JPH0516106B2 - - Google Patents

Info

Publication number
JPH0516106B2
JPH0516106B2 JP58141045A JP14104583A JPH0516106B2 JP H0516106 B2 JPH0516106 B2 JP H0516106B2 JP 58141045 A JP58141045 A JP 58141045A JP 14104583 A JP14104583 A JP 14104583A JP H0516106 B2 JPH0516106 B2 JP H0516106B2
Authority
JP
Japan
Prior art keywords
measuring device
length measuring
linear motor
laser length
shaft
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
JP58141045A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6032168A (ja
Inventor
Fumio Hara
Masuo Kasai
Toshimitsu Kaku
Atsushi Saito
Takeshi Tajima
Fumio Imagawa
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP14104583A priority Critical patent/JPS6032168A/ja
Publication of JPS6032168A publication Critical patent/JPS6032168A/ja
Publication of JPH0516106B2 publication Critical patent/JPH0516106B2/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
    • G11B7/08582—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
    • G11B7/085—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

Landscapes

  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Moving Of Heads (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Control Of Position Or Direction (AREA)
JP14104583A 1983-08-03 1983-08-03 送り装置 Granted JPS6032168A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14104583A JPS6032168A (ja) 1983-08-03 1983-08-03 送り装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14104583A JPS6032168A (ja) 1983-08-03 1983-08-03 送り装置

Publications (2)

Publication Number Publication Date
JPS6032168A JPS6032168A (ja) 1985-02-19
JPH0516106B2 true JPH0516106B2 (enrdf_load_html_response) 1993-03-03

Family

ID=15282963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14104583A Granted JPS6032168A (ja) 1983-08-03 1983-08-03 送り装置

Country Status (1)

Country Link
JP (1) JPS6032168A (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0675834B2 (ja) * 1985-04-12 1994-09-28 株式会社日立製作所 直交形位置決め装置
JP2605701B2 (ja) * 1986-11-04 1997-04-30 日本ビクター株式会社 記録再生素子の駆動変位用アクチユエータの制御方式
US5012463A (en) * 1988-03-14 1991-04-30 Bernoulli Optical Systems Company Optical read/write storage system for flexible media having bernoulli stabilization at the optical head
JP2814011B2 (ja) * 1990-07-02 1998-10-22 キヤノン株式会社 微小位置調整方法及び装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3720924A (en) * 1972-03-09 1973-03-13 Honeywell Inc Optical mass memory
JPS5136924A (ja) * 1974-09-24 1976-03-29 Nippon Electric Co Jikihetsudoichigimesochi
JPS5845111B2 (ja) * 1977-03-02 1983-10-07 株式会社日立製作所 磁気ヘッド位置ぎめ装置
JPS5471612A (en) * 1977-11-17 1979-06-08 Nec Corp Servo track writing device of magnetic disc memory device

Also Published As

Publication number Publication date
JPS6032168A (ja) 1985-02-19

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