TW364990B - Removable of raised irregularities on a magnetic disk with controlled abrasion by a magnetoresistive head - Google Patents

Removable of raised irregularities on a magnetic disk with controlled abrasion by a magnetoresistive head

Info

Publication number
TW364990B
TW364990B TW087101731A TW87101731A TW364990B TW 364990 B TW364990 B TW 364990B TW 087101731 A TW087101731 A TW 087101731A TW 87101731 A TW87101731 A TW 87101731A TW 364990 B TW364990 B TW 364990B
Authority
TW
Taiwan
Prior art keywords
head
irregularity
removable
magnetic disk
raised irregularities
Prior art date
Application number
TW087101731A
Other languages
English (en)
Inventor
Michael David Blachek
Gordon James Smith
Original Assignee
Hitachi Global Storage Tech Nl
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Global Storage Tech Nl filed Critical Hitachi Global Storage Tech Nl
Application granted granted Critical
Publication of TW364990B publication Critical patent/TW364990B/zh

Links

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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk 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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • 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
    • G11B5/488—Disposition of heads
    • G11B5/4886—Disposition of heads relative to rotating disc
    • 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
    • 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
    • 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
    • G11B5/54—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 into or out of its operative position or across tracks
    • 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
    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers

Landscapes

  • Magnetic Heads (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Digital Magnetic Recording (AREA)
TW087101731A 1997-02-25 1998-02-10 Removable of raised irregularities on a magnetic disk with controlled abrasion by a magnetoresistive head TW364990B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/810,154 US5880899A (en) 1997-02-25 1997-02-25 Removal of raised irregularities on a data storage disk with controlled abrasion by a magnetoresistive head

Publications (1)

Publication Number Publication Date
TW364990B true TW364990B (en) 1999-07-21

Family

ID=25203153

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087101731A TW364990B (en) 1997-02-25 1998-02-10 Removable of raised irregularities on a magnetic disk with controlled abrasion by a magnetoresistive head

Country Status (7)

Country Link
US (1) US5880899A (zh)
EP (1) EP0860812B1 (zh)
JP (1) JP2878257B2 (zh)
KR (1) KR100264485B1 (zh)
DE (1) DE69805462T2 (zh)
MY (1) MY116711A (zh)
TW (1) TW364990B (zh)

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US6775103B2 (en) 2001-04-02 2004-08-10 Hitachi Global Storage Technologies Netherlands B.V. Slider head having thermally controlled distal end and assembly with a rotating disc
US7088532B1 (en) * 2001-04-19 2006-08-08 Maxtor Corporation Head-disk interface preconditioning using write current before servo track write
US20030048566A1 (en) * 2001-09-11 2003-03-13 Seagate Technology Llc Contoured disc drive head surface and method
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US7224548B1 (en) 2002-01-04 2007-05-29 Maxtor Corporation Determining contact write current in disk drive using position error signal variance
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US7230780B2 (en) * 2003-08-29 2007-06-12 Hitachi Global Storage Technologies Netherlands B.V. Method, apparatus and program storage device for providing protrusion feedback for a read/write element
JP4133705B2 (ja) 2003-09-11 2008-08-13 富士通株式会社 磁気抵抗効果型ヘッドの製造方法
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US7375915B1 (en) 2004-04-08 2008-05-20 Seagate Technology Llc Disk drive that varies the power to a slider mover during transitions between drive operations
US7310194B1 (en) 2004-04-08 2007-12-18 Maxtor Corporation System for monitoring and dynamically adjusting head-to-disk spacing in a disk drive
US7362534B1 (en) 2004-04-08 2008-04-22 Maxtor Corporation System for detecting a change in head-to-disk contact status in a disk drive
US7324299B1 (en) 2004-04-08 2008-01-29 Maxtor Corporation Disk drive that positions a head at multiple head-to-disk spacings
US7310195B1 (en) 2004-04-08 2007-12-18 Maxtor Corporation System and method for adjusting head-to-disk spacing in a disk drive
US7509728B1 (en) 2004-04-08 2009-03-31 Maxtor Corporation Method for adjusting head-to-disk spacing in a disk drive
US7724473B1 (en) 2004-04-29 2010-05-25 Seagate Technology Llc Slider with actuator-transducer separation and roll activation
US7403356B1 (en) 2004-04-29 2008-07-22 Seagate Technology Llc Disk drive including slider mover having low thermal coefficient of resistivity
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Also Published As

Publication number Publication date
MY116711A (en) 2004-03-31
JP2878257B2 (ja) 1999-04-05
JPH10241333A (ja) 1998-09-11
EP0860812A2 (en) 1998-08-26
US5880899A (en) 1999-03-09
EP0860812A3 (en) 1999-03-10
DE69805462T2 (de) 2003-01-02
KR19980070024A (ko) 1998-10-26
KR100264485B1 (ko) 2000-09-01
EP0860812B1 (en) 2002-05-22
DE69805462D1 (de) 2002-06-27

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees