DE69427922D1 - Aufzeichnungskopfherstellungsverfahren für magnetspeichervorrichtungen - Google Patents

Aufzeichnungskopfherstellungsverfahren für magnetspeichervorrichtungen

Info

Publication number
DE69427922D1
DE69427922D1 DE69427922T DE69427922T DE69427922D1 DE 69427922 D1 DE69427922 D1 DE 69427922D1 DE 69427922 T DE69427922 T DE 69427922T DE 69427922 T DE69427922 T DE 69427922T DE 69427922 D1 DE69427922 D1 DE 69427922D1
Authority
DE
Germany
Prior art keywords
storage devices
recording head
magnetic storage
head manufacturing
manufacturing
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
DE69427922T
Other languages
English (en)
Other versions
DE69427922T2 (de
Inventor
John Hoogerwerf
Robert Heinze
M Rottenburg
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.)
Certance LLC
Original Assignee
Seagate Removable Storage Solutions LLC
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 Seagate Removable Storage Solutions LLC filed Critical Seagate Removable Storage Solutions LLC
Publication of DE69427922D1 publication Critical patent/DE69427922D1/de
Application granted granted Critical
Publication of DE69427922T2 publication Critical patent/DE69427922T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/10—Indicating arrangements; Warning arrangements
    • 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
    • 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
    • G11B5/52—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 simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53—Disposition or mounting of heads on rotating support
    • 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
    • Y10T29/49037—Using reference point/surface to facilitate measuring
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Heads (AREA)
DE69427922T 1993-11-12 1994-11-07 Aufzeichnungskopfherstellungsverfahren für magnetspeichervorrichtungen Expired - Fee Related DE69427922T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/151,068 US5523539A (en) 1993-11-12 1993-11-12 Process for manufacturing recording heads for magnetic storage devices
PCT/US1994/012875 WO1995013608A1 (en) 1993-11-12 1994-11-07 Process for manufacturing recording heads for magnetic storage devices

Publications (2)

Publication Number Publication Date
DE69427922D1 true DE69427922D1 (de) 2001-09-13
DE69427922T2 DE69427922T2 (de) 2002-02-21

Family

ID=22537193

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69427922T Expired - Fee Related DE69427922T2 (de) 1993-11-12 1994-11-07 Aufzeichnungskopfherstellungsverfahren für magnetspeichervorrichtungen

Country Status (6)

Country Link
US (1) US5523539A (de)
EP (1) EP0728351B1 (de)
JP (1) JP3112683B2 (de)
DE (1) DE69427922T2 (de)
HK (1) HK1005560A1 (de)
WO (1) WO1995013608A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5689384A (en) * 1994-06-30 1997-11-18 International Business Machines Corporation Timing based servo system for magnetic tape systems
US6088183A (en) 1994-11-10 2000-07-11 Seagate Peripherals, Inc. Arcuate scan read/write assembly
JP3091404B2 (ja) * 1995-11-09 2000-09-25 富士通株式会社 磁気ヘッドの製造方法
DE60006984D1 (de) * 1999-10-05 2004-01-15 Seagate Technology Llc Magnetköpfe mit längenveränderlicher spalte für longitudinale aufzeichnung
US7100265B2 (en) * 2000-11-29 2006-09-05 Athan Corporation Method for aligning a drum assembly used in a video recording device
US6920685B2 (en) * 2001-06-04 2005-07-26 Tdk Corporation Method for fabricating a thin film magnetic head
US7275302B2 (en) * 2003-12-09 2007-10-02 Seagate Technology Llc Method of forming a disc pack

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB654584A (en) * 1949-03-11 1951-06-20 Witold Diamand Apparatus for recording of electric impulses
US2860191A (en) * 1953-10-30 1958-11-11 Soundscriber Corp Turntable for magnetic recorder
US3045814A (en) * 1957-04-06 1962-07-24 Hoshino Yasushi Packaging of a magnetic head assembly
CH367533A (de) * 1958-03-28 1963-02-28 Philips Nv Verfahren zum Aufzeichnen von Hochfrequenzsignalen, insbesondere Fernsehsignalen
US3621153A (en) * 1969-12-22 1971-11-16 Ibm Magnetic read/write head with partial gap and method of making
US4017965A (en) * 1975-06-16 1977-04-19 Burroughs Corporation Method of making a transducer head with narrow core structure
AT351797B (de) * 1976-12-22 1979-08-10 Philips Nv Verfahren zum herstellen einer rotierend antreibbaren magnetkopfanordnung und nach einem solchen verfahren hergestellte magnetkopf- anordnung
DE2715352A1 (de) * 1977-04-06 1978-10-12 Grundig Emv Verfahren zur herstellung einer polschuhplatte fuer einen magnetkopf
US4328410A (en) * 1978-08-24 1982-05-04 Slivinsky Sandra H Laser skiving system
JPS55117726A (en) * 1979-03-05 1980-09-10 Hitachi Ltd Manufacture of magnetic head
JPS5947086A (ja) * 1982-09-10 1984-03-16 Mitsubishi Electric Corp セラミツクスの加工方法
JPS60184484A (ja) * 1984-03-01 1985-09-19 Mitsubishi Electric Corp レ−ザ加工法
US4751779A (en) * 1986-04-02 1988-06-21 Ds Scanner Co., Ltd. Method of producing a core for magnetic head
JPS63304418A (ja) * 1987-06-05 1988-12-12 Hitachi Ltd Ｖｔｒヘッドギャップ位置検出方法
US5095447A (en) * 1988-03-25 1992-03-10 Texas Instruments Incorporated Color overlay of scanned and reference images for display
NL8801553A (nl) * 1988-06-17 1990-01-16 Tno Werkwijze voor het, onder toepassing van een laserbundel, micro-bewerken van het oppervlak van een werkstuk.
US4970600A (en) * 1989-04-04 1990-11-13 Melco Industries, Inc. Laser engraver with X-Y assembly and cut control
MX9303225A (es) * 1992-06-12 1994-05-31 Minnesota Mining & Mfg Aparato para grabar y leer datos sobre una cinta magnetica, en la forma de una secuencia de pistas arqueadas.

Also Published As

Publication number Publication date
HK1005560A1 (en) 1999-01-15
JPH09509001A (ja) 1997-09-09
JP3112683B2 (ja) 2000-11-27
EP0728351B1 (de) 2001-08-08
DE69427922T2 (de) 2002-02-21
EP0728351A1 (de) 1996-08-28
US5523539A (en) 1996-06-04
WO1995013608A1 (en) 1995-05-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee