Invention Grant
- Patent Title: Magnetic recording head comprising conical main pole tip and method of manufacturing the same
- Patent Title (中): 磁记录头，包括锥形主极尖及其制造方法
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Application No.: US12114845Application Date: 2008-05-05
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Publication No.: US08174789B2Publication Date: 2012-05-08
- Inventor: Kyoung-won Na , Kook-hyun Sunwoo
- Applicant: Kyoung-won Na , Kook-hyun Sunwoo
- Applicant Address: US CA Cupertino
- Assignee: Seagate Technology LLC
- Current Assignee: Seagate Technology LLC
- Current Assignee Address: US CA Cupertino
- Agency: Hall Estill Attoneys at Law
- Priority: KR10-2007-0104474 20071017
- Main IPC: G11B5/127
- IPC: G11B5/127 ; G11B5/31
Abstract:
Provided is a vertical magnetic recording head having a main pole, a return yoke, and a coil, all of which are formed on a substrate, and a method of manufacturing the same. The main pole includes a vertical portion which is vertical to the substrate, a horizontal portion that connects a lower part of the vertical portion to the return yoke, and a main pole tip formed on the vertical portion of the main pole. The main pole tip has a conical shape vertical to the substrate.
Public/Granted literature
- US20090103214A1 MAGNETIC RECORDING HEAD COMPRISING CONICAL MAIN POLE TIP AND METHOD OF MANUFACTURING THE SAME Public/Granted day:2009-04-23
Information query
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