Invention Grant
- Patent Title: Main pole layer with at least tow sacrificial layers and a gap layer
- Patent Title (中): 主极层至少具有丝束牺牲层和间隙层
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Application No.: US13796951Application Date: 2013-03-12
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Publication No.: US09214167B2Publication Date: 2015-12-15
- Inventor: Wei Tian , Venkateswara Rao Inturi , Doug Lin , Huaqing Yin , Jiaoming Qiu
- Applicant: Seagate Technology LLC
- Applicant Address: US CA Cupertino
- Assignee: SEAGATE TECHNOLOGY LLC
- Current Assignee: SEAGATE TECHNOLOGY LLC
- Current Assignee Address: US CA Cupertino
- Agency: HolzerIPLaw, PC
- Main IPC: G11B5/187
- IPC: G11B5/187 ; G11B5/23 ; G11B5/127 ; G11B5/31 ; G11B5/235
Abstract:
In accordance with one embodiment, an apparatus may be implemented that comprises a main pole layer of magnetic material, a non-magnetic gap layer of material above the main pole layer, an etched first sacrificial layer of material above the non-magnetic gap layer of material, and a second sacrificial layer of material above the etched first sacrificial layer of material.
Public/Granted literature
- US20140268415A1 GAP BETWEEN MAGNETIC MATERIALS Public/Granted day:2014-09-18
Information query
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