KR900005382A - 고정자기 디스크 장치용 헤드 코아 슬라이더의 제조방법 - Google Patents

고정자기 디스크 장치용 헤드 코아 슬라이더의 제조방법 Download PDF

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Publication number
KR900005382A
KR900005382A KR1019890006921A KR890006921A KR900005382A KR 900005382 A KR900005382 A KR 900005382A KR 1019890006921 A KR1019890006921 A KR 1019890006921A KR 890006921 A KR890006921 A KR 890006921A KR 900005382 A KR900005382 A KR 900005382A
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KR
South Korea
Prior art keywords
slider body
ferrite
manufacturing
predetermined
slider
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KR1019890006921A
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English (en)
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KR920003482B1 (ko
Inventor
지히데로 산다이
후미노리 타께야
노부히로 테라다
Original Assignee
코히라 토미히토
닙폰 가이시 가부시끼가이샤
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Publication of KR900005382A publication Critical patent/KR900005382A/ko
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Publication of KR920003482B1 publication Critical patent/KR920003482B1/ko

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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
    • 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
    • G11B5/153—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 with tape-wound cores
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/361—Removing material for deburring or mechanical trimming
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/53—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone involving the removal of at least part of the materials of the treated article, e.g. etching, drying of hardened concrete
    • C04B41/5338—Etching
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/91—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics involving the removal of part of the materials of the treated articles, e.g. etching
    • 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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/1875—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers
    • G11B5/1877—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers including at least one magnetic thin film
    • G11B5/1878—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers including at least one magnetic thin film disposed immediately adjacent to the transducing gap, e.g. "Metal-In-Gap" structure
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49036—Fabricating head structure or component thereof including measuring or testing
    • Y10T29/49041—Fabricating head structure or component thereof including measuring or testing with significant slider/housing shaping or treating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49048—Machining magnetic material [e.g., grinding, etching, polishing]
    • Y10T29/49052—Machining magnetic material [e.g., grinding, etching, polishing] by etching
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Magnetic Heads (AREA)

Abstract

내용 없음.

Description

고정자기 디스크 장치용 헤드 코아 슬라이더의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도-제14도는 본 발명의 하나의 실시에에 관한 공정의 설명도로서,
제2a 및 2b도는 각각 조합되는 2개의 페라이트 블록을 나타내는 사시도.
제6도는 이와같은 블록 조합체에 트랙폭 규제용 홈을 설치한 상태를 나타내는 사시도.
제7도는 공기 베어링부 및 트랙 돌기를 형성하기 위하여, 블록 조합체의 디스크 접동측의 면에 마스크를 시행한 상태를 나타내는 요부 평면도.

Claims (2)

  1. 소정 높이의 서로 평행한 좌우의 공기 베어링부(46, 46)를 디스크 접동면(36)에 구비한 슬라이더 몸체(62)와, 이 슬라이더 몸체(62)에 대하여, 일체적으로 설치된 요오크부(56)를 갖고, 이들 요오크부(56)와 슬라이더 몸체(62)에 자기 헤드를 위한 페자로가 구성됨과 동시에, 슬라이더 몸체(62)와 요오크부(56)의 사이에 소정 간격의 자기 갭(30)이 형성되어 이루어지는 고정 자기 디스크 장치용 헤드 코아 슬라이더를, 상기 슬라이더 몸체(62)를 제공하는 제1페라이트 블록(10)과 상기 요오크부(56)를 제공하는 제2페라이트 블록(12)을 맞대어 제조하는 때에, 상기 제1페라이트 블록(10) 및 제2페라이트 블록(12)이 일체화된 블록 조합체(32)의 디스크 접동측의 면(36)에, 이들 제1 및 제2페라이트 블록(10, 12)에 걸치도록, 적어도 2개의 트랙폭 규제용 홈(38, 38)을, 레이저 유기 에칭에 의하여 평행하게 설치하고, 이들 홈(38) 사이에 소정 폭의 트랙부(40)를 형성시키는 공정과, 상기 블록 조합체(32)의 디스크 접동측의 면(36)에 소정의 마스크(44a, 44b)를 시행하고, 화학 에칭 처리를 함으로써, 상기 공기 베어링부(46) 및 상기 트랙부(40)의 형성 부위를, 같은 높이로 돌출, 형성시키는 공정을 포함하는 것을 특징으로 하는 고정 자기 디스크 장치용 헤드 코아 슬라이더의 제조방법.
  2. 제1항에 있어서, 상기 제1 및 제2페라이트 블록(10, 12)의 최소한도 일방의 최소한도 자기 겔(30)형성부위에, 소정 두께의 금속 자성재가 배치되는 것을 특징으로 하는 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890006921A 1988-09-24 1989-05-24 고정자기 디스크 장치용 헤드 코아 슬라이더의 제조방법 KR920003482B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63239244A JPH0719347B2 (ja) 1988-09-24 1988-09-24 固定磁気ディスク装置用コアスライダの製造法
JP63-239244 1988-09-24

Publications (2)

Publication Number Publication Date
KR900005382A true KR900005382A (ko) 1990-04-14
KR920003482B1 KR920003482B1 (ko) 1992-05-01

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ID=17041882

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KR1019890006921A KR920003482B1 (ko) 1988-09-24 1989-05-24 고정자기 디스크 장치용 헤드 코아 슬라이더의 제조방법

Country Status (7)

Country Link
US (1) US4948460A (ko)
EP (1) EP0361809B1 (ko)
JP (1) JPH0719347B2 (ko)
KR (1) KR920003482B1 (ko)
DE (1) DE68919972T2 (ko)
HK (1) HK54995A (ko)
SG (1) SG59863G (ko)

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Also Published As

Publication number Publication date
JPH0287314A (ja) 1990-03-28
JPH0719347B2 (ja) 1995-03-06
US4948460A (en) 1990-08-14
SG59863G (en) 1995-09-18
EP0361809B1 (en) 1994-12-14
EP0361809A2 (en) 1990-04-04
KR920003482B1 (ko) 1992-05-01
DE68919972T2 (de) 1995-06-22
EP0361809A3 (en) 1992-07-01
HK54995A (en) 1995-04-21
DE68919972D1 (de) 1995-01-26

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