JP2014175048A5 - - Google Patents

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Publication number
JP2014175048A5
JP2014175048A5 JP2014047620A JP2014047620A JP2014175048A5 JP 2014175048 A5 JP2014175048 A5 JP 2014175048A5 JP 2014047620 A JP2014047620 A JP 2014047620A JP 2014047620 A JP2014047620 A JP 2014047620A JP 2014175048 A5 JP2014175048 A5 JP 2014175048A5
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JP
Japan
Prior art keywords
material layer
magnetic
sacrificial material
sacrificial
gap
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2014047620A
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English (en)
Japanese (ja)
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JP2014175048A (ja
JP6066947B2 (ja
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Publication date
Priority claimed from US13/796,951 external-priority patent/US9214167B2/en
Application filed filed Critical
Publication of JP2014175048A publication Critical patent/JP2014175048A/ja
Publication of JP2014175048A5 publication Critical patent/JP2014175048A5/ja
Application granted granted Critical
Publication of JP6066947B2 publication Critical patent/JP6066947B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2014047620A 2013-03-12 2014-03-11 磁性材料間のギャップ Expired - Fee Related JP6066947B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/796,951 US9214167B2 (en) 2013-03-12 2013-03-12 Main pole layer with at least tow sacrificial layers and a gap layer
US13/796,951 2013-03-12

Publications (3)

Publication Number Publication Date
JP2014175048A JP2014175048A (ja) 2014-09-22
JP2014175048A5 true JP2014175048A5 (enExample) 2015-04-30
JP6066947B2 JP6066947B2 (ja) 2017-01-25

Family

ID=50276974

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014047620A Expired - Fee Related JP6066947B2 (ja) 2013-03-12 2014-03-11 磁性材料間のギャップ

Country Status (5)

Country Link
US (2) US9214167B2 (enExample)
EP (1) EP2779165A3 (enExample)
JP (1) JP6066947B2 (enExample)
KR (1) KR101763198B1 (enExample)
CN (1) CN104050986B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9147407B2 (en) * 2013-03-12 2015-09-29 Seagate Technology Llc Write head having non-magnetic write gap seed layer, and method
US9214167B2 (en) 2013-03-12 2015-12-15 Seagate Technology Llc Main pole layer with at least tow sacrificial layers and a gap layer

Family Cites Families (54)

* Cited by examiner, † Cited by third party
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US5729413A (en) 1995-12-20 1998-03-17 Ampex Corporation Two-gap magnetic read/write head
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JPH11195206A (ja) * 1997-12-26 1999-07-21 Hitachi Metals Ltd 磁気抵抗効果型薄膜磁気ヘッドおよびその製造方法
US6724569B1 (en) 2000-02-16 2004-04-20 Western Digital (Fremont), Inc. Thin film writer with multiplayer write gap
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US6876507B2 (en) 2002-01-18 2005-04-05 International Business Machines Corporation High-saturation thin-film write head for high-coercivity magnetic data storage media
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US20120164486A1 (en) 2010-12-22 2012-06-28 Bonhote Christian Rene Nicr as a seed stack for film growth of a gap layer separating a magnetic main pole or shield
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US8451563B1 (en) * 2011-12-20 2013-05-28 Western Digital (Fremont), Llc Method for providing a side shield for a magnetic recording transducer using an air bridge
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