CN1109331C - 具有减少飞行静摩擦的表面间断点的磁盘头部滑动件 - Google Patents
具有减少飞行静摩擦的表面间断点的磁盘头部滑动件 Download PDFInfo
- Publication number
- CN1109331C CN1109331C CN97199608A CN97199608A CN1109331C CN 1109331 C CN1109331 C CN 1109331C CN 97199608 A CN97199608 A CN 97199608A CN 97199608 A CN97199608 A CN 97199608A CN 1109331 C CN1109331 C CN 1109331C
- Authority
- CN
- China
- Prior art keywords
- sliding part
- lubricating oil
- tracks
- edge
- track
- 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.)
- Expired - Fee Related
Links
- 239000012530 fluid Substances 0.000 claims abstract description 5
- 239000010687 lubricating oil Substances 0.000 claims description 71
- 230000002262 irrigation Effects 0.000 claims description 42
- 238000003973 irrigation Methods 0.000 claims description 42
- 230000000740 bleeding effect Effects 0.000 claims description 34
- 230000000630 rising effect Effects 0.000 claims description 29
- 238000007665 sagging Methods 0.000 claims description 8
- 230000008093 supporting effect Effects 0.000 claims description 7
- 238000013500 data storage Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 238000005461 lubrication Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 11
- 230000003068 static effect Effects 0.000 description 6
- 230000036316 preload Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000005055 memory storage Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000000992 sputter etching Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 238000011144 upstream manufacturing 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
- G11B5/48—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
-
- 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
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
- G11B21/20—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier
- G11B21/21—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier with provision for maintaining desired spacing of head from record carrier, e.g. fluid-dynamic spacing, slider
-
- 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
- G11B5/6082—Design of the air bearing surface
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/50—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
- G11B23/505—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of disk carriers
- G11B23/507—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of disk carriers combined with means for reducing influence of physical parameters, e.g. temperature change, moisture
-
- 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
- G11B5/41—Cleaning of heads
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
Description
Claims (25)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3068796P | 1996-11-13 | 1996-11-13 | |
US60/030,687 | 1996-11-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1237260A CN1237260A (zh) | 1999-12-01 |
CN1109331C true CN1109331C (zh) | 2003-05-21 |
Family
ID=21855485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97199608A Expired - Fee Related CN1109331C (zh) | 1996-11-13 | 1997-01-13 | 具有减少飞行静摩擦的表面间断点的磁盘头部滑动件 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6055127A (zh) |
JP (1) | JP4097706B2 (zh) |
KR (1) | KR20000053222A (zh) |
CN (1) | CN1109331C (zh) |
DE (1) | DE19782103T1 (zh) |
GB (1) | GB2333641B (zh) |
HK (1) | HK1021438A1 (zh) |
WO (1) | WO1998021716A1 (zh) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6603639B1 (en) * | 1998-07-21 | 2003-08-05 | Seagate Technology Llc | Slider for disc storage system |
US6765758B1 (en) * | 1998-11-03 | 2004-07-20 | Sae Magnetics (H.K.) Ltd. | Subambient pressure slider including secondary structures in the subambient area |
US6498701B1 (en) | 2000-03-24 | 2002-12-24 | Seagate Technology Llp | Method of channeling accumulated disc lube off of recording head sliders |
US7227723B2 (en) * | 2000-06-20 | 2007-06-05 | Seagate Technology Llc | Reduced lubricant accumulating slider |
US6934122B2 (en) * | 2000-07-28 | 2005-08-23 | Seagate Technology Llc | Disc head slider with sub-ambient pressure cavity bottom surfaces of differing depths |
US6744601B2 (en) * | 2000-10-04 | 2004-06-01 | Seagate Technology Llc | Slider having leading surface for contaminant deflection |
KR100400761B1 (ko) * | 2001-02-26 | 2003-10-08 | 엘지전자 주식회사 | 부상형 슬라이더 헤드 및 그 제조방법 |
US7054108B2 (en) * | 2001-10-10 | 2006-05-30 | Seagate Technology Llc | Slider for a data storage device having improved stiction control with reduced interference with air bearing pressurization |
US7333297B2 (en) * | 2004-03-26 | 2008-02-19 | Samsung Electronics Co., Ltd. | Method and apparatus supporting a slider having multiple deflection rails in a negative pressure pocket for a hard disk drive |
US7450343B2 (en) * | 2005-04-28 | 2008-11-11 | Hitachi Global Storage Technologies Netherlands B.V. | Device, apparatus and method for removing particulate contamination from the trailing edge of a hard disk drive air bearing |
US20070297080A1 (en) * | 2006-06-23 | 2007-12-27 | Lee Sungchang | Apparatus and method for bending a slider to create rounded corners on its trailing edge in a hard disk drive |
US7719795B2 (en) * | 2006-11-15 | 2010-05-18 | Western Digital (Fremont), Llc | Head having a transducer heater and an air bearing surface with a flow-diversion dam and pressure-relief trough disposed upstream of the transducer |
US7616405B2 (en) * | 2006-11-15 | 2009-11-10 | Western Digital (Fremont), Llc | Slider with an air bearing surface having a inter-cavity dam with OD and ID dam surfaces of different heights |
US7872833B2 (en) * | 2007-04-17 | 2011-01-18 | Western Digital (Fremont) , LLC | Head with a transducer overcoat having a trailing air flow dam that is shallowly recessed from an air bearing surface |
US7855854B2 (en) * | 2007-04-17 | 2010-12-21 | Western Digital (Fremont), Llc | Head with an air bearing surface having a shallow recessed trailing air flow dam |
JP4247290B1 (ja) * | 2007-11-30 | 2009-04-02 | 株式会社東芝 | ヘッド、ヘッドサスペンションアッセンブリ、およびこれを備えたディスク装置 |
US7916426B2 (en) * | 2007-11-30 | 2011-03-29 | Western Digital (Fremont), Llc | Head with an air bearing surface having left and right leading pressurizing steps, each with short and long regions |
US8089729B2 (en) * | 2008-10-14 | 2012-01-03 | Hitachi Global Storage Technologies Netherlands B.V. | Slider with an air bearing surface and related topography |
US8169744B2 (en) * | 2008-11-26 | 2012-05-01 | Hitachi Global Storage Technologies, Netherlands B.V. | Slider having a lubricant-accumulation barrier |
US8174794B2 (en) * | 2008-11-26 | 2012-05-08 | Hitachi Global Storage Technologies, Netherlands B.V. | Slider having a lubricant-accumulation barrier including a plurality of lubricant-accumulation-barrier portions |
US8203805B2 (en) * | 2009-03-05 | 2012-06-19 | Hitachi Global Storage Technologies Netherlands B.V. | ABS with lubricant control trenches for hard disk drives |
US8810967B2 (en) * | 2012-07-19 | 2014-08-19 | Seagate Technology Llc | Devices and methods for reducing lubricant accumulation on sliders |
US9552836B2 (en) * | 2013-12-23 | 2017-01-24 | Seagate Technology Llc | Slider including one or more fluid pathways, and related apparatuses and methods |
US9449630B2 (en) | 2014-06-02 | 2016-09-20 | Seagate Technology Llc | Sliders having at least two regions on the trailing edge surface |
US9165579B1 (en) | 2014-09-26 | 2015-10-20 | Western Digital (Fremont), Llc | Air bearing area configuration for reducing flying height hump across a stroke |
JP2019145190A (ja) * | 2018-02-22 | 2019-08-29 | 株式会社東芝 | ヘッドジンバルアッセンブリおよびこれを備える磁気ディスク装置 |
JP2019145195A (ja) * | 2018-02-23 | 2019-08-29 | 株式会社東芝 | ヘッドジンバルアッセンブリおよびこれを備える磁気ディスク装置 |
US10249334B1 (en) | 2018-02-28 | 2019-04-02 | Western Digital Technologies, Inc. | Slider air-bearing surface designs with side particle-trapping structures |
US10354685B1 (en) * | 2018-02-28 | 2019-07-16 | Western Digital Technologies, Inc. | Slider air-bearing surface designs with segmented particle-trapping structures |
US10811046B2 (en) * | 2018-07-12 | 2020-10-20 | Sae Magnetics (H.K.) Ltd. | Air-bearing surface (ABS) design to reduce particle scratch risk |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5888872A (ja) * | 1981-11-20 | 1983-05-27 | Nec Corp | 負圧利用浮動ヘツドスライダ |
US4894740A (en) * | 1988-09-28 | 1990-01-16 | International Business Machines Corporation | Magnetic head air bearing slider |
US5062017A (en) * | 1990-05-25 | 1991-10-29 | Seagate Technology, Inc. | Hour-glass disk head slider |
US5386400A (en) * | 1990-01-19 | 1995-01-31 | Sharp Kabushiki Kaisha | Magneto-optical head device having a lubricated member |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2409571A1 (fr) * | 1977-11-18 | 1979-06-15 | Cii Honeywell Bull | Plate-forme comportant au moins un transducteur magnetique de lecture/ecriture d'un support d'information |
JPS5823359A (ja) * | 1981-07-31 | 1983-02-12 | Toshiba Corp | 磁気ヘツド用スライダ |
JPS5960760A (ja) * | 1982-09-30 | 1984-04-06 | Toshiba Corp | 浮動ヘツドスライダ |
US4636894A (en) * | 1984-03-12 | 1987-01-13 | Censtor Corp. | Recording head slider assembly |
JPS61148685A (ja) * | 1984-12-21 | 1986-07-07 | Fujitsu Ltd | 負圧利用浮動ヘツドスライダ |
JPS61160885A (ja) * | 1985-01-09 | 1986-07-21 | Matsushita Electric Ind Co Ltd | 動圧型浮上式ヘツド |
JPS61204877A (ja) * | 1985-03-07 | 1986-09-10 | Mitsubishi Electric Corp | 負圧形浮動ヘツドスライダの加工方法 |
US4673996B1 (en) * | 1985-04-29 | 1997-02-04 | James W White | Magnetic head air bearing slider assembly utilizing transverse pressurization contours |
JPS63231775A (ja) * | 1987-03-20 | 1988-09-27 | Hitachi Ltd | 浮動ヘツドスライダ |
EP0308527B1 (en) * | 1987-09-22 | 1992-06-03 | Ibm Deutschland Gmbh | Air bearing slider rail design and mechanical method for producing it |
JPH01116957A (ja) * | 1987-10-29 | 1989-05-09 | Sony Corp | 浮上スライダー付ヘッド |
JPH01227215A (ja) * | 1988-03-05 | 1989-09-11 | Hitachi Maxell Ltd | 磁気ヘッド |
JP2664447B2 (ja) * | 1988-12-16 | 1997-10-15 | 株式会社日立製作所 | 回転円板型記憶装置 |
US5200868A (en) * | 1990-05-25 | 1993-04-06 | Seagate Technology, Inc. | Negative pressure air bearing slider having an air bearing surface trailing a negative pressure cavity |
US5388017A (en) * | 1993-01-29 | 1995-02-07 | International Business Machines Corporation | Disk file with air-bearing slider having skids |
US5515219A (en) * | 1993-09-08 | 1996-05-07 | Seagate Technology, Inc. | Simplified self-loading head slider |
-
1997
- 1997-01-13 JP JP52250898A patent/JP4097706B2/ja not_active Expired - Fee Related
- 1997-01-13 US US08/809,631 patent/US6055127A/en not_active Expired - Lifetime
- 1997-01-13 WO PCT/US1997/000346 patent/WO1998021716A1/en active IP Right Grant
- 1997-01-13 KR KR1019990704191A patent/KR20000053222A/ko active IP Right Grant
- 1997-01-13 DE DE19782103T patent/DE19782103T1/de not_active Withdrawn
- 1997-01-13 GB GB9908667A patent/GB2333641B/en not_active Expired - Fee Related
- 1997-01-13 CN CN97199608A patent/CN1109331C/zh not_active Expired - Fee Related
-
2000
- 2000-01-18 HK HK00100298A patent/HK1021438A1/xx not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5888872A (ja) * | 1981-11-20 | 1983-05-27 | Nec Corp | 負圧利用浮動ヘツドスライダ |
US4894740A (en) * | 1988-09-28 | 1990-01-16 | International Business Machines Corporation | Magnetic head air bearing slider |
US5386400A (en) * | 1990-01-19 | 1995-01-31 | Sharp Kabushiki Kaisha | Magneto-optical head device having a lubricated member |
US5062017A (en) * | 1990-05-25 | 1991-10-29 | Seagate Technology, Inc. | Hour-glass disk head slider |
Also Published As
Publication number | Publication date |
---|---|
JP4097706B2 (ja) | 2008-06-11 |
KR20000053222A (ko) | 2000-08-25 |
WO1998021716A1 (en) | 1998-05-22 |
CN1237260A (zh) | 1999-12-01 |
JP2001503903A (ja) | 2001-03-21 |
HK1021438A1 (en) | 2000-06-09 |
GB2333641B (en) | 2000-09-13 |
US6055127A (en) | 2000-04-25 |
DE19782103T1 (de) | 1999-11-11 |
GB2333641A (en) | 1999-07-28 |
GB9908667D0 (en) | 1999-06-09 |
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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 | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Applicant after: Seagate Technology, Inc. Applicant before: Sichater Tehc. Co., Ltd. |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: SEAGATE TECHNOLOGY, INC. TO: SEAGATE TECHNOLOGY LLC |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SEAGATE TECHNOLOGY SCIENCE & TECHNOLOGY CO., LTD. Free format text: FORMER NAME OR ADDRESS: SEAGATE TECHNOLOGY LLC |
|
CP03 | Change of name, title or address |
Address after: American California Patentee after: Seagate Technology LLC Address before: American California Patentee before: Seagate Technology, Inc. |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030521 Termination date: 20140113 |