KR930004962A - 디스크 - Google Patents
디스크 Download PDFInfo
- Publication number
- KR930004962A KR930004962A KR1019920014606A KR920014606A KR930004962A KR 930004962 A KR930004962 A KR 930004962A KR 1019920014606 A KR1019920014606 A KR 1019920014606A KR 920014606 A KR920014606 A KR 920014606A KR 930004962 A KR930004962 A KR 930004962A
- Authority
- KR
- South Korea
- Prior art keywords
- resin
- disk
- center
- metal plate
- resin ring
- Prior art date
Links
- 239000011347 resin Substances 0.000 claims 5
- 229920005989 resin Polymers 0.000 claims 5
- 239000002184 metal Substances 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 3
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0014—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form
- G11B23/0021—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form discs
- G11B23/0028—Details
- G11B23/0035—Details means incorporated in the disc, e.g. hub, to enable its guiding, loading or driving
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 일실시예에 의한 광디스크의 요부를 나타낸 단면도이다,
제2도는 제1도의 광디스크의 허브(hub)의 평면도이다,
제3도는 제1도의 광디스크의 허브의 저면도이다.
Claims (1)
- 디스크본체의 중심부에 취부된 허브에 마그넷 척킹용의 금속판을 설치하고, 상기 금속판의 내주에 수지로서 일체 형성된 내주수지링을 설치하고, 상기 내주수지링의 중심에 스핀들 삽입용의 센터링 구멍을 형성하고 있는 디스크에 있어서, 상기 내주수지링을 내마모성과 도전성을 갖는 수지로써 형성한 것을 특징으로 하는 디스크.※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP03229686A JP3103901B2 (ja) | 1991-08-16 | 1991-08-16 | ディスク |
JP91-229686 | 1991-08-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930004962A true KR930004962A (ko) | 1993-03-23 |
KR100248481B1 KR100248481B1 (ko) | 2000-03-15 |
Family
ID=16896111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920014606A KR100248481B1 (ko) | 1991-08-16 | 1992-08-13 | 디스크 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5369632A (ko) |
JP (1) | JP3103901B2 (ko) |
KR (1) | KR100248481B1 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0684571U (ja) * | 1993-04-15 | 1994-12-02 | 株式会社加藤スプリング製作所 | 面状情報記録媒体 |
JP3248309B2 (ja) * | 1993-08-27 | 2002-01-21 | ソニー株式会社 | 光ディスク |
JP3160752B2 (ja) * | 1995-08-15 | 2001-04-25 | シャープ株式会社 | ディスク用ハブ、ディスクカートリッジおよびディスク駆動装置 |
DE19631319A1 (de) * | 1995-08-15 | 1997-02-20 | Minnesota Mining & Mfg | Platte zur optischen Datenspeicherung |
US6122145A (en) * | 1997-10-15 | 2000-09-19 | B.E. Technology, Llc | Computer diskette with insertable multi-piece media |
US6292459B1 (en) * | 1999-05-14 | 2001-09-18 | Terastor Corporation | Reduction of electrostatic charge build-up in storage medium |
US7558044B2 (en) * | 2005-02-04 | 2009-07-07 | George Kent J | Static electricity eliminator |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4647521A (en) * | 1983-09-08 | 1987-03-03 | Canon Kabushiki Kaisha | Image-holding member having top layer of hydrophobic silica |
JPS6051650U (ja) * | 1983-09-12 | 1985-04-11 | キヤノン株式会社 | 磁気デイスク装置 |
US4532622A (en) * | 1983-10-31 | 1985-07-30 | Mattel, Inc. | Record disc, turntable and method for fixing same |
JPS61117559A (ja) * | 1984-11-13 | 1986-06-04 | Fuji Photo Film Co Ltd | 光感応性組成物 |
US4612271A (en) * | 1984-12-21 | 1986-09-16 | Fuji Photo Film Co., Ltd. | Photosensitive composition comprising azo compounds |
JPH0454606Y2 (ko) * | 1986-06-26 | 1992-12-22 | ||
JPS6334784A (ja) * | 1986-07-29 | 1988-02-15 | Toshiba Corp | 静電容量方式情報記録担体 |
US4789974A (en) * | 1986-09-16 | 1988-12-06 | Matsushita Electric Industrial Co., Ltd. | Optical information recording/reproducing apparatus |
JPS63175240A (ja) * | 1987-01-13 | 1988-07-19 | Canon Inc | 光記録担体およびその光記録・再生方法 |
EP0278358B1 (en) * | 1987-02-06 | 1994-07-20 | Sony Corporation | Disk for recording and/or reproducing apparatus having magnetic chucking device |
US5034934A (en) * | 1988-07-15 | 1991-07-23 | Pioneer Electronic Corp. | Opto-magnetic disk unit with improved dynamic range characteristics and opto-magnetic disk therefor |
US4937119A (en) * | 1988-12-15 | 1990-06-26 | Hoechst Celanese Corp. | Textured organic optical data storage media and methods of preparation |
US5063129A (en) * | 1988-12-15 | 1991-11-05 | Fuji Photo Film Co., Ltd. | Electrophotographic printing plate precursor |
JP2849717B2 (ja) * | 1989-07-18 | 1999-01-27 | 株式会社リコー | 新規なピリジンジチオール化合物及びその製造法 |
US5226033A (en) * | 1990-03-27 | 1993-07-06 | Sony Corporation | Magneto-optical disk hub in which the inner peripheral edge portion of the spindle opening is strengthened and made abrasion resistant |
-
1991
- 1991-08-16 JP JP03229686A patent/JP3103901B2/ja not_active Expired - Fee Related
-
1992
- 1992-08-12 US US07/928,348 patent/US5369632A/en not_active Expired - Fee Related
- 1992-08-13 KR KR1019920014606A patent/KR100248481B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100248481B1 (ko) | 2000-03-15 |
US5369632A (en) | 1994-11-29 |
JP3103901B2 (ja) | 2000-10-30 |
JPH0547127A (ja) | 1993-02-26 |
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Legal Events
Date | Code | Title | Description |
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A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20031202 Year of fee payment: 5 |
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LAPS | Lapse due to unpaid annual fee |