CN101740039A - 磁头滑块和该磁头滑块的制造方法 - Google Patents
磁头滑块和该磁头滑块的制造方法 Download PDFInfo
- Publication number
- CN101740039A CN101740039A CN200910221276A CN200910221276A CN101740039A CN 101740039 A CN101740039 A CN 101740039A CN 200910221276 A CN200910221276 A CN 200910221276A CN 200910221276 A CN200910221276 A CN 200910221276A CN 101740039 A CN101740039 A CN 101740039A
- Authority
- CN
- China
- Prior art keywords
- head
- groove
- magnetic
- utmost point
- layer
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000000576 coating method Methods 0.000 claims abstract description 37
- 239000011248 coating agent Substances 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims description 33
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 7
- 238000001312 dry etching Methods 0.000 claims description 4
- 230000003362 replicative effect Effects 0.000 claims 4
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 40
- 239000010410 layer Substances 0.000 description 43
- 239000010408 film Substances 0.000 description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 12
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 11
- 230000010076 replication Effects 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 239000011247 coating layer Substances 0.000 description 7
- 238000005530 etching Methods 0.000 description 7
- 230000005415 magnetization Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000000427 thin-film deposition Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/313—Disposition of layers
- G11B5/3133—Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure
- G11B5/3136—Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure for reducing the pole-tip-protrusion at the head transducing surface, e.g. caused by thermal expansion of dissimilar materials
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/60—Fluid-dynamic spacing of heads from record-carriers
- G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/60—Fluid-dynamic spacing of heads from record-carriers
- G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
- G11B5/6011—Control of flying height
- G11B5/6064—Control of flying height using air pressure
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP289311/08 | 2008-11-11 | ||
JP2008289311A JP2010118099A (ja) | 2008-11-11 | 2008-11-11 | 磁気ヘッド・スライダ及び磁気ヘッド・スライダの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101740039A true CN101740039A (zh) | 2010-06-16 |
CN101740039B CN101740039B (zh) | 2011-12-07 |
Family
ID=42164998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009102212761A Active CN101740039B (zh) | 2008-11-11 | 2009-11-11 | 磁头滑块和该磁头滑块的制造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8254061B2 (zh) |
JP (1) | JP2010118099A (zh) |
CN (1) | CN101740039B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109389995A (zh) * | 2017-08-10 | 2019-02-26 | 株式会社东芝 | 磁盘装置以及记录头的控制方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5235637B2 (ja) * | 2008-12-10 | 2013-07-10 | エイチジーエスティーネザーランドビーブイ | 磁気ディスク装置及びその制御方法 |
US8760787B2 (en) * | 2011-12-02 | 2014-06-24 | HGST Netherlands B.V. | Magnetic head having a thermal fly-height control (TFC) structure under a flat lower shield |
US8929016B2 (en) * | 2012-04-26 | 2015-01-06 | Seagate Technology Llc | Heater assembly and method of heating |
US10366715B1 (en) * | 2017-02-22 | 2019-07-30 | Seagate Technology Llc | Slider with heat sink between read transducer and substrate |
US11217273B1 (en) | 2020-12-09 | 2022-01-04 | Seagate Technology Llc | Heat sinking layer between a substrate and encasing layers of a recording head |
US11830530B1 (en) * | 2022-01-11 | 2023-11-28 | Seagate Technology Llc | Skew-independent close-point transducers |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5991113A (en) * | 1997-04-07 | 1999-11-23 | Seagate Technology, Inc. | Slider with temperature responsive transducer positioning |
JPH117608A (ja) * | 1997-04-25 | 1999-01-12 | Fujitsu Ltd | 磁気ヘッド及びその製造方法 |
JP2002237007A (ja) * | 2001-02-14 | 2002-08-23 | Alps Electric Co Ltd | 磁気機能装置および前記磁気機能装置を用いた磁気ヘッド装置 |
JP2003272335A (ja) * | 2002-03-13 | 2003-09-26 | Toshiba Corp | 磁気ディスク装置 |
JP2004079090A (ja) * | 2002-08-20 | 2004-03-11 | Hitachi Ltd | 記録再生分離型磁気ヘッド |
US7042674B1 (en) * | 2004-02-05 | 2006-05-09 | Maxtor Corporation | Disk drive head resetting system using slider heater |
US7102852B2 (en) * | 2004-02-11 | 2006-09-05 | Headway Technologies, Inc. | Yoke structure with a step |
JP4093250B2 (ja) * | 2004-06-04 | 2008-06-04 | Tdk株式会社 | オーバーコート積層体内に発熱体を備えた薄膜磁気ヘッド、該薄膜磁気ヘッドを備えたヘッドジンバルアセンブリ及び該ヘッドジンバルアセンブリを備えた磁気ディスク装置 |
JP2007080409A (ja) * | 2005-09-15 | 2007-03-29 | Hitachi Global Storage Technologies Netherlands Bv | ディスク・ドライブ及びその制御方法 |
JP2007122840A (ja) * | 2005-10-31 | 2007-05-17 | Toshiba Corp | 垂直磁気記録装置 |
US8004786B2 (en) * | 2006-02-17 | 2011-08-23 | Seagate Technology Llc | Transducer-data storage medium spacing adjustment |
US7593183B2 (en) * | 2006-04-25 | 2009-09-22 | Hitachi Global Storage Technologies Netherlands B.V. | Magnetic write head design for reducing temperature induced protrusion |
US7505227B2 (en) * | 2006-05-03 | 2009-03-17 | Samsung Electronics Co., Ltd. | Apparatus and method for preventing excessive thermal pole tip protrusion in slider of a hard disk drive |
JP2008102976A (ja) * | 2006-10-17 | 2008-05-01 | Fujitsu Ltd | ヘッドスライダおよび記憶媒体駆動装置 |
JP2008123654A (ja) * | 2006-10-18 | 2008-05-29 | Tdk Corp | 発熱部及び突出調整部を備えた薄膜磁気ヘッド及び該ヘッドの製造方法 |
JP2009032344A (ja) * | 2007-07-27 | 2009-02-12 | Hitachi Global Storage Technologies Netherlands Bv | ディスク・ドライブ装置及びヘッド上の付着物を除去する方法 |
-
2008
- 2008-11-11 JP JP2008289311A patent/JP2010118099A/ja active Pending
-
2009
- 2009-11-10 US US12/616,033 patent/US8254061B2/en not_active Expired - Fee Related
- 2009-11-11 CN CN2009102212761A patent/CN101740039B/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109389995A (zh) * | 2017-08-10 | 2019-02-26 | 株式会社东芝 | 磁盘装置以及记录头的控制方法 |
CN109389995B (zh) * | 2017-08-10 | 2020-01-14 | 株式会社东芝 | 磁盘装置以及记录头的控制方法 |
Also Published As
Publication number | Publication date |
---|---|
CN101740039B (zh) | 2011-12-07 |
JP2010118099A (ja) | 2010-05-27 |
US8254061B2 (en) | 2012-08-28 |
US20100118442A1 (en) | 2010-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: HGST NETHERLANDS BV Free format text: FORMER NAME: HITACHI GLOBAL STORAGE TECH |
|
CP01 | Change in the name or title of a patent holder |
Address after: Amsterdam Patentee after: Hitachi Global Storage Technologies Netherlands B. V. Address before: Amsterdam Patentee before: Hitachi Global Storage Tech |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190125 Address after: American California Patentee after: Western Digital Technologies, Inc. Address before: Amsterdam Patentee before: Hitachi Global Storage Technologies Netherlands B. V. |