JPS5992425U

JPS5992425U - magnetic head

Info

Publication number: JPS5992425U
Application number: JP18598182U
Authority: JP
Inventors: 士郎中川
Original assignee: ティーディーケイ株式会社
Priority date: 1982-12-10
Filing date: 1982-12-10
Publication date: 1984-06-22

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来９トンネル消去方式の磁気ヘッドのギャッ
プ面を示す平面図、第２図は従来のストラドル消去方式
の磁気ヘッドのギャップ面を示す平面図、第３図は従来
の消去ギャップが傾斜している方式の磁気ヘッドのギャ
ップ面を示す平面図、第４図は磁気ヘッドとトラックの
関係を示す平面図、第５図は第１図に示す磁気ヘッドの
正面図、第６図は第１図および第５図に示す磁気ヘッド
の斜視図、第７図はこの考案による磁気ヘッドの一実施
例の斜視図、第８図はこの考案の磁気ヘッドの他の実施
例の斜視図である。１２・・・・・・記録／再生ヘッド、１４・・・・・・
記録／再生ギャップ、−１６，１７，２８・・・・・・
消去ヘッド、１８、・１９，２９．３０・・・・・・消
去ギャップ、２０ａ、２０ｂ、２１ａ、２１ｂ、３１ａ
、３１ｂ−・・・・・消去へラドコア、２２，２３．３
２・・・・・・バック系−ル、２４．３３・・・・・・
消去ヘッド用コイノペ２６．３４・・・・・・ボビン、
Ｂ、　Ｂ１・・・・・・トラック。Figure 1 is a plan view showing the gap surface of a magnetic head using the conventional 9-tunnel erase method, Figure 2 is a plan view showing the gap surface of a magnetic head using the conventional straddle erase method, and Figure 3 is a plan view showing the gap surface of a conventional magnetic head using the straddle erase method. 4 is a plan view showing the relationship between the magnetic head and the track, FIG. 5 is a front view of the magnetic head shown in FIG. 1, and FIG. 1 and 5, FIG. 7 is a perspective view of one embodiment of the magnetic head of this invention, and FIG. 8 is a perspective view of another embodiment of the magnetic head of this invention. . 12... Recording/playback head, 14...
Recording/playback gap, -16, 17, 28...
Erase head, 18, 19, 29. 30... Erase gap, 20a, 20b, 21a, 21b, 31a
, 31b-... Radcore to erase, 22, 23.3
2...Back system, 24.33...
Koinope for erasing head 26.34... bobbin,
B, B1...truck.

Claims

[Scope of utility model registration request]

A magnetic head that integrates a recording/reproducing head and an erasing head that forms erasing tracks on both sides of tracks recorded by the recording/reproducing head, characterized in that the bobbin of the coil for the erasing head is made of a conductive material. magnetic head.