DE68908258D1 - Plattenabstandsring fuer plattenstapel. - Google Patents
Plattenabstandsring fuer plattenstapel.Info
- Publication number
- DE68908258D1 DE68908258D1 DE8989300873T DE68908258T DE68908258D1 DE 68908258 D1 DE68908258 D1 DE 68908258D1 DE 8989300873 T DE8989300873 T DE 8989300873T DE 68908258 T DE68908258 T DE 68908258T DE 68908258 D1 DE68908258 D1 DE 68908258D1
- Authority
- DE
- Germany
- Prior art keywords
- plate
- spacing ring
- stack
- plate stack
- plate spacing
- 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 - Fee Related
Links
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
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
- G11B17/038—Centering or locking of a plurality of discs in a single cartridge
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
- G11B33/1446—Reducing contamination, e.g. by dust, debris
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/182,675 US4873594A (en) | 1988-04-18 | 1988-04-18 | Disk spacer ring having air pumps |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68908258D1 true DE68908258D1 (de) | 1993-09-16 |
DE68908258T2 DE68908258T2 (de) | 1993-11-25 |
Family
ID=22669529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89300873T Expired - Fee Related DE68908258T2 (de) | 1988-04-18 | 1989-01-30 | Plattenabstandsring für Plattenstapel. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4873594A (de) |
EP (1) | EP0341804B1 (de) |
JP (1) | JPH01276479A (de) |
CA (1) | CA1321643C (de) |
DE (1) | DE68908258T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5218503A (en) * | 1991-10-18 | 1993-06-08 | Syquest Technology, Inc. | 31/2 inch removable cartridge for a disk drive |
CA2089793A1 (en) * | 1992-05-18 | 1993-11-19 | Thomas Allen Gregory | Spacer ring reservoir for magnetic recording disk lubricant |
JP2553316B2 (ja) * | 1993-03-02 | 1996-11-13 | インターナショナル・ビジネス・マシーンズ・コーポレイション | データ記憶ディスク・ドライブ装置 |
US5872768A (en) * | 1996-11-22 | 1999-02-16 | Eastman Kodak Company | Optical discs with cover sheets and pressure equalization of the enclosed air |
KR100468738B1 (ko) * | 2002-06-19 | 2005-01-29 | 삼성전자주식회사 | 하드 디스크 드라이브의 디스크 스페이서 |
JP2004185759A (ja) * | 2002-12-05 | 2004-07-02 | Matsushita Electric Ind Co Ltd | ディスク装置およびその組み立て方法 |
US7334243B2 (en) * | 2005-08-30 | 2008-02-19 | Delphi Technologies, Inc. | Vane integration into motor hub to enhance CD cooling |
KR101101567B1 (ko) * | 2010-07-09 | 2012-01-02 | 삼성전기주식회사 | 모터 |
KR101101642B1 (ko) * | 2010-07-16 | 2012-01-02 | 삼성전기주식회사 | 모터 및 이를 구비하는 디스크 구동 장치 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4345285A (en) * | 1980-06-03 | 1982-08-17 | Burroughs Corporation | Floppy pack with variably-spaced isolation means |
JPS6058548B2 (ja) * | 1980-10-29 | 1985-12-20 | 富士通株式会社 | 磁気ディスク装置 |
US4538192A (en) * | 1982-06-14 | 1985-08-27 | Rodime Limited | Ventilation system for computer disc drive hub assembly |
US4707752A (en) * | 1982-12-02 | 1987-11-17 | Unisys Corp. | Spacer means on floppy disks and associated techniques |
JPS62129991A (ja) * | 1985-11-30 | 1987-06-12 | Teac Co | デイスク駆動装置 |
-
1988
- 1988-04-18 US US07/182,675 patent/US4873594A/en not_active Expired - Lifetime
- 1988-12-01 CA CA000584670A patent/CA1321643C/en not_active Expired - Fee Related
- 1988-12-14 JP JP63316084A patent/JPH01276479A/ja active Granted
-
1989
- 1989-01-30 DE DE89300873T patent/DE68908258T2/de not_active Expired - Fee Related
- 1989-01-30 EP EP89300873A patent/EP0341804B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0341804A3 (en) | 1990-08-01 |
CA1321643C (en) | 1993-08-24 |
EP0341804B1 (de) | 1993-08-11 |
US4873594A (en) | 1989-10-10 |
EP0341804A2 (de) | 1989-11-15 |
JPH01276479A (ja) | 1989-11-07 |
DE68908258T2 (de) | 1993-11-25 |
JPH05795B2 (de) | 1993-01-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |