JPH0576102B2 - - Google Patents

Info

Publication number
JPH0576102B2
JPH0576102B2 JP59274688A JP27468884A JPH0576102B2 JP H0576102 B2 JPH0576102 B2 JP H0576102B2 JP 59274688 A JP59274688 A JP 59274688A JP 27468884 A JP27468884 A JP 27468884A JP H0576102 B2 JPH0576102 B2 JP H0576102B2
Authority
JP
Japan
Prior art keywords
disk
recording
center hole
backing
jig
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
JP59274688A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61156547A (ja
Inventor
Makoto Yomo
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP59274688A priority Critical patent/JPS61156547A/ja
Publication of JPS61156547A publication Critical patent/JPS61156547A/ja
Publication of JPH0576102B2 publication Critical patent/JPH0576102B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment

Landscapes

  • Magnetic Record Carriers (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP59274688A 1984-12-28 1984-12-28 円盤状記録媒体の作製方法 Granted JPS61156547A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59274688A JPS61156547A (ja) 1984-12-28 1984-12-28 円盤状記録媒体の作製方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59274688A JPS61156547A (ja) 1984-12-28 1984-12-28 円盤状記録媒体の作製方法

Publications (2)

Publication Number Publication Date
JPS61156547A JPS61156547A (ja) 1986-07-16
JPH0576102B2 true JPH0576102B2 (OSRAM) 1993-10-21

Family

ID=17545175

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59274688A Granted JPS61156547A (ja) 1984-12-28 1984-12-28 円盤状記録媒体の作製方法

Country Status (1)

Country Link
JP (1) JPS61156547A (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62129129U (OSRAM) * 1986-02-04 1987-08-15
JPS6322619U (OSRAM) * 1986-07-22 1988-02-15
EP0314010B1 (en) * 1987-10-27 1994-05-18 Seiko Epson Corporation Information recording disk
JPH0514841U (ja) * 1991-08-02 1993-02-26 建設省北陸地方建設局長 流量測定用浮子
DE19544281C2 (de) * 1995-11-28 2000-08-03 Leybold Ag Vorrichtung zum Laserstrahlbelichten eines kreisscheibenförmigen Substrates und Verfahren zum zentrischen Spannen eines kreisscheibenförmigen Substrates
JP3666111B2 (ja) 1996-03-21 2005-06-29 ソニー株式会社 円盤状光記録媒体
EP1152407A3 (en) * 2000-04-25 2006-10-25 Matsushita Electric Industrial Co., Ltd. Optical disk, method for producing the same, and apparatus for producing the same
KR100582955B1 (ko) * 2001-05-14 2006-05-23 엘지전자 주식회사 비대칭 상하구조의 중앙홀을 갖는 고밀도 광디스크 및 그 제조방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2529179B2 (ja) * 1984-08-20 1996-08-28 松下電器産業株式会社 情報記録担体

Also Published As

Publication number Publication date
JPS61156547A (ja) 1986-07-16

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