Invention Grant
- Patent Title: Thin film magnetic head, head gimbals assembly, head arm assembly, and magnetic disk unit with improved air bearing surface
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Application No.: US15069104Application Date: 2016-03-14
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Publication No.: US09852751B2Publication Date: 2017-12-26
- Inventor: Katsuki Kurihara , Atsushi Yamaguchi , Yosuke Antoku
- Applicant: TDK CORPORATION
- Applicant Address: JP Tokyo
- Assignee: TDK CORPORATION
- Current Assignee: TDK CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Oliff PLC
- Main IPC: G11B5/31
- IPC: G11B5/31 ; G11B5/39 ; G11B5/48 ; G11B5/60
Abstract:
This thin film magnetic head includes: a magnetic pole including an end surface exposed on an air bearing surface; and a heating element including a first branch and a second branch and configured to heat a vicinity of the magnetic pole. The first branch and the second branch each expand along a stacking surface and are coupled in parallel to each other. The stacking surface intersects the air bearing surface.
Public/Granted literature
- US20170263274A1 THIN FILM MAGNETIC HEAD, HEAD GIMBALS ASSEMBLY, HEAD ARM ASSEMBLY, AND MAGNETIC DISK UNIT Public/Granted day:2017-09-14
Information query
IPC分类:
