JPS6117053B2 - - Google Patents

Info

Publication number
JPS6117053B2
JPS6117053B2 JP2377881A JP2377881A JPS6117053B2 JP S6117053 B2 JPS6117053 B2 JP S6117053B2 JP 2377881 A JP2377881 A JP 2377881A JP 2377881 A JP2377881 A JP 2377881A JP S6117053 B2 JPS6117053 B2 JP S6117053B2
Authority
JP
Japan
Prior art keywords
arm
lens barrel
disk
point
optical system
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
JP2377881A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57138063A (en
Inventor
Kunihiko Nakagawa
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2377881A priority Critical patent/JPS57138063A/ja
Publication of JPS57138063A publication Critical patent/JPS57138063A/ja
Publication of JPS6117053B2 publication Critical patent/JPS6117053B2/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
    • G11B7/085—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
    • G11B7/08576—Swinging-arm positioners

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Recording Or Reproduction (AREA)
JP2377881A 1981-02-19 1981-02-19 Tracking actuator Granted JPS57138063A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2377881A JPS57138063A (en) 1981-02-19 1981-02-19 Tracking actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2377881A JPS57138063A (en) 1981-02-19 1981-02-19 Tracking actuator

Publications (2)

Publication Number Publication Date
JPS57138063A JPS57138063A (en) 1982-08-26
JPS6117053B2 true JPS6117053B2 (enrdf_load_stackoverflow) 1986-05-06

Family

ID=12119785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2377881A Granted JPS57138063A (en) 1981-02-19 1981-02-19 Tracking actuator

Country Status (1)

Country Link
JP (1) JPS57138063A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5968846A (ja) * 1982-10-12 1984-04-18 Sanyo Electric Co Ltd 光学再生装置
JP2695302B2 (ja) * 1991-05-16 1997-12-24 シャープ株式会社 光ピックアップ駆動装置

Also Published As

Publication number Publication date
JPS57138063A (en) 1982-08-26

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