JPH0255336B2 - - Google Patents

Info

Publication number
JPH0255336B2
JPH0255336B2 JP57178676A JP17867682A JPH0255336B2 JP H0255336 B2 JPH0255336 B2 JP H0255336B2 JP 57178676 A JP57178676 A JP 57178676A JP 17867682 A JP17867682 A JP 17867682A JP H0255336 B2 JPH0255336 B2 JP H0255336B2
Authority
JP
Japan
Prior art keywords
yoke
moving body
magnet
coil
guide rail
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 - Lifetime
Application number
JP57178676A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5969318A (ja
Inventor
Yukio Inoe
Katsuzo Mizunoe
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.)
Nikon Corp
Original Assignee
Nippon Kogaku KK
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 Nippon Kogaku KK filed Critical Nippon Kogaku KK
Priority to JP57178676A priority Critical patent/JPS5969318A/ja
Priority to US06/539,469 priority patent/US4613962A/en
Publication of JPS5969318A publication Critical patent/JPS5969318A/ja
Publication of JPH0255336B2 publication Critical patent/JPH0255336B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/035—DC motors; Unipolar motors
    • H02K41/0352—Unipolar motors
    • H02K41/0354—Lorentz force motors, e.g. voice coil motors
    • H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path
    • 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
    • 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
    • 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
    • G11B7/0929—Electromechanical actuators for lens positioning for tracking only
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18056—Rotary to or from reciprocating or oscillating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Non-Mechanical Conveyors (AREA)
  • Moving Of Heads (AREA)
  • Linear Motors (AREA)
JP57178676A 1982-10-12 1982-10-12 移動装置 Granted JPS5969318A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57178676A JPS5969318A (ja) 1982-10-12 1982-10-12 移動装置
US06/539,469 US4613962A (en) 1982-10-12 1983-10-06 Tracking device with linear motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57178676A JPS5969318A (ja) 1982-10-12 1982-10-12 移動装置

Publications (2)

Publication Number Publication Date
JPS5969318A JPS5969318A (ja) 1984-04-19
JPH0255336B2 true JPH0255336B2 (enExample) 1990-11-27

Family

ID=16052605

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57178676A Granted JPS5969318A (ja) 1982-10-12 1982-10-12 移動装置

Country Status (2)

Country Link
US (1) US4613962A (enExample)
JP (1) JPS5969318A (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4745503A (en) * 1985-02-25 1988-05-17 Kabushiki Kaisha Toshiba Linear actuator for moving a recording/reading head in an access direction relative to a recording disc
JPH088723B2 (ja) * 1985-11-02 1996-01-29 日立機電工業株式会社 リニアモ−タを用いた搬送装置
US4823336A (en) * 1986-02-14 1989-04-18 Ricoh Company, Limited Optical disk drive
JPS6348149A (ja) * 1986-08-12 1988-02-29 Alps Electric Co Ltd 送り装置
US4763314A (en) * 1986-08-13 1988-08-09 Optimem Linear actuator for an optical disk storage apparatus
DE3808510C1 (enExample) * 1988-03-15 1989-02-02 Philips Patentverwaltung Gmbh, 2000 Hamburg, De
US5124971A (en) * 1988-07-12 1992-06-23 Nec Corporation Optical head driving device
US4857781A (en) * 1988-07-13 1989-08-15 Eastman Kodak Company High-speed non-contact linear motor with magnetic levitation
US5105419A (en) * 1988-10-20 1992-04-14 Mitsubishi Denki Kabushiki Kaisha Carriage assembly
US5016238A (en) * 1989-02-03 1991-05-14 Eastman Kodak Company Linear actuator for radial access in disk recorder/player
JP2567470B2 (ja) * 1989-02-20 1996-12-25 パイオニア株式会社 ディスク演奏装置におけるスライダー位置検出装置
JPH02220273A (ja) * 1989-02-21 1990-09-03 Pioneer Electron Corp ディスク演奏装置におけるスライダー制御装置
US5317552A (en) * 1989-06-13 1994-05-31 Kabushiki Kaisha Toshiba Linear actuator for driving an optical head incorporated in an optical disk
JPH0746425B2 (ja) * 1989-07-06 1995-05-17 松下電器産業株式会社 光学式記録再生装置
EP0486275B1 (en) * 1990-11-14 1997-05-14 Canon Kabushiki Kaisha Objective lens driver
ES2128338T3 (es) * 1991-07-25 1999-05-16 Canon Kk Metodo de grabacion/reproduccion de informaciones magnetoopticas que utiliza un patin flotante que soporta un cabezal magnetico y aparato para el mismo.
DE69228279T2 (de) * 1991-08-30 1999-07-08 Canon K.K., Tokio/Tokyo Gerät für magnetooptische Platte mit schwebendem Magnetkopf
US5463612A (en) * 1991-12-05 1995-10-31 Canon Kabushiki Kaisha Objective lens drive apparatus used in optical information recording/reproducing apparatus
US5220222A (en) * 1991-12-23 1993-06-15 Eastman Kodak Company Magnetic bushings for an optical access actuator
US5625607A (en) * 1992-02-13 1997-04-29 Canon Kabushiki Kaisha Magneto-optical disk apparatus including two magnetic field applying devices, one of which has a substantial ring-shaped core member with a gap in a portion thereof
JPH06103586A (ja) * 1992-09-22 1994-04-15 Nec Corp 光ディスク装置
JPH11144401A (ja) * 1997-11-13 1999-05-28 Teac Corp 記録媒体記録再生装置
US20050288587A1 (en) * 2004-06-25 2005-12-29 Yongrae Roh Drive machanism for mechanically scanned ultrasound transducers
DE202018100847U1 (de) * 2018-02-15 2019-05-17 Bausch + Ströbel Maschinenfabrik Ilshofen GmbH + Co. KG Reinraumtaugliches Schienensystem und Schlitten hierfür
US11831216B2 (en) 2019-08-27 2023-11-28 Mitsubishi Electric Corporation Linear motor system
US11948612B2 (en) 2021-04-19 2024-04-02 Seagate Technology Llc Zero skew elevator system
US11348611B1 (en) 2021-04-19 2022-05-31 Seagate Technology Llc Zero skew elevator system
US11361787B1 (en) 2021-07-30 2022-06-14 Seagate Technology Llc Zero skew disk drive with dual actuators
US11488624B1 (en) 2021-09-20 2022-11-01 Seagate Technology Llc Ball bearing cartridge for linear actuator
US11468909B1 (en) 2021-11-02 2022-10-11 Seagate Technology Llc Zero skew with ultrasonic piezoelectric swing suspension
US11430472B1 (en) 2021-11-17 2022-08-30 Seagate Technology Llc Triple magnet linear actuator motor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US30118A (en) * 1860-09-25 Saddle
USRE30118E (en) 1974-07-08 1979-10-16 Xerox Corporation Disc drive linear actuator and control system therefor
US4034613A (en) * 1974-07-08 1977-07-12 Halfhill Martin O Disc drive linear actuator and control system therefor
JPS5120516A (ja) * 1974-08-13 1976-02-18 Japan National Railway Chokuryuriniamoota
JPS5144213A (ja) * 1974-10-14 1976-04-15 Oki Electric Ind Co Ltd Riniamoota
JPS563402A (en) * 1979-06-22 1981-01-14 Sony Corp Record player

Also Published As

Publication number Publication date
US4613962A (en) 1986-09-23
JPS5969318A (ja) 1984-04-19

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