JP3974694B2 - 一体的な自己シールド性屈曲部／導体構造およびディスクドライブ - Google Patents

一体的な自己シールド性屈曲部／導体構造およびディスクドライブ Download PDF

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Publication number
JP3974694B2
JP3974694B2 JP26976497A JP26976497A JP3974694B2 JP 3974694 B2 JP3974694 B2 JP 3974694B2 JP 26976497 A JP26976497 A JP 26976497A JP 26976497 A JP26976497 A JP 26976497A JP 3974694 B2 JP3974694 B2 JP 3974694B2
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JP
Japan
Prior art keywords
read
write
trace
electrical
head
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
JP26976497A
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English (en)
Japanese (ja)
Other versions
JPH10125022A (ja
JPH10125022A5 (enExample
Inventor
アラン・バラクリシュナン
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
Publication of JPH10125022A publication Critical patent/JPH10125022A/ja
Publication of JPH10125022A5 publication Critical patent/JPH10125022A5/ja
Application granted granted Critical
Publication of JP3974694B2 publication Critical patent/JP3974694B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B5/48—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
    • G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
    • G11B5/4826—Mounting, aligning or attachment of the transducer head relative to the arm assembly, e.g. slider holding members, gimbals, adhesive
    • 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
    • G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
    • G11B5/4853—Constructional details of the electrical connection between head and arm
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • 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
    • G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
    • G11B33/1493—Electro-Magnetic Interference [EMI] or Radio Frequency Interference [RFI] shielding; grounding of static charges
    • 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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • 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
    • G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
    • G11B5/486—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives with provision for mounting or arranging electrical conducting means or circuits on or along the arm assembly
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
    • G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
    • G11B2005/0016—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0007—Circuits or methods for reducing noise, for correction of distortion, or for changing density of recorded information
    • 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
    • G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
    • G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
    • G11B33/122—Arrangements for providing electrical connections, e.g. connectors, cables, switches
    • 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
    • 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
    • G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
    • G11B5/484—Integrated arm assemblies, e.g. formed by material deposition or by etching from single piece of metal or by lamination of materials forming a single arm/suspension/head unit

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
JP26976497A 1996-10-03 1997-10-02 一体的な自己シールド性屈曲部／導体構造およびディスクドライブ Expired - Fee Related JP3974694B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/724,978 US5754369A (en) 1996-10-03 1996-10-03 Head suspension with self-shielding integrated conductor trace array
US08/724978 1996-10-03

Publications (3)

Publication Number Publication Date
JPH10125022A JPH10125022A (ja) 1998-05-15
JPH10125022A5 JPH10125022A5 (enExample) 2005-04-14
JP3974694B2 true JP3974694B2 (ja) 2007-09-12

Family

ID=24912638

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26976497A Expired - Fee Related JP3974694B2 (ja) 1996-10-03 1997-10-02 一体的な自己シールド性屈曲部／導体構造およびディスクドライブ

Country Status (9)

Country Link
US (1) US5754369A (enExample)
EP (1) EP0834868B1 (enExample)
JP (1) JP3974694B2 (enExample)
KR (1) KR19980032511A (enExample)
CN (1) CN1197267A (enExample)
AU (1) AU3931397A (enExample)
CA (1) CA2217240A1 (enExample)
DE (1) DE69727435T2 (enExample)
SG (1) SG53092A1 (enExample)

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US5946163A (en) * 1995-06-07 1999-08-31 Seagate Technology, Inc. Actuator assembly flexible circuit with reduced stiffness
JPH09320224A (ja) * 1996-06-04 1997-12-12 Matsushita Electric Ind Co Ltd 磁気ヘッドユニット、その製造方法並びに磁気記録再生装置
US5883758A (en) * 1996-08-07 1999-03-16 Hutchinson Technology Incorporated Lead structure with stainless steel base for attachment to a suspension
US5796552A (en) 1996-10-03 1998-08-18 Quantum Corporation Suspension with biaxially shielded conductor trace array
US5995328A (en) * 1996-10-03 1999-11-30 Quantum Corporation Multi-layered integrated conductor trace array interconnect structure having optimized electrical parameters
US6118602A (en) * 1997-10-31 2000-09-12 Stmicroelectronics, Inc. Preamplifier for a read/write head
US5956212A (en) * 1997-12-29 1999-09-21 Headway Technologies, Inc. Static attitude adjustment of a trace-suspension assembly
CN1145933C (zh) * 1998-11-13 2004-04-14 Tdk株式会社 写/读头支撑机构以及写/读系统
US6201664B1 (en) * 1998-11-16 2001-03-13 International Business Machines Corporation Polymer bumps for trace and shock protection
US6639749B1 (en) 1999-01-21 2003-10-28 Seagate Technology Llc Supplying power from a spindle motor in a disc drive system
US6424499B1 (en) 1999-03-31 2002-07-23 Quantum Corporation Flexible trace interconnect array for multi-channel tape head
US6487047B1 (en) 1999-06-02 2002-11-26 Maxtor Corporation Trace interconnect array having increased bandwidth by selective etching of traces and dielectric substrate
US6104048A (en) * 1999-06-30 2000-08-15 Iomega Corporation Electrostatic discharge protection for magneto-resistive heads
US6226158B1 (en) 1999-07-30 2001-05-01 International Business Machines Corporation High operating temperature gold leads for a read sensor
US6587805B2 (en) * 2000-02-25 2003-07-01 Seagate Technology Llc Testing a write transducer as a reader
US7059868B1 (en) 2000-03-07 2006-06-13 Western Digital (Fremont), Inc. Connection of trace circuitry in a computer disk drive system
US6487048B1 (en) 2000-07-18 2002-11-26 International Business Machines Corporation Conductive coating of flexible circuits for ils transmission lines
JP2002093093A (ja) * 2000-09-19 2002-03-29 Tdk Corp ヘッドジンバルアセンブリ
US6859347B2 (en) * 2001-01-04 2005-02-22 Hitachi Global Storage Technologies Netherlands, B.V. Magnetic transducer with electrically conductive shield for reducing electromagnetic interference
US6859340B2 (en) 2001-03-09 2005-02-22 Seagate Technology Llc Method and device for retracting an actuator
US7292400B2 (en) * 2001-04-23 2007-11-06 Seagate Technology Llc Device for limiting current in a sensor
US6765736B2 (en) 2001-06-29 2004-07-20 Seagate Technology Llc Write-safe condition verification apparatus and method for the write element in a disc drive
US6940697B2 (en) * 2001-12-05 2005-09-06 Samsung Electronics Co., Ltd. Interconnection scheme for head arms of disk drive actuator
US6839202B2 (en) * 2002-04-26 2005-01-04 International Business Machines Corporation Electromagnetic wave shielded write and read wires on a support for a magnetic media drive
JP2004095026A (ja) * 2002-08-30 2004-03-25 Shinka Jitsugyo Kk 薄膜磁気ヘッド
KR100468765B1 (ko) * 2002-09-16 2005-01-29 삼성전자주식회사 전자기파 차단용 홀 커버를 구비한 하드 디스크 드라이브
US7158350B1 (en) 2002-11-05 2007-01-02 Hutchinson Technology Incorporated Ground interconnects
JP2004192676A (ja) * 2002-12-09 2004-07-08 Hitachi Ltd 磁気ディスク装置およびその磁気記録機能保証方法
US6937435B2 (en) * 2003-05-16 2005-08-30 Quantum Corporation Tape head with thin support surface and method of manufacture
US20040264056A1 (en) * 2003-06-26 2004-12-30 Eunkyu Jang Symmetric interconnect design for a flexure arm of a hard disk drive
TW200516569A (en) * 2003-11-06 2005-05-16 Benq Corp Flexible flat cable and disk drive using the same
US7154691B2 (en) * 2003-12-18 2006-12-26 Quantum Corporation Multi-format thinfilm head and associated methods
US7349184B2 (en) 2004-08-31 2008-03-25 Hitachi Global Storage Technologies System and apparatus for continuous reference plane for wireless suspension
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
US7839604B1 (en) * 2005-02-03 2010-11-23 Seagate Technology Llc Disk drive suspension assembly with integrated trailing edge shock protection for use with micro-actuator type head-gimbal assembly
US7518831B2 (en) * 2005-10-04 2009-04-14 Certance Llc Low impedance flexible circuit for tape head
US20070183091A1 (en) * 2006-02-03 2007-08-09 Saliba George A Read/write head having varying wear regions and methods of manufacture
US7518830B1 (en) 2006-04-19 2009-04-14 Hutchinson Technology Incorporated Dual sided electrical traces for disk drive suspension flexures
US8173909B2 (en) * 2006-10-25 2012-05-08 Nitto Denko Corporation Method for mating flexure to flex-print circuit and flexure therefor
US7697237B1 (en) * 2007-01-11 2010-04-13 Hutchinson Technology Incorporated Shielded copper-dielectric flexure for disk drive head suspensions
US7710688B1 (en) 2007-02-06 2010-05-04 Hutchinson Technology Incorporated Split embedded signal transmission planes in integrated lead disk drive suspensions
US7881015B2 (en) * 2007-06-29 2011-02-01 Samsung Electronics Co., Ltd. Overpass structure of flexible printed cable (FPC) signal lines with suspension signal lines for a hard disk drive
KR20090084512A (ko) * 2008-02-01 2009-08-05 삼성전자주식회사 서스펜션 인터커넥트 및 이를 구비한 ｈｇａ
JP4547035B2 (ja) * 2008-11-10 2010-09-22 日東電工株式会社 配線回路基板およびその製造方法
JP5153686B2 (ja) * 2009-03-06 2013-02-27 日本発條株式会社 ディスク装置用フレキシャ
US8310789B2 (en) * 2009-12-22 2012-11-13 Hitachi Global Storage Technologies Netherlands B.V. Conductor suspension structure and electrical connection assembly for transmitting complementary signals in a hard disk drive
US8675311B2 (en) 2010-12-22 2014-03-18 HGST Netherlands B.V. Interleaved conductor structure with wrap around traces
US8598460B2 (en) 2010-12-22 2013-12-03 HGST Netherlands B.V. Interleaved conductor structure with offset traces
US20120160548A1 (en) * 2010-12-22 2012-06-28 Contreras John T Interleaved conductor structure with traces of varying width
US8488279B1 (en) * 2011-11-22 2013-07-16 Western Digital (Fremont), Llc Disk drive suspension assembly with flexure having stacked interleaved traces
US8767351B1 (en) * 2013-01-31 2014-07-01 Seagate Technology Llc Ambient temperature ball bond
US8879212B1 (en) 2013-08-23 2014-11-04 Western Digital Technologies, Inc. Disk drive suspension assembly with flexure having dual conductive layers with staggered traces
US9275664B2 (en) 2013-12-13 2016-03-01 HGST Netherlands B.V. Shielded flex cable for use in a disk drive
US9064513B1 (en) 2014-03-07 2015-06-23 Western Digital Technologies, Inc. Disk drive suspension assembly with flexure having dual conductive layers with staggered traces
US20210157515A1 (en) * 2019-11-26 2021-05-27 Seagate Technology Llc Cartridge-external preamplifier for read/write control of media library

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US5006946A (en) * 1989-04-19 1991-04-09 Tdk Corporation Flexible polymeric resinous magnetic head supporting device
US5001583A (en) * 1989-04-19 1991-03-19 Tdk Corporation Flexible polymeric resinous magnetic head supporting device
US4996623A (en) * 1989-08-07 1991-02-26 International Business Machines Corporation Laminated suspension for a negative pressure slider in a data recording disk file
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US5598307A (en) * 1994-04-15 1997-01-28 Hutchinson Technology Inc. Integrated gimbal suspension assembly
US5491597A (en) * 1994-04-15 1996-02-13 Hutchinson Technology Incorporated Gimbal flexure and electrical interconnect assembly
JPH08111015A (ja) * 1994-09-01 1996-04-30 Tdk Corp 磁気ヘッドスライダの支持装置及び磁気ヘッド装置
US5608591A (en) * 1995-06-09 1997-03-04 International Business Machines Corporation Integrated head-electronics interconnection suspension for a data recording disk drive

Also Published As

Publication number Publication date
AU3931397A (en) 1998-04-09
CN1197267A (zh) 1998-10-28
DE69727435T2 (de) 2004-12-16
CA2217240A1 (en) 1998-04-03
KR19980032511A (ko) 1998-07-25
SG53092A1 (en) 1998-09-28
US5754369A (en) 1998-05-19
JPH10125022A (ja) 1998-05-15
EP0834868B1 (en) 2004-02-04
DE69727435D1 (de) 2004-03-11
EP0834868A1 (en) 1998-04-08

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