JPS59112447A - 光ピツクアツプ - Google Patents

光ピツクアツプ

Info

Publication number
JPS59112447A
JPS59112447A JP57221092A JP22109282A JPS59112447A JP S59112447 A JPS59112447 A JP S59112447A JP 57221092 A JP57221092 A JP 57221092A JP 22109282 A JP22109282 A JP 22109282A JP S59112447 A JPS59112447 A JP S59112447A
Authority
JP
Japan
Prior art keywords
cylinder
dust
circumferential surface
plate
movable
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.)
Granted
Application number
JP57221092A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0526256B2 (enrdf_load_stackoverflow
Inventor
Tsutomu Matsui
勉 松井
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.)
Akai Electric Co Ltd
Original Assignee
Akai 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 Akai Electric Co Ltd filed Critical Akai Electric Co Ltd
Priority to JP57221092A priority Critical patent/JPS59112447A/ja
Publication of JPS59112447A publication Critical patent/JPS59112447A/ja
Publication of JPH0526256B2 publication Critical patent/JPH0526256B2/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

Landscapes

  • Optical Head (AREA)
JP57221092A 1982-12-18 1982-12-18 光ピツクアツプ Granted JPS59112447A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57221092A JPS59112447A (ja) 1982-12-18 1982-12-18 光ピツクアツプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57221092A JPS59112447A (ja) 1982-12-18 1982-12-18 光ピツクアツプ

Publications (2)

Publication Number Publication Date
JPS59112447A true JPS59112447A (ja) 1984-06-28
JPH0526256B2 JPH0526256B2 (enrdf_load_stackoverflow) 1993-04-15

Family

ID=16761361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57221092A Granted JPS59112447A (ja) 1982-12-18 1982-12-18 光ピツクアツプ

Country Status (1)

Country Link
JP (1) JPS59112447A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61156024U (enrdf_load_stackoverflow) * 1985-03-18 1986-09-27
US5109368A (en) * 1989-09-12 1992-04-28 Hitachi, Ltd. Optical device using a resilient member
JPH04232625A (ja) * 1990-10-01 1992-08-20 Internatl Business Mach Corp <Ibm> 光ディスク・ドライブのクリーニングに用いられるカートリッジ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51151513A (en) * 1975-06-20 1976-12-27 Hitachi Ltd Magnetic disk mechanism
JPS5549352U (enrdf_load_stackoverflow) * 1978-09-25 1980-03-31

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51151513A (en) * 1975-06-20 1976-12-27 Hitachi Ltd Magnetic disk mechanism
JPS5549352U (enrdf_load_stackoverflow) * 1978-09-25 1980-03-31

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61156024U (enrdf_load_stackoverflow) * 1985-03-18 1986-09-27
US5109368A (en) * 1989-09-12 1992-04-28 Hitachi, Ltd. Optical device using a resilient member
JPH04232625A (ja) * 1990-10-01 1992-08-20 Internatl Business Mach Corp <Ibm> 光ディスク・ドライブのクリーニングに用いられるカートリッジ

Also Published As

Publication number Publication date
JPH0526256B2 (enrdf_load_stackoverflow) 1993-04-15

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