JPH051523B2 - - Google Patents

Info

Publication number: JPH051523B2
Authority: JP; Japan
Prior art keywords: magnetic; substrate; magnetic head; thermal expansion; film
Prior art date: 1984-11-05
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 - Lifetime

Application number

JP23262484A

Other languages

English (en)

Japanese (ja)

Other versions

JPS61110310A (ja

Inventor

Takeshi Hirota

Osamu Inoe

Mitsuo Satomi

Toshihiro Mihara

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.)

Panasonic Holdings Corp

Original Assignee

Matsushita Electric Industrial Co Ltd

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.)

1984-11-05

Filing date

1984-11-05

Publication date

1993-01-08

1984-11-05 Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd

1984-11-05 Priority to JP23262484A priority Critical patent/JPS61110310A/ja

1986-05-28 Publication of JPS61110310A publication Critical patent/JPS61110310A/ja

1993-01-08 Publication of JPH051523B2 publication Critical patent/JPH051523B2/ja

Status Granted legal-status Critical Current

Links

239000000758 substrate Substances 0.000 claims description 32
239000010408 film Substances 0.000 claims description 15
239000013078 crystal Substances 0.000 claims description 9
229910000859 α-Fe Inorganic materials 0.000 claims description 8
239000010410 layer Substances 0.000 claims description 7
229910052751 metal Inorganic materials 0.000 claims description 6
239000002184 metal Substances 0.000 claims description 6
238000000034 method Methods 0.000 claims description 6
239000010409 thin film Substances 0.000 claims description 5
229910000808 amorphous metal alloy Inorganic materials 0.000 claims description 3
230000015572 biosynthetic process Effects 0.000 claims description 3
239000002131 composite material Substances 0.000 claims description 3
229910052715 tantalum Inorganic materials 0.000 claims description 3
229910052719 titanium Inorganic materials 0.000 claims description 3
229910052723 transition metal Inorganic materials 0.000 claims description 3
229910052721 tungsten Inorganic materials 0.000 claims description 3
229910052726 zirconium Inorganic materials 0.000 claims description 3
229910052749 magnesium Inorganic materials 0.000 claims description 2
239000002356 single layer Substances 0.000 claims description 2
239000000463 material Substances 0.000 description 13
239000011521 glass Substances 0.000 description 12
230000007613 environmental effect Effects 0.000 description 10
239000000919 ceramic Substances 0.000 description 5
229910052783 alkali metal Inorganic materials 0.000 description 4
150000001340 alkali metals Chemical class 0.000 description 4
230000007423 decrease Effects 0.000 description 4
239000011777 magnesium Substances 0.000 description 4
239000000696 magnetic material Substances 0.000 description 4
239000003153 chemical reaction reagent Substances 0.000 description 3
239000000843 powder Substances 0.000 description 3
238000004804 winding Methods 0.000 description 3
238000002441 X-ray diffraction Methods 0.000 description 2
238000005299 abrasion Methods 0.000 description 2
239000006061 abrasive grain Substances 0.000 description 2
229910052784 alkaline earth metal Inorganic materials 0.000 description 2
150000001342 alkaline earth metals Chemical class 0.000 description 2
239000011162 core material Substances 0.000 description 2
229910003460 diamond Inorganic materials 0.000 description 2
239000010432 diamond Substances 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000008187 granular material Substances 0.000 description 2
CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
239000000395 magnesium oxide Substances 0.000 description 2
AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
238000005259 measurement Methods 0.000 description 2
239000007769 metal material Substances 0.000 description 2
239000005300 metallic glass Substances 0.000 description 2
229910052758 niobium Inorganic materials 0.000 description 2
238000004544 sputter deposition Methods 0.000 description 2
-1 Ca and Ba Chemical class 0.000 description 1
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
229910018605 Ni—Zn Inorganic materials 0.000 description 1
229910004298 SiO 2 Inorganic materials 0.000 description 1
229910010413 TiO 2 Inorganic materials 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
229910045601 alloy Inorganic materials 0.000 description 1
239000000956 alloy Substances 0.000 description 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
229910052788 barium Inorganic materials 0.000 description 1
239000002585 base Substances 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
238000010276 construction Methods 0.000 description 1
RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
230000006378 damage Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000004907 flux Effects 0.000 description 1
239000011656 manganese carbonate Substances 0.000 description 1
229940093474 manganese carbonate Drugs 0.000 description 1
235000006748 manganese carbonate Nutrition 0.000 description 1
229910000016 manganese(II) carbonate Inorganic materials 0.000 description 1
XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
239000011812 mixed powder Substances 0.000 description 1
239000000203 mixture Substances 0.000 description 1
229910000480 nickel oxide Inorganic materials 0.000 description 1
229920000620 organic polymer Polymers 0.000 description 1
GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
229910000889 permalloy Inorganic materials 0.000 description 1
238000007747 plating Methods 0.000 description 1
239000011148 porous material Substances 0.000 description 1
238000000634 powder X-ray diffraction Methods 0.000 description 1
239000002994 raw material Substances 0.000 description 1
229910000702 sendust Inorganic materials 0.000 description 1
238000002076 thermal analysis method Methods 0.000 description 1
229910000314 transition metal oxide Inorganic materials 0.000 description 1
150000003624 transition metals Chemical class 0.000 description 1
238000007740 vapor deposition Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

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
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/255—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for protection against wear
- 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
- G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Magnetic Heads (AREA)

JP23262484A 1984-11-05 1984-11-05 磁気ヘツド Granted JPS61110310A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP23262484A JPS61110310A (ja)	1984-11-05	1984-11-05	磁気ヘツド

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP23262484A JPS61110310A (ja)	1984-11-05	1984-11-05	磁気ヘツド

Publications (2)

Publication Number	Publication Date
JPS61110310A JPS61110310A (ja)	1986-05-28
JPH051523B2 true JPH051523B2 (de)	1993-01-08

Family

ID=16942239

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP23262484A Granted JPS61110310A (ja)	1984-11-05	1984-11-05	磁気ヘツド

Country Status (1)

Country	Link
JP (1)	JPS61110310A (de)

1984
- 1984-11-05 JP JP23262484A patent/JPS61110310A/ja active Granted

Also Published As

Publication number	Publication date
JPS61110310A (ja)	1986-05-28

Publication	Publication Date	Title
US5168407A (en)	1992-12-01	Flying magnetic head
US5034285A (en)	1991-07-23	Magnetic head
JPH051523B2 (de)	1993-01-08
JPS61192006A (ja)	1986-08-26	磁気ヘツド
US6136459A (en)	2000-10-24	Nonmagnetic substrate and magnetic head using the same
JPS61202310A (ja)	1986-09-08	複合型磁気ヘツド
JP2586639B2 (ja)	1997-03-05	磁気ヘッド用基板材料及びそれを用いた磁気ヘッド
JPS58118015A (ja)	1983-07-13	磁気ヘツド
JPS6337819A (ja)	1988-02-18	磁気デイスク装置用浮上型磁気ヘツド
JPS597130B2 (ja)	1984-02-16	薄膜磁気ヘッド用基板の製造方法
JPS62295207A (ja)	1987-12-22	磁気デイスク用浮上型磁気ヘツド
JPH02154307A (ja)	1990-06-13	磁気ヘッド用基板材料及び磁気ヘッド
JPH0580044B2 (de)	1993-11-05
JP3272738B2 (ja)	2002-04-08	軟磁性多層膜
JPH01233713A (ja)	1989-09-19	磁気ヘッド用基板材料
JPH077491B2 (ja)	1995-01-30	浮上型磁気ヘッド
JPH0637320B2 (ja)	1994-05-18	磁気ヘッド用基板材料
JPH05319896A (ja)	1993-12-03	非磁性セラミックス
JPH0555036A (ja)	1993-03-05	軟磁性薄膜およびその製造方法、軟磁性多層膜およびその製造方法ならびに磁気ヘツド
JPH05128424A (ja)	1993-05-25	積層型磁気ヘツドの製造方法
JPS63279410A (ja)	1988-11-16	薄膜磁気ヘッド
JPH08255308A (ja)	1996-10-01	複合磁気ヘッドの製造方法
JPS6192408A (ja)	1986-05-10	磁気ヘツド
JPH03116410A (ja)	1991-05-17	磁気ヘッド用基板材料及びそれを用いた磁気ヘッド
JPS63217515A (ja)	1988-09-09	磁気ヘツド