JP2015064923A5 - - Google Patents

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Publication number
JP2015064923A5
JP2015064923A5 JP2014178977A JP2014178977A JP2015064923A5 JP 2015064923 A5 JP2015064923 A5 JP 2015064923A5 JP 2014178977 A JP2014178977 A JP 2014178977A JP 2014178977 A JP2014178977 A JP 2014178977A JP 2015064923 A5 JP2015064923 A5 JP 2015064923A5
Authority
JP
Japan
Prior art keywords
abs
shield
write pole
gap distance
transition
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
JP2014178977A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015064923A (ja
JP6114243B2 (ja
Filing date
Publication date
Priority claimed from US14/036,698 external-priority patent/US9437220B2/en
Application filed filed Critical
Publication of JP2015064923A publication Critical patent/JP2015064923A/ja
Publication of JP2015064923A5 publication Critical patent/JP2015064923A5/ja
Application granted granted Critical
Publication of JP6114243B2 publication Critical patent/JP6114243B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2014178977A 2013-09-25 2014-09-03 Ａｂｓの遠位にある変動するデータライター側面シールドギャップ Active JP6114243B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/036,698 US9437220B2 (en) 2013-09-25 2013-09-25 Varying data writer side shield gap distal the ABS
US14/036,698 2013-09-25

Publications (3)

Publication Number Publication Date
JP2015064923A JP2015064923A (ja) 2015-04-09
JP2015064923A5 true JP2015064923A5 (enExample) 2015-05-21
JP6114243B2 JP6114243B2 (ja) 2017-04-12

Family

ID=52690723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014178977A Active JP6114243B2 (ja) 2013-09-25 2014-09-03 Ａｂｓの遠位にある変動するデータライター側面シールドギャップ

Country Status (4)

Country Link
US (1) US9437220B2 (enExample)
JP (1) JP6114243B2 (enExample)
KR (1) KR20150034088A (enExample)
CN (1) CN104464759A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9224407B2 (en) * 2014-01-13 2015-12-29 Seagate Technology Llc Varying write pole side shield gap
US9721590B2 (en) 2014-01-13 2017-08-01 Seagate Technology Llc Varying write pole side shield gap
US9406317B1 (en) * 2015-08-06 2016-08-02 Headway Technologies, Inc. Perpendicular magnetic recording (PMR) write head with improved shapes of side shield and main pole
US9704510B2 (en) * 2015-09-24 2017-07-11 Seagate Technology Llc Data writer with graded side shields
US9595273B1 (en) 2015-09-30 2017-03-14 Western Digital (Fremont), Llc Shingle magnetic writer having nonconformal shields
US9984707B2 (en) * 2015-11-11 2018-05-29 Seagate Technology Llc Write pole wrap-around shield with gap lamination
US10014021B1 (en) * 2017-05-15 2018-07-03 Headway Technologies, Inc. Perpendicular magnetic recording (PMR) write head with patterned leading shield
US10522178B1 (en) 2018-08-24 2019-12-31 Headway Technologies, Inc. High damping shield with low magnetic moment in perpendicular magnetic recording (PMR) writer
US10832710B1 (en) 2019-09-09 2020-11-10 Western Digital Technologies, Inc. Magnetic recording devices using virtual side shields for improved areal density capability
US11302350B1 (en) * 2021-02-18 2022-04-12 Western Digital Technologies, Inc. Magnetic recording head having a wrap-around shield comprising a laminated film and a magnetic recording device comprising the magnetic recording head

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7295401B2 (en) 2004-10-27 2007-11-13 Hitachi Global Storage Technologies Netherlands B.V. Laminated side shield for perpendicular write head for improved performance
US7573683B1 (en) 2005-07-08 2009-08-11 Maxtor Corporation Write heads with floating side shields and manufacturing methods
US8339735B2 (en) 2007-06-29 2012-12-25 Seagate Technology Llc Magnetic writer for patterned stack with increased write field
US8035930B2 (en) * 2007-10-03 2011-10-11 Headway Technologies, Inc. Perpendicular magnetic recording write head with a side shield
US8031433B2 (en) 2008-09-05 2011-10-04 Headway Technologies, Inc. Method to make an integrated side shield PMR head with non conformal side gap
US8400731B1 (en) 2009-04-19 2013-03-19 Western Digital (Fremont), Llc Write head with variable side shield gaps
JP4599452B1 (ja) 2009-06-12 2010-12-15 株式会社東芝 磁気ヘッド、およびこれを備えたディスク装置
US8339741B2 (en) 2009-06-22 2012-12-25 Seagate Technology Llc Write pole trailing edge partial side shield
JP5738521B2 (ja) * 2009-07-03 2015-06-24 エイチジーエスティーネザーランドビーブイ 垂直磁気記録ヘッド
US8323727B2 (en) * 2009-12-17 2012-12-04 Hitachi Global Storage Technologies Netherlands B.V. Method for manufacturing a perpendicular magnetic write head having a tapered write pole and a stepped wrap around side shield gap
US8264798B1 (en) 2010-06-23 2012-09-11 Western Digital (Fremont), Llc Systems and methods for providing magnetic recording heads adapted for writing shingled tracks
US8345385B2 (en) * 2010-10-29 2013-01-01 Seagate Technology Llc Shield with continuously concave inner sidewall
US8537501B2 (en) * 2011-03-28 2013-09-17 Seagate Technology Llc Write head with modified side shields
US8295008B1 (en) 2011-07-22 2012-10-23 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording having a main pole and a shield
US8570686B2 (en) * 2012-03-13 2013-10-29 HGST Netherlands B.V. Magnetic recording head with non-conformal side shield gap

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