HK1021343A1 - Multi-point bending of bars during fabrication of magnetic recording heads - Google Patents

Multi-point bending of bars during fabrication of magnetic recording heads

Info

Publication number
HK1021343A1
HK1021343A1 HK00100188A HK00100188A HK1021343A1 HK 1021343 A1 HK1021343 A1 HK 1021343A1 HK 00100188 A HK00100188 A HK 00100188A HK 00100188 A HK00100188 A HK 00100188A HK 1021343 A1 HK1021343 A1 HK 1021343A1
Authority
HK
Hong Kong
Prior art keywords
bar
actuators
lapping
magnetic recording
recording heads
Prior art date
Application number
HK00100188A
Other languages
English (en)
Inventor
Shanlin X Hao
Original Assignee
Seagate Technology Llc
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 Seagate Technology Llc filed Critical Seagate Technology Llc
Publication of HK1021343A1 publication Critical patent/HK1021343A1/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
    • B24B37/048—Lapping machines or devices; Accessories designed for working plane surfaces of sliders and magnetic heads of hard disc drives or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/27—Work carriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Magnetic Heads (AREA)
HK00100188A 1996-11-04 2000-01-12 Multi-point bending of bars during fabrication of magnetic recording heads HK1021343A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3027796P 1996-11-04 1996-11-04
PCT/US1996/020088 WO1998019828A1 (en) 1996-11-04 1996-12-13 Multi-point bending of bars during fabrication of magnetic recording heads

Publications (1)

Publication Number Publication Date
HK1021343A1 true HK1021343A1 (en) 2000-06-09

Family

ID=21853428

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00100188A HK1021343A1 (en) 1996-11-04 2000-01-12 Multi-point bending of bars during fabrication of magnetic recording heads

Country Status (8)

Country Link
JP (1) JP2001505135A (xx)
KR (1) KR20000053046A (xx)
CN (1) CN1082867C (xx)
DE (1) DE19681769T1 (xx)
GB (1) GB2333056B (xx)
HK (1) HK1021343A1 (xx)
MY (1) MY133759A (xx)
WO (1) WO1998019828A1 (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3638815B2 (ja) 1999-04-21 2005-04-13 富士通株式会社 ロウツール及び該ロウツールを使用したラッピングマシン
JP6963101B2 (ja) * 2017-12-19 2021-11-05 ウェスタン デジタル テクノロジーズ インコーポレーテッド 磁気記録読み取り−書き込みヘッド用の列内ラッピングマウントツール用のアクチュエータ傾斜インターポーザ

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3821815A (en) * 1972-10-11 1974-06-28 Ibm Apparatus for batch fabricating magnetic film heads and method therefor
US4559743A (en) * 1982-09-30 1985-12-24 Magnetic Peripherals, Inc. Method for calibrating a machining sensor
US4457114A (en) * 1982-09-30 1984-07-03 Magnetic Peripherals Inc. Workpiece carrier
US4477968A (en) * 1982-09-30 1984-10-23 Magnetic Peripherals Inc. Method for using a machining sensor
US4517041A (en) * 1982-09-30 1985-05-14 Magnetic Peripherals Inc. Method for attaching a workpiece to a workpiece carrier
US4536992A (en) * 1983-11-04 1985-08-27 Magnetic Peripherals Precision lapping system
US4675986A (en) * 1985-07-29 1987-06-30 International Business Machines Electrical lapping guide for controlling the batch fabrication of thin film magnetic transducers
US4689877A (en) * 1985-08-29 1987-09-01 International Business Machines Corp. Method and apparatus for controlling the throat height of batch fabricated thin film magnetic transducers
US5175938A (en) * 1988-08-31 1993-01-05 Digital Equipment Corporation Electrical guide for tight tolerance machining
US5023991A (en) * 1988-08-31 1991-06-18 Digital Equipment Corporation Electrical guide for tight tolerance machining
US4914868A (en) * 1988-09-28 1990-04-10 International Business Machines Corporation Lapping control system for magnetic transducers
US4912883A (en) * 1989-02-13 1990-04-03 International Business Machines Corporation Lapping control system for magnetic transducers
US5095613A (en) * 1990-06-29 1992-03-17 Digital Equipment Corporation Thin film head slider fabrication process
US5494473A (en) * 1993-07-07 1996-02-27 Quantum Corporation Electrical access for electrical lapping guides
US5525091A (en) * 1994-06-24 1996-06-11 International Business Machines Corporation Multi-adjustable row transfer tool

Also Published As

Publication number Publication date
GB2333056A (en) 1999-07-14
CN1234758A (zh) 1999-11-10
CN1082867C (zh) 2002-04-17
JP2001505135A (ja) 2001-04-17
GB2333056B (en) 2001-09-05
KR20000053046A (ko) 2000-08-25
WO1998019828A1 (en) 1998-05-14
DE19681769T1 (de) 1999-12-16
GB9906723D0 (en) 1999-05-19
MY133759A (en) 2007-11-30

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20051213