head as viewed from the tape sliding surface direction, and FIG. 2b is a sectional view taken along the dashed line in FIG. 2a. Figure 3a shows the first part of this invention.
FIG. 3 is an enlarged view of the vicinity of the gap in the cross-sectional view of the embodiment. FIG. 3b is an enlarged view of the vicinity of the gap in a sectional view of a conventional magnetic head. Fig. 4a is a plan view showing the overlap with the tape when observed from the tape sliding surface direction of the second embodiment of this invention, and Fig. 4b is a plan view of the tape of the first embodiment of this invention. FIG. 3 is a plan view showing the overlap with the tape when observed from the direction of the sliding surface. 1...Magnetic gap, 2...Groove, 3...Sliding surface, C...Magnetic core.

Claims

【実用新案登録請求の範囲】 (1) 磁気コアを接合して形成した磁気ギヤツプ
の近傍に、磁気ギヤツプ形成面と平行に溝を設け
たことを特徴とする磁気ヘツド。 (2) 前記溝が、磁気コアの磁気テープ摺動面の
幅よりも小幅の磁気テープの重なり範囲内に設定
されている請求項(1)記載の磁気ヘツド。[Claims for Utility Model Registration] (1) A magnetic head characterized in that a groove is provided in the vicinity of a magnetic gap formed by joining magnetic cores, parallel to the magnetic gap forming surface. (2) The magnetic head according to claim (1), wherein the groove is set within an overlapping range of the magnetic tapes that is narrower than the width of the magnetic tape sliding surface of the magnetic core.