AU1973397A - Glide head with thin-film piezoelectric transducer - Google Patents

Glide head with thin-film piezoelectric transducer

Info

Publication number
AU1973397A
AU1973397A AU19733/97A AU1973397A AU1973397A AU 1973397 A AU1973397 A AU 1973397A AU 19733/97 A AU19733/97 A AU 19733/97A AU 1973397 A AU1973397 A AU 1973397A AU 1973397 A AU1973397 A AU 1973397A
Authority
AU
Australia
Prior art keywords
thin
piezoelectric transducer
film piezoelectric
glide head
glide
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
AU19733/97A
Inventor
Augustus C. Ouano
Andy Wu
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 AU1973397A publication Critical patent/AU1973397A/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
    • G11B5/58—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
    • G11B5/6011—Control of flying height
    • G11B5/6058—Control of flying height using piezoelectric means
    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G11B19/048—Testing of disk drives, e.g. to detect defects or prevent sudden failure
    • 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
    • G11B5/6011—Control of flying height
    • G11B5/6076—Detecting head-disk contact
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
    • H10N30/302—Sensors
AU19733/97A 1996-02-27 1997-02-18 Glide head with thin-film piezoelectric transducer Abandoned AU1973397A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US60750596A 1996-02-27 1996-02-27
US08607505 1996-02-27
PCT/US1997/002911 WO1997032346A1 (en) 1996-02-27 1997-02-18 Glide head with thin-film piezoelectric transducer

Publications (1)

Publication Number Publication Date
AU1973397A true AU1973397A (en) 1997-09-16

Family

ID=24432560

Family Applications (1)

Application Number Title Priority Date Filing Date
AU19733/97A Abandoned AU1973397A (en) 1996-02-27 1997-02-18 Glide head with thin-film piezoelectric transducer

Country Status (2)

Country Link
AU (1) AU1973397A (en)
WO (1) WO1997032346A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6667844B1 (en) 1998-09-25 2003-12-23 Seagate Technology Llc Active vibration suppression of glide head suspension arm
US6568252B1 (en) 2000-07-13 2003-05-27 Seagate Technology Llc Flyability and glide methodology for 100 GPSI

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1122245A (en) * 1966-04-22 1968-07-31 Marconi Co Ltd Improvements in or relating to electro-mechanical resonators
US5038625A (en) * 1989-01-31 1991-08-13 Seagate Technology, Inc. Tribological head-disk interface testing system
JP3106026B2 (en) * 1993-02-23 2000-11-06 日本碍子株式会社 Piezoelectric / electrostrictive actuator

Also Published As

Publication number Publication date
WO1997032346A1 (en) 1997-09-04

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