CA2221966A1 - Suspension with integrated conductor having controlled capacitance - Google Patents

Suspension with integrated conductor having controlled capacitance Download PDF

Info

Publication number
CA2221966A1
CA2221966A1 CA002221966A CA2221966A CA2221966A1 CA 2221966 A1 CA2221966 A1 CA 2221966A1 CA 002221966 A CA002221966 A CA 002221966A CA 2221966 A CA2221966 A CA 2221966A CA 2221966 A1 CA2221966 A1 CA 2221966A1
Authority
CA
Canada
Prior art keywords
flexure
head
boundary
void
traces
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.)
Abandoned
Application number
CA002221966A
Other languages
English (en)
French (fr)
Inventor
Stephen P. Williams
Christopher M. Carpenter
William R. Akin, Jr.
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
Individual
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 Individual filed Critical Individual
Publication of CA2221966A1 publication Critical patent/CA2221966A1/en
Abandoned 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
    • G11B5/48—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
    • 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
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
    • 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
    • G11B5/027—Analogue recording
    • G11B5/035—Equalising
    • 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
    • G11B5/4813—Mounting or aligning of arm assemblies, e.g. actuator arm supported by bearings, multiple arm assemblies, arm stacks or multiple heads on single arm
    • 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
    • G11B5/4833—Structure of the arm assembly, e.g. load beams, flexures, parts of the arm adapted for controlling vertical force on the 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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2508—Magnetic discs
    • G11B2220/2516—Hard disks

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Networks Using Active Elements (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
CA002221966A 1996-03-25 1997-03-21 Suspension with integrated conductor having controlled capacitance Abandoned CA2221966A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62143196A 1996-03-25 1996-03-25
US08/621,431 1996-03-25

Publications (1)

Publication Number Publication Date
CA2221966A1 true CA2221966A1 (en) 1997-10-02

Family

ID=24490152

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002221966A Abandoned CA2221966A1 (en) 1996-03-25 1997-03-21 Suspension with integrated conductor having controlled capacitance

Country Status (7)

Country Link
EP (1) EP0900434A1 (enrdf_load_stackoverflow)
JP (1) JPH11507465A (enrdf_load_stackoverflow)
KR (1) KR19990021924A (enrdf_load_stackoverflow)
CN (1) CN1185855A (enrdf_load_stackoverflow)
AU (1) AU2658797A (enrdf_load_stackoverflow)
CA (1) CA2221966A1 (enrdf_load_stackoverflow)
WO (1) WO1997036290A1 (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5883758A (en) * 1996-08-07 1999-03-16 Hutchinson Technology Incorporated Lead structure with stainless steel base for attachment to a suspension
US5982584A (en) * 1996-12-19 1999-11-09 Hutchinson Technology Incorporated Integrated lead suspension flexure with serially arranged metal-backed and suspended insulator portions for hygrothermal compensation
JP3756650B2 (ja) 1996-12-19 2006-03-15 ハッチンソン テクノロジー インコーポレーティッド 絶縁体層温湿補整のための平衡パラレルリード線を備えた一体型リード線懸架装置フレクシャ
US6147839A (en) * 1996-12-23 2000-11-14 Hutchinson Technology, Inc. Head suspension with outriggers extending across a spring region
US6612016B1 (en) 1997-12-18 2003-09-02 Hutchinson Technology Incorporated Method of making integrated lead suspension flexure with balanced parallel leads for insulator layer hygrothermal compensation
US5924187A (en) * 1998-01-06 1999-07-20 Hutchinson Technology Incorporated Integrated lead head suspension assembly having an etched laminated load beam and flexure with deposited conductors
US6596184B1 (en) 1999-02-15 2003-07-22 International Business Machines Corporation Non-homogeneous laminate materials for suspensions with conductor support blocks
US6576148B1 (en) * 1999-02-22 2003-06-10 International Business Machines Corporation Non-homogeneous laminate material for suspension with electrostatic discharge shunting
US6585902B1 (en) * 1999-02-27 2003-07-01 International Business Machines Corporation Non-homogeneous laminate material for suspension with vibration dampening
US6533950B1 (en) * 1999-02-27 2003-03-18 International Business Machines Corporation Non-homogeneous laminate material for suspension with flexure motion limiter
US7382582B1 (en) 2000-03-21 2008-06-03 Magnecomp Corporation Reduced cross talk in wireless suspensions
JP4277455B2 (ja) * 2001-02-27 2009-06-10 Ｔｄｋ株式会社 ヘッドジンバルアセンブリ
US6714385B1 (en) * 2001-04-16 2004-03-30 Hutchinson Technology Inc. Apparatus and method for controlling common mode impedance in disk drive head suspensions
US7986494B2 (en) * 2007-05-04 2011-07-26 Hutchinson Technology Incorporated Integrated lead head suspension with tapered trace spacing
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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH0734547Y2 (ja) * 1989-12-07 1995-08-02 アルプス電気株式会社 磁気ヘッドの支持機構
EP0650156A1 (en) * 1993-10-21 1995-04-26 Seagate Technology International Contact scheme for minimizing inductive pickup in magnetoresistive read heads
JP2814450B2 (ja) * 1994-03-31 1998-10-22 インターナショナル・ビジネス・マシーンズ・コーポレイション ヘッド・サスペンション・アセンブリおよびその製造方法
JP3173714B2 (ja) * 1994-12-08 2001-06-04 インターナショナル・ビジネス・マシーンズ・コーポレ−ション サスペンション・システム
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
WO1997036290A1 (en) 1997-10-02
KR19990021924A (ko) 1999-03-25
EP0900434A4 (enrdf_load_stackoverflow) 1999-03-10
AU2658797A (en) 1997-10-17
CN1185855A (zh) 1998-06-24
JPH11507465A (ja) 1999-06-29
EP0900434A1 (en) 1999-03-10

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Legal Events

Date Code Title Description
FZDE Dead