Oliff PLC
Magnetic head for perpendicular magnetic recording capable of preventing unwanted erasure
A magnetic head includes a coil, a main pole, a write shield, and a return path section. The coil includes a coil element located on the trailing side of the main pole. The coil element has a front end face facing toward the medium facing surface. The return path section includes a first portion, a second portion, and an intermediate film interposed between the first portion and the second portion. Part of the first portion is interposed between the medium facing surface and the front end face of the coil element. Part of the second portion is interposed between the first portion and the front end face of the coil element.
HEADWAY TECHNOLOGIES, INC.
G G G G G G G G
G11B G11B G11B G11B G11B G11B G11B G11B
inventional inventional inventional inventional inventional inventional inventional inventional
Kenichi Kazuki Shigeki Hiroyuki Yukinori Yoshitaka
Takano Sato Tanemura Ito Ikegawa Sasaki