JPH026137B2 - - Google Patents

Info

Publication number
JPH026137B2
JPH026137B2 JP16170881A JP16170881A JPH026137B2 JP H026137 B2 JPH026137 B2 JP H026137B2 JP 16170881 A JP16170881 A JP 16170881A JP 16170881 A JP16170881 A JP 16170881A JP H026137 B2 JPH026137 B2 JP H026137B2
Authority
JP
Japan
Prior art keywords
focusing
tracking
fixed
magnet
block
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
Application number
JP16170881A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5862836A (ja
Inventor
Yoshizumi Mano
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP16170881A priority Critical patent/JPS5862836A/ja
Publication of JPS5862836A publication Critical patent/JPS5862836A/ja
Publication of JPH026137B2 publication Critical patent/JPH026137B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP16170881A 1981-10-08 1981-10-08 光学式デイスクプレ−ヤのレンズ支持駆動機構組立体 Granted JPS5862836A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16170881A JPS5862836A (ja) 1981-10-08 1981-10-08 光学式デイスクプレ−ヤのレンズ支持駆動機構組立体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16170881A JPS5862836A (ja) 1981-10-08 1981-10-08 光学式デイスクプレ−ヤのレンズ支持駆動機構組立体

Publications (2)

Publication Number Publication Date
JPS5862836A JPS5862836A (ja) 1983-04-14
JPH026137B2 true JPH026137B2 (sv) 1990-02-07

Family

ID=15740362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16170881A Granted JPS5862836A (ja) 1981-10-08 1981-10-08 光学式デイスクプレ−ヤのレンズ支持駆動機構組立体

Country Status (1)

Country Link
JP (1) JPS5862836A (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0528536U (ja) * 1991-09-30 1993-04-16 株式会社クボタ 粉粒体供給装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720088A (en) * 1983-05-18 1988-01-19 Canon Kabushiki Kaisha Optical system supporting device
NL8304141A (nl) * 1983-12-01 1985-07-01 Philips Nv Electro-optische inrichting voor de electro-dynamische regeling van de positie van een stralingsvlek.
EP0178077B1 (en) * 1984-10-02 1989-11-15 Kabushiki Kaisha Toshiba Optical head apparatus for recording and reproducing data on a recording medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0528536U (ja) * 1991-09-30 1993-04-16 株式会社クボタ 粉粒体供給装置

Also Published As

Publication number Publication date
JPS5862836A (ja) 1983-04-14

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