JPH11265527A - 円盤状記録媒体 - Google Patents

円盤状記録媒体

Info

Publication number
JPH11265527A
JPH11265527A JP10067245A JP6724598A JPH11265527A JP H11265527 A JPH11265527 A JP H11265527A JP 10067245 A JP10067245 A JP 10067245A JP 6724598 A JP6724598 A JP 6724598A JP H11265527 A JPH11265527 A JP H11265527A
Authority
JP
Japan
Prior art keywords
center
disk
center hole
recording medium
magneto
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.)
Abandoned
Application number
JP10067245A
Other languages
English (en)
Japanese (ja)
Other versions
JPH11265527A5 (enExample
Inventor
Fuji Tanaka
富士 田中
Manabu Iwai
学 岩井
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP10067245A priority Critical patent/JPH11265527A/ja
Publication of JPH11265527A publication Critical patent/JPH11265527A/ja
Publication of JPH11265527A5 publication Critical patent/JPH11265527A5/ja
Abandoned legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP10067245A 1998-03-17 1998-03-17 円盤状記録媒体 Abandoned JPH11265527A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10067245A JPH11265527A (ja) 1998-03-17 1998-03-17 円盤状記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10067245A JPH11265527A (ja) 1998-03-17 1998-03-17 円盤状記録媒体

Publications (2)

Publication Number Publication Date
JPH11265527A true JPH11265527A (ja) 1999-09-28
JPH11265527A5 JPH11265527A5 (enExample) 2005-08-11

Family

ID=13339356

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10067245A Abandoned JPH11265527A (ja) 1998-03-17 1998-03-17 円盤状記録媒体

Country Status (1)

Country Link
JP (1) JPH11265527A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1150289A3 (en) * 2000-03-24 2003-07-16 Matsushita Electric Industrial Co., Ltd. Optical disk, substrate of the same, and mold for forming the substrate
CN100378837C (zh) * 2004-03-09 2008-04-02 索尼株式会社 光盘和包含该光盘的光盘盒

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1150289A3 (en) * 2000-03-24 2003-07-16 Matsushita Electric Industrial Co., Ltd. Optical disk, substrate of the same, and mold for forming the substrate
CN100378837C (zh) * 2004-03-09 2008-04-02 索尼株式会社 光盘和包含该光盘的光盘盒
KR101058855B1 (ko) 2004-03-09 2011-08-23 가부시키가이샤 소니 디에이디씨 광디스크 및 이 광디스크를 수납한 디스크 카트리지

Similar Documents

Publication Publication Date Title
EP0557147B1 (en) Mold device for fabricating disc susbstrate and disc substrate fabricated by this mold device
US4871404A (en) Method for producing an optical information recording disk
US20050048250A1 (en) Molding mold, substrate for optical disc, and optical disc
JP3401795B2 (ja) ディスク基板の製造方法
JPH11265527A (ja) 円盤状記録媒体
JPH09295319A (ja) ディスク基板の成形用金型
JPH11265526A (ja) 円盤状記録媒体及びその製造方法
JP4093686B2 (ja) ディスク基板の成形金型及び成形装置
JP3271072B2 (ja) 情報信号記録用ディスク基板の形成方法
JP3185832B2 (ja) 記録ディスク成形用金型
JPH0929789A (ja) ディスク基板成形用金型装置
JP3158394B2 (ja) 記録ディスク成形用金型
JPH0939040A (ja) ディスク基板成形用金型装置
US6942481B2 (en) Disk production apparatus and disk produced by disk production apparatus
JP3208914B2 (ja) ディスク基板及びディスク基板成形用金型装置
JP3383387B2 (ja) 光ディスク用基板及びこの光ディスク用基板の成形用金型
JP4098592B2 (ja) 光記録媒体、光記録媒体の成形用金型、および光記録媒体用の基板
JPH03280279A (ja) 光ディスク及びその製法
JP2000322781A (ja) 金型装置及びディスク基板の製造方法
JPH0994861A (ja) 円盤状記録媒体基板の成形用金型装置及びこの成形用金型装置を用いた円盤状記録媒体基板の成形方法
JP2000293891A (ja) 光ディスク基板及び光ディスク基板の成形金型
KR20040078667A (ko) 디스크형상 광기록매체의 제조방법 및 디스크형상광기록매체
JP3301103B2 (ja) ディスク基板成形用金型装置
JP2000057726A (ja) ディスクハブ
JP2001225360A (ja) ディスク基板の成形装置及び成形方法

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050126

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050126

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20060424

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20060509

A762 Written abandonment of application

Free format text: JAPANESE INTERMEDIATE CODE: A762

Effective date: 20060710