发明名称 Magnetic head and magnetic recording and reproducing system
摘要 A magnetic head for vertical magnetic. The magnetic head includes: a recording head including a first main pole and a first return yoke, the first main pole having a first medium facing portion, the first return yoke having a second medium facing portion, and a reproducing head including a second main pole and a second return yoke, the second main pole having a third medium facing portion, the second return yoke having a fourth medium facing portion, first angle theta1 between first and second straight lines being smaller than second angle theta2 between the first straight line and third straight line, the first straight line connecting centers of medium facing surfaces the first medium facing portion and the second medium facing portion, the second straight line connecting opposing corners of medium facing surfaces of the first medium facing portion and the second medium facing portion, and the third straight line connecting centers of medium facing surfaces of the third medium facing portion and the fourth medium facing portion.
申请公布号 US6636390(B2) 申请公布日期 2003.10.21
申请号 US20010801698 申请日期 2001.03.09
申请人 KABUSHIKI KAISHA TOSHIBA 发明人 FUNAYAMA TOMOMI;YOSHIKAWA MASATOSHI;KOIZUMI TAKASHI;HORI AKIO;OSAWA YUICHI
分类号 G11B5/667;G11B5/02;G11B5/127;G11B5/265;G11B5/31;G11B5/39;G11B5/64;G11B5/66;G11B5/73;G11B5/738;(IPC1-7):G11B5/187;G11B5/193;G11B5/133 主分类号 G11B5/667
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