DE69428997T2 - Magnetkopf mit selbstregulierenden verschleisszonen - Google Patents

Magnetkopf mit selbstregulierenden verschleisszonen

Info

Publication number
DE69428997T2
DE69428997T2 DE69428997T DE69428997T DE69428997T2 DE 69428997 T2 DE69428997 T2 DE 69428997T2 DE 69428997 T DE69428997 T DE 69428997T DE 69428997 T DE69428997 T DE 69428997T DE 69428997 T2 DE69428997 T2 DE 69428997T2
Authority
DE
Germany
Prior art keywords
self
magnetic head
wear zones
regulating
regulating wear
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
DE69428997T
Other languages
English (en)
Other versions
DE69428997D1 (de
Inventor
George Saliba
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.)
Quantum Corp
Original Assignee
Quantum 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 Quantum Corp filed Critical Quantum Corp
Application granted granted Critical
Publication of DE69428997D1 publication Critical patent/DE69428997D1/de
Publication of DE69428997T2 publication Critical patent/DE69428997T2/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
    • 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
    • G11B5/105—Mounting of head within housing or assembling of head and housing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/62—Maintaining desired spacing between record carrier and head
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
DE69428997T 1993-07-19 1994-06-30 Magnetkopf mit selbstregulierenden verschleisszonen Expired - Fee Related DE69428997T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9466193A 1993-07-19 1993-07-19
PCT/US1994/007383 WO1995003606A1 (en) 1993-07-19 1994-06-30 Magnetic head with self-regulating wear regions

Publications (2)

Publication Number Publication Date
DE69428997D1 DE69428997D1 (de) 2001-12-13
DE69428997T2 true DE69428997T2 (de) 2002-04-11

Family

ID=22246432

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69428997T Expired - Fee Related DE69428997T2 (de) 1993-07-19 1994-06-30 Magnetkopf mit selbstregulierenden verschleisszonen

Country Status (5)

Country Link
US (1) US5475553A (de)
EP (1) EP0710392B1 (de)
JP (1) JPH09503606A (de)
DE (1) DE69428997T2 (de)
WO (1) WO1995003606A1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5862014A (en) 1996-01-11 1999-01-19 Quantum Corporation Multi-channel magnetic tape head module including flex circuit
JPH1049820A (ja) * 1996-07-31 1998-02-20 Mitsumi Electric Co Ltd 磁気ヘッド
JP2928168B2 (ja) * 1996-08-28 1999-08-03 ティーディーケイ株式会社 薄膜磁気ヘッド
US5774306A (en) * 1996-11-12 1998-06-30 Seagate Technology, Inc. Multi-channel, high speed, tape head contour
GB2323287B (en) * 1997-03-22 2001-05-23 Atlantech Medical Devices Ltd A locating device
JP3237751B2 (ja) * 1997-04-11 2001-12-10 ティーディーケイ株式会社 磁気ヘッド
US5883770A (en) 1997-07-18 1999-03-16 International Business Machines Corporation Partial width mass produced linear tape recording head
US6288870B1 (en) 1998-01-13 2001-09-11 Quantum Corporation Self-aligned metal film core multi-channel recording head for tape drives
US6577469B2 (en) 2000-06-14 2003-06-10 Quantum Corporation Variable width flat tape head for bi-directional contact recording and method for making the same
US6424496B1 (en) 2000-06-14 2002-07-23 Quantum Corporation Variable width flat tape head for bi-directional contact recording and method for making the same
US6606219B2 (en) 2001-02-28 2003-08-12 Lafe Technology Limited Magnetic tape head including a transducer cluster and a block fixed to a u-shaped frame having a ridge
US6587305B2 (en) 2001-03-28 2003-07-01 Quantum Corporation Tape head with transducer supports having raised, wear-resistant surfaces at edges of softer core
US6739948B2 (en) * 2002-01-15 2004-05-25 International Business Machines Corporation Synchronous tape head polishing device and method
GB0208667D0 (en) 2002-04-16 2002-05-29 Atlantech Medical Devices Ltd A transverse suspension device
US6937435B2 (en) 2003-05-16 2005-08-30 Quantum Corporation Tape head with thin support surface and method of manufacture
US7154691B2 (en) 2003-12-18 2006-12-26 Quantum Corporation Multi-format thinfilm head and associated methods
EP1729649B1 (de) 2004-01-16 2014-06-25 Arthrocare Corporation Knochenentnahmevorrichtung und -verfahren
US7256963B2 (en) 2004-09-16 2007-08-14 Quantum Corporation Magnetic head with adaptive data island and mini-outrigger and methods of manufacture
US7271983B2 (en) 2004-09-16 2007-09-18 Quantum Corporation Magnetic head with mini-outriggers and method of manufacture
US7591850B2 (en) 2005-04-01 2009-09-22 Arthrocare Corporation Surgical methods for anchoring and implanting tissues
US7842042B2 (en) 2005-05-16 2010-11-30 Arthrocare Corporation Convergent tunnel guide apparatus and method
US20070183091A1 (en) * 2006-02-03 2007-08-09 Saliba George A Read/write head having varying wear regions and methods of manufacture
US8542460B2 (en) * 2008-03-12 2013-09-24 International Business Machines Corporation Head for tape drive with transversely varying contour
US8861132B2 (en) 2010-07-06 2014-10-14 International Business Machines Corporation Low friction tape head and system implementing same
US8679733B2 (en) 2011-01-19 2014-03-25 International Business Machines Corporation Patterning process for small devices
US8373944B2 (en) 2011-05-26 2013-02-12 International Business Machines Corporation Low friction tape head and system implementing same
US11615807B1 (en) * 2022-03-30 2023-03-28 Western Digital Technologies, Inc. Flat profile tape recording head having beveled non-functional portions

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300179A (en) * 1979-09-04 1981-11-10 Minnesota Mining And Manufacturing Co. Composite magnetic head with multitrack support structure
JPH0622042B2 (ja) * 1983-11-10 1994-03-23 株式会社日立製作所 磁気ヘツド
US4686596A (en) * 1985-06-27 1987-08-11 Minnesota Mining And Manufacturing Company Recording head core yoke and method of manufacture
JPS62259208A (ja) * 1986-05-06 1987-11-11 Nippon Hoso Kyokai <Nhk> 磁気ヘツド
JPS63231707A (ja) * 1987-03-19 1988-09-27 Hitachi Ltd 磁気ヘツド
DE3889922T2 (de) * 1987-12-28 1994-12-22 Eastman Kodak Co PROFILIERTE KOPFVORRICHTUNG FüR KASSETTENSPIELER.
JPH01189020A (ja) * 1988-01-22 1989-07-28 Hitachi Metals Ltd 浮上型複合磁気ヘッド
US4949208A (en) * 1988-04-13 1990-08-14 Eastman Kodak Company Multihead magnetic head assembly having a single piece faceplate of magnetic ferrite
US5049454A (en) * 1988-07-04 1991-09-17 U.S. Philips Corporation Monocrystalline MnZn-ferroferrite material having a high content of Zn, and a magnetic head manufactured from said material
JPH03141015A (ja) * 1989-10-26 1991-06-17 Mitsubishi Electric Corp 磁気ヘッド
US5055959A (en) * 1990-01-09 1991-10-08 Digital Equipment Corporation Tape head with low spacing loss produced by narrow and wide wear regions
US5124866A (en) * 1990-02-01 1992-06-23 Minnesota Mining And Manufacturing Company Recording head core yoke with full length core support
EP0550890B1 (de) * 1992-01-06 1997-04-09 Tandberg Data A/S Magnetkopf für stabilen Kontaktdruck zwischen Polspitze und Band trotz Kopfverschleiss und Bandspannungveränderung

Also Published As

Publication number Publication date
WO1995003606A1 (en) 1995-02-02
US5475553A (en) 1995-12-12
DE69428997D1 (de) 2001-12-13
JPH09503606A (ja) 1997-04-08
EP0710392B1 (de) 2001-11-07
EP0710392A1 (de) 1996-05-08

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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