JPH0510726B2 - - Google Patents

Info

Publication number
JPH0510726B2
JPH0510726B2 JP59130718A JP13071884A JPH0510726B2 JP H0510726 B2 JPH0510726 B2 JP H0510726B2 JP 59130718 A JP59130718 A JP 59130718A JP 13071884 A JP13071884 A JP 13071884A JP H0510726 B2 JPH0510726 B2 JP H0510726B2
Authority
JP
Japan
Prior art keywords
magnetic
magnetic head
substrate
head
recording
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 - Fee Related
Application number
JP59130718A
Other languages
English (en)
Japanese (ja)
Other versions
JPS619814A (ja
Inventor
Yutaka Hayata
Hideko Imamura
Hiroyuki Uchida
Tetsuo Sekya
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.)
Sony Corp
Original Assignee
Sony 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.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP59130718A priority Critical patent/JPS619814A/ja
Priority to DE8585903055T priority patent/DE3586873T2/de
Priority to PCT/JP1985/000351 priority patent/WO1986000456A1/ja
Priority to EP85903055A priority patent/EP0185774B1/en
Priority to US06/833,396 priority patent/US4713710A/en
Priority to KR1019860700090A priority patent/KR930002397B1/ko
Publication of JPS619814A publication Critical patent/JPS619814A/ja
Publication of JPH0510726B2 publication Critical patent/JPH0510726B2/ja
Granted legal-status Critical Current

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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • 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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • 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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • G11B5/11—Shielding of head against electric or magnetic fields
    • G11B5/115—Shielding devices arranged between heads or windings
    • 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
    • G11B5/1871—Shaping or contouring of the transducing or guiding surface
    • 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP59130718A 1984-06-25 1984-06-25 複合型磁気ヘツド装置 Granted JPS619814A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP59130718A JPS619814A (ja) 1984-06-25 1984-06-25 複合型磁気ヘツド装置
DE8585903055T DE3586873T2 (de) 1984-06-25 1985-06-21 Magnetkopfanordnung.
PCT/JP1985/000351 WO1986000456A1 (en) 1984-06-25 1985-06-21 Composite magnetic head device
EP85903055A EP0185774B1 (en) 1984-06-25 1985-06-21 Composite magnetic head device
US06/833,396 US4713710A (en) 1984-06-25 1985-06-21 Compact multiple magnetic head apparatus
KR1019860700090A KR930002397B1 (ko) 1984-06-25 1985-06-21 복합형 자기헤드 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59130718A JPS619814A (ja) 1984-06-25 1984-06-25 複合型磁気ヘツド装置

Publications (2)

Publication Number Publication Date
JPS619814A JPS619814A (ja) 1986-01-17
JPH0510726B2 true JPH0510726B2 (en]) 1993-02-10

Family

ID=15040963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59130718A Granted JPS619814A (ja) 1984-06-25 1984-06-25 複合型磁気ヘツド装置

Country Status (6)

Country Link
US (1) US4713710A (en])
EP (1) EP0185774B1 (en])
JP (1) JPS619814A (en])
KR (1) KR930002397B1 (en])
DE (1) DE3586873T2 (en])
WO (1) WO1986000456A1 (en])

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61237214A (ja) * 1985-04-13 1986-10-22 Sharp Corp 磁気ヘッドの製造方法
JPS62250681A (ja) * 1986-04-23 1987-10-31 Murata Mfg Co Ltd 磁気ヘツドが一端側に、他端側に支持部材が取付けられた積層バイモルフ
US5159511A (en) * 1987-04-01 1992-10-27 Digital Equipment Corporation Biasing conductor for MR head
NL8701666A (nl) * 1987-07-15 1989-02-01 Philips Nv Magneetkop met een kern met een niet-magnetische spleet.
US5103553A (en) * 1987-07-29 1992-04-14 Digital Equipment Corporation Method of making a magnetic recording head
US4907113A (en) * 1987-07-29 1990-03-06 Digital Equipment Corporation Three-pole magnetic recording head
US5075956A (en) * 1988-03-16 1991-12-31 Digital Equipment Corporation Method of making recording heads with side shields
US5068959A (en) * 1988-07-11 1991-12-03 Digital Equipment Corporation Method of manufacturing a thin film head
JP2718137B2 (ja) * 1989-01-31 1998-02-25 ソニー株式会社 磁気ヘッド
US5065267A (en) * 1990-07-20 1991-11-12 Matsushita Electric Industrial Co., Ltd. Multi-track magnetic head having different height head chips
JPH06168556A (ja) * 1992-08-25 1994-06-14 Internatl Business Mach Corp <Ibm> 変換器及び懸架部の組合せアセンブリ、及びその処理方法並びに該アセンブリを有するデータ処理装置
US6097570A (en) * 1998-09-16 2000-08-01 Storage Technology Corporation Multi-element read/write tape head with low feedthrough
US6765756B1 (en) 1999-03-12 2004-07-20 Western Digital (Fremont), Inc. Ultra-short yoke and ultra-low stack height writer and method of fabrication

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE788510A (fr) * 1971-09-13 1973-01-02 Ibm Transducteur magnetique bidirectionnel
NL8006715A (nl) * 1980-12-11 1982-07-01 Philips Nv Magneetkop en werkwijze voor het vervaardigen van een magneetkop.
JPS6117542Y2 (en]) * 1980-12-26 1986-05-29
JPS5924418A (ja) * 1982-07-29 1984-02-08 Matsushita Electric Ind Co Ltd 薄膜磁気ヘツド
JPS5979417A (ja) * 1982-10-28 1984-05-08 Sony Corp 磁気ヘツド装置

Also Published As

Publication number Publication date
EP0185774B1 (en) 1992-12-02
JPS619814A (ja) 1986-01-17
DE3586873D1 (de) 1993-01-14
EP0185774A1 (en) 1986-07-02
DE3586873T2 (de) 1993-04-01
WO1986000456A1 (en) 1986-01-16
EP0185774A4 (en) 1989-07-25
KR930002397B1 (ko) 1993-03-30
KR860700305A (ko) 1986-08-01
US4713710A (en) 1987-12-15

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees