KR900000627B1 - 복합형 자기헤드 및 그 제조방법 - Google Patents

복합형 자기헤드 및 그 제조방법 Download PDF

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Publication number
KR900000627B1
KR900000627B1 KR1019850007893A KR850007893A KR900000627B1 KR 900000627 B1 KR900000627 B1 KR 900000627B1 KR 1019850007893 A KR1019850007893 A KR 1019850007893A KR 850007893 A KR850007893 A KR 850007893A KR 900000627 B1 KR900000627 B1 KR 900000627B1
Authority
KR
South Korea
Prior art keywords
recording
magnetic
block
erasing
reproducing
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
Application number
KR1019850007893A
Other languages
English (en)
Korean (ko)
Other versions
KR860007631A (ko
Inventor
아쓰시 이바라끼
데쓰야 이와다
Original Assignee
알프스 덴기 가부시기가이샤
가다오까 가쓰다로오
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
Priority claimed from JP60057746A external-priority patent/JPS61216106A/ja
Priority claimed from JP60060332A external-priority patent/JPS61217919A/ja
Priority claimed from JP60061172A external-priority patent/JPS61220110A/ja
Priority claimed from JP60077928A external-priority patent/JPS61237213A/ja
Application filed by 알프스 덴기 가부시기가이샤, 가다오까 가쓰다로오 filed Critical 알프스 덴기 가부시기가이샤
Publication of KR860007631A publication Critical patent/KR860007631A/ko
Application granted granted Critical
Publication of KR900000627B1 publication Critical patent/KR900000627B1/ko
Expired legal-status Critical Current

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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
    • 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
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
    • G11B5/2651—Manufacture
    • 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

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
KR1019850007893A 1985-03-22 1985-10-25 복합형 자기헤드 및 그 제조방법 Expired KR900000627B1 (ko)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP57746 1985-03-22
JP60057746A JPS61216106A (ja) 1985-03-22 1985-03-22 複合型磁気ヘツドおよびその製造方法
JP60060332A JPS61217919A (ja) 1985-03-25 1985-03-25 複合型磁気ヘツドのバツクバ−接合構造
JP60332 1985-03-25
JP60061172A JPS61220110A (ja) 1985-03-26 1985-03-26 複合型磁気ヘツドの接合構造
JP61172 1985-03-26
JP60077928A JPS61237213A (ja) 1985-04-12 1985-04-12 複合型磁気ヘツド
JP77928 1985-04-12

Publications (2)

Publication Number Publication Date
KR860007631A KR860007631A (ko) 1986-10-15
KR900000627B1 true KR900000627B1 (ko) 1990-02-01

Family

ID=27463552

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850007893A Expired KR900000627B1 (ko) 1985-03-22 1985-10-25 복합형 자기헤드 및 그 제조방법

Country Status (3)

Country Link
KR (1) KR900000627B1 (enrdf_load_stackoverflow)
DE (1) DE3609694A1 (enrdf_load_stackoverflow)
GB (1) GB2173937B (enrdf_load_stackoverflow)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1325239A (en) * 1970-08-28 1973-08-01 Ampex Magnetic head and method of manufacture thereof
GB1376652A (en) * 1972-01-04 1974-12-11 Int Computers Ltd Magnetic transducers and to methods of manufacture thereof
US4110804A (en) * 1977-07-21 1978-08-29 International Business Machines Corporation Read/write and tunnel erase magnetic head assembly
US4611259A (en) * 1983-02-08 1986-09-09 Ampex Corporation Magnetic transducer structure having reduced track width and a method of manufacturing thereof
US4711018A (en) * 1984-01-14 1987-12-08 Ngk Insulators, Ltd. Method of manufacturing a magnetic head core
GB2154359A (en) * 1984-02-17 1985-09-04 Hitachi Metals Ltd Magnetic head

Also Published As

Publication number Publication date
GB8606924D0 (en) 1986-04-23
KR860007631A (ko) 1986-10-15
DE3609694C2 (enrdf_load_stackoverflow) 1991-08-01
GB2173937A (en) 1986-10-22
GB2173937B (en) 1989-06-28
DE3609694A1 (de) 1986-09-25

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