AU2001268685A1 - Reversible piezoelectric positioning device and a disk drive using same - Google Patents

Reversible piezoelectric positioning device and a disk drive using same

Info

Publication number
AU2001268685A1
AU2001268685A1 AU2001268685A AU6868501A AU2001268685A1 AU 2001268685 A1 AU2001268685 A1 AU 2001268685A1 AU 2001268685 A AU2001268685 A AU 2001268685A AU 6868501 A AU6868501 A AU 6868501A AU 2001268685 A1 AU2001268685 A1 AU 2001268685A1
Authority
AU
Australia
Prior art keywords
same
disk drive
positioning device
piezoelectric positioning
reversible piezoelectric
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
AU2001268685A
Inventor
Alexandr I. Slutcky
Imanuil A. Slutskiy
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.)
Technology Commercialization Corp
Original Assignee
Technology Commercialization 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 Technology Commercialization Corp filed Critical Technology Commercialization Corp
Publication of AU2001268685A1 publication Critical patent/AU2001268685A1/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
    • 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
    • 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
    • G11B5/54—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 into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5552—Track change, selection or acquisition by displacement of the head across disk tracks using fine positioning means for track acquisition separate from the coarse (e.g. track changing) positioning means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
    • H02N2/026—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors by pressing one or more vibrators against the driven body
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/12—Constructional details
    • H02N2/123—Mechanical transmission means, e.g. for gearing
    • H02N2/126—Mechanical transmission means, e.g. for gearing for conversion into linear motion
    • 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
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H10N30/202—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using longitudinal or thickness displacement combined with bending, shear or torsion displacement
    • H10N30/2023—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using longitudinal or thickness displacement combined with bending, shear or torsion displacement having polygonal or rectangular shape
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • G11B7/08582—Sled-type positioners
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0937—Piezoelectric actuators
AU2001268685A 2000-07-07 2001-06-25 Reversible piezoelectric positioning device and a disk drive using same Abandoned AU2001268685A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/612,580 US6384514B1 (en) 1999-07-28 2000-07-07 Reversible piezoelectric positioning device and a disk drive using same
PCT/US2001/020001 WO2002005267A2 (en) 2000-07-07 2001-06-25 Reversible piezoelectric positioning device and a disk drive using same

Publications (1)

Publication Number Publication Date
AU2001268685A1 true AU2001268685A1 (en) 2002-01-21

Family

ID=24453765

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001268685A Abandoned AU2001268685A1 (en) 2000-07-07 2001-06-25 Reversible piezoelectric positioning device and a disk drive using same

Country Status (3)

Country Link
US (1) US6384514B1 (en)
AU (1) AU2001268685A1 (en)
WO (1) WO2002005267A2 (en)

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DE19942269A1 (en) * 1999-09-04 2001-03-08 Philips Corp Intellectual Pty Piezoelectric drive device
US7119477B1 (en) * 1999-10-31 2006-10-10 Nanomotion Ltd. Replaceable friction coupling for piezoelectric motors
US6664714B2 (en) 2000-03-23 2003-12-16 Elliptec Resonant Actuator Ag Vibratory motors and methods of making and using same
JP2002040338A (en) * 2000-07-27 2002-02-06 Seiko Instruments Inc Optical communication equipment and control method therefor
JP4154851B2 (en) * 2000-10-31 2008-09-24 コニカミノルタホールディングス株式会社 Drive device
US20050127789A1 (en) * 2001-03-08 2005-06-16 Magnussen Bjoern B. Piezoelectric motors and methods for the production and operation thereof
DE10146703A1 (en) * 2001-09-21 2003-04-10 Elliptec Resonant Actuator Ag Piezomotor with guide
NZ534848A (en) * 2002-02-06 2005-10-28 Elliptec Resonant Actuator Ag Piezoelectric motor control
US7368853B2 (en) * 2002-04-22 2008-05-06 Elliptec Resonant Actuator Aktiengesellschaft Piezoelectric motors and methods for the production and operation thereof
US7061158B2 (en) * 2002-07-25 2006-06-13 Nanomotion Ltd. High resolution piezoelectric motor
JP2004320979A (en) * 2003-04-03 2004-11-11 Seiko Epson Corp Driving device and electric equipment
US20050082950A1 (en) * 2003-08-13 2005-04-21 Seiko Epson Corporation Piezoelectric actuator module, motor module and apparatus
GB0323920D0 (en) * 2003-10-11 2003-11-12 Johnson Electric Sa Electric motor
GB2420010A (en) * 2004-11-05 2006-05-10 Johnson Electric Sa Piezoelectric motor with quadrant-type actuator
DE102005039358B4 (en) * 2005-08-19 2016-12-08 Physik Instrumente (Pi) Gmbh & Co. Kg Piezoelectric actuator for an ultrasonic motor
TWM304689U (en) * 2006-06-09 2007-01-11 Tricore Corp Focusing actuator using voice coil motor
CN101728973A (en) * 2008-10-31 2010-06-09 鸿富锦精密工业（深圳）有限公司 Driving device and overload protection method thereof
US9956620B2 (en) * 2011-07-19 2018-05-01 Mauser-Werke Oberndorf Maschinenbau Gmbh Readjustment system
CN103259449B (en) * 2013-04-22 2016-08-03 北京大学 Piezoelectric actuator and piezo-electric motor
CN105375812A (en) * 2014-08-13 2016-03-02 精工爱普生株式会社 Piezoelectric driving device and driving method therefor, and robot and driving method therefor
EP3276817A1 (en) * 2016-07-29 2018-01-31 Physik Instrumente (PI) GmbH & Co. Kg Actuator
KR102565644B1 (en) 2017-05-05 2023-08-10 허친슨 테크놀로지 인코포레이티드 Shape memory alloy actuator and method
US11815794B2 (en) 2017-05-05 2023-11-14 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
US11105319B2 (en) 2017-05-05 2021-08-31 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
US11859598B2 (en) * 2021-06-10 2024-01-02 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
US11982263B1 (en) 2023-05-02 2024-05-14 Hutchinson Technology Incorporated Shape metal alloy (SMA) bimorph actuators with reduced wire exit angle

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188645A (en) 1978-11-02 1980-02-12 Burroughs Corporation Piezoelectric servo for disk drive
US4764828A (en) 1987-03-26 1988-08-16 Priam Corporation Disc and hub centering device for use in magnetic disc drives
JP3064336B2 (en) 1989-06-28 2000-07-12 株式会社日立製作所 Information handling device and disk device
WO1992010874A1 (en) 1990-12-04 1992-06-25 Scansov Transport Ab Piezoelectric motor
SE9100034D0 (en) * 1991-01-07 1991-01-07 Carl Tyren ENGINE BASED AA MECHANICAL COUPLING TO MAGNETIC AUSTRICTIVE ALSTRADE DEFORMATIONS WHICH MAGNETICALLY CAN BE TRANSMITTED WITHOUT A BODY OF MAGNETIC AUSTRICTIVE MATERIAL
EP0533095B1 (en) 1991-09-18 1998-11-25 Fujitsu Limited Storage device having reciprocating head
DE69232043T2 (en) 1992-02-19 2002-03-21 Tandberg Data Asa, Oslo Method and device for positioning a magnetic head
US5616980A (en) 1993-07-09 1997-04-01 Nanomotion Ltd. Ceramic motor
DE69429744T2 (en) 1993-07-09 2002-08-14 Nanomotion Ltd., Haifa Ceramic engine
IL106296A0 (en) 1993-07-09 1993-12-28 Nanomotion Ltd Ceramic motor
IL114656A0 (en) 1995-07-18 1995-11-27 Nanomotion Ltd Ceramic motor
US5682076A (en) 1993-08-03 1997-10-28 Nanomotion Ltd. Ceramic disc-drive actuator
US5521778A (en) 1994-08-30 1996-05-28 International Business Machines Corporation Disk drive with primary and secondary actuator drives
IL113291A0 (en) 1995-04-06 1995-07-31 Nanomotion Ltd A multi-axis rotation device

Also Published As

Publication number Publication date
WO2002005267A3 (en) 2002-05-16
WO2002005267A2 (en) 2002-01-17
US6384514B1 (en) 2002-05-07

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