CA1146269A - Dispositif de positionnement de tete magnetique integre - Google Patents

Dispositif de positionnement de tete magnetique integre

Info

Publication number: CA1146269A
Authority: CA; Canada
Prior art keywords: thin film; air bearing; magnetic head; slider; head slider
Prior art date: 1979-06-22
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

Application number

CA000352817A

Other languages

English (en)

Inventor

Miles H. Cook

Thomas N. Kennedy

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

International Business Machines Corp

Original Assignee

International Business Machines Corp

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.)

1979-06-22

Filing date

1980-05-27

Publication date

1983-05-10

1980-05-27 Application filed by International Business Machines Corp filed Critical International Business Machines Corp

1983-05-10 Application granted granted Critical

1983-05-10 Publication of CA1146269A publication Critical patent/CA1146269A/fr

Status Expired legal-status Critical Current

Links

230000000712 assembly Effects 0.000 claims abstract description 12
238000000429 assembly Methods 0.000 claims abstract description 12
230000002463 transducing effect Effects 0.000 claims abstract description 8
238000004519 manufacturing process Methods 0.000 claims abstract description 6
239000010409 thin film Substances 0.000 claims description 45
239000000758 substrate Substances 0.000 claims description 26
238000000151 deposition Methods 0.000 claims description 10
238000000034 method Methods 0.000 claims description 10
239000000463 material Substances 0.000 claims description 6
238000005520 cutting process Methods 0.000 claims description 3
229910000889 permalloy Inorganic materials 0.000 description 13
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 11
229910052802 copper Inorganic materials 0.000 description 11
239000010949 copper Substances 0.000 description 11
229920002120 photoresistant polymer Polymers 0.000 description 9
230000008021 deposition Effects 0.000 description 7
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
239000010408 film Substances 0.000 description 5
238000007747 plating Methods 0.000 description 5
230000008569 process Effects 0.000 description 5
239000000919 ceramic Substances 0.000 description 4
238000009413 insulation Methods 0.000 description 4
239000004593 Epoxy Substances 0.000 description 3
238000005530 etching Methods 0.000 description 3
238000004544 sputter deposition Methods 0.000 description 3
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
229910052804 chromium Inorganic materials 0.000 description 2
239000011651 chromium Substances 0.000 description 2
239000004020 conductor Substances 0.000 description 2
238000000992 sputter etching Methods 0.000 description 2
238000007738 vacuum evaporation Methods 0.000 description 2
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
229910000147 aluminium phosphate Inorganic materials 0.000 description 1
238000010923 batch production Methods 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
238000010276 construction Methods 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000012212 insulator Substances 0.000 description 1
238000003754 machining Methods 0.000 description 1
238000001465 metallisation Methods 0.000 description 1
230000035699 permeability Effects 0.000 description 1
238000000206 photolithography Methods 0.000 description 1
238000005498 polishing Methods 0.000 description 1
229910000859 α-Fe Inorganic materials 0.000 description 1

Landscapes

Magnetic Heads (AREA)
Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)

CA000352817A 1979-06-22 1980-05-27 Dispositif de positionnement de tete magnetique integre Expired CA1146269A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US5126679A	1979-06-22	1979-06-22
US051,266		1979-06-22

Publications (1)

Publication Number	Publication Date
CA1146269A true CA1146269A (fr)	1983-05-10

Family

ID=21970257

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000352817A Expired CA1146269A (fr)	1979-06-22	1980-05-27	Dispositif de positionnement de tete magnetique integre

Country Status (1)

Country	Link
CA (1)	CA1146269A (fr)

1980
- 1980-05-27 CA CA000352817A patent/CA1146269A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
2000-05-10	MKEX	Expiry