GB2361578B - Inertia ring for improved rotational vibration performance - Google Patents
Inertia ring for improved rotational vibration performanceInfo
- Publication number
- GB2361578B GB2361578B GB0116183A GB0116183A GB2361578B GB 2361578 B GB2361578 B GB 2361578B GB 0116183 A GB0116183 A GB 0116183A GB 0116183 A GB0116183 A GB 0116183A GB 2361578 B GB2361578 B GB 2361578B
- Authority
- GB
- United Kingdom
- Prior art keywords
- rotational vibration
- vibration performance
- inertia ring
- improved rotational
- improved
- 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
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
- G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
- G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
- G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
-
- 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
- G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
- G11B33/08—Insulation or absorption of undesired vibrations or sounds
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13029299P | 1999-04-21 | 1999-04-21 | |
PCT/US2000/010582 WO2000063919A1 (en) | 1999-04-21 | 2000-04-20 | Inertia ring for improved rotational vibration performance |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0116183D0 GB0116183D0 (en) | 2001-08-22 |
GB2361578A GB2361578A (en) | 2001-10-24 |
GB2361578B true GB2361578B (en) | 2003-08-06 |
Family
ID=22443998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0116183A Expired - Fee Related GB2361578B (en) | 1999-04-21 | 2000-04-20 | Inertia ring for improved rotational vibration performance |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE10084347T1 (en) |
GB (1) | GB2361578B (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5214549A (en) * | 1991-07-12 | 1993-05-25 | Seagate Technology, Inc. | Acoustically damped disc drive assembly |
US5282100A (en) * | 1992-01-22 | 1994-01-25 | Quantum Corporation | Disk drive with reduced acoustic noise |
US5469311A (en) * | 1991-03-15 | 1995-11-21 | Hitachi, Ltd. | Vibration absorbing structure for a magnetic disk apparatus |
US5598306A (en) * | 1994-07-29 | 1997-01-28 | International Business Machines Corporation | Damping post for reducing acoustic noise in a disk drive |
EP0780845A1 (en) * | 1995-12-18 | 1997-06-25 | Hitachi, Ltd. | Rotary information recording and reproduction apparatus |
US5781373A (en) * | 1997-03-14 | 1998-07-14 | Western Digital Corporation | Acoustic noise reduction system for a disk drive |
JPH10214480A (en) * | 1997-01-30 | 1998-08-11 | Samsung Electron Co Ltd | Cover for reproducing device for recording carrier |
-
2000
- 2000-04-20 GB GB0116183A patent/GB2361578B/en not_active Expired - Fee Related
- 2000-04-20 DE DE10084347T patent/DE10084347T1/en not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5469311A (en) * | 1991-03-15 | 1995-11-21 | Hitachi, Ltd. | Vibration absorbing structure for a magnetic disk apparatus |
US5214549A (en) * | 1991-07-12 | 1993-05-25 | Seagate Technology, Inc. | Acoustically damped disc drive assembly |
US5282100A (en) * | 1992-01-22 | 1994-01-25 | Quantum Corporation | Disk drive with reduced acoustic noise |
US5598306A (en) * | 1994-07-29 | 1997-01-28 | International Business Machines Corporation | Damping post for reducing acoustic noise in a disk drive |
EP0780845A1 (en) * | 1995-12-18 | 1997-06-25 | Hitachi, Ltd. | Rotary information recording and reproduction apparatus |
JPH10214480A (en) * | 1997-01-30 | 1998-08-11 | Samsung Electron Co Ltd | Cover for reproducing device for recording carrier |
US5781373A (en) * | 1997-03-14 | 1998-07-14 | Western Digital Corporation | Acoustic noise reduction system for a disk drive |
Also Published As
Publication number | Publication date |
---|---|
DE10084347T1 (en) | 2002-03-21 |
GB2361578A (en) | 2001-10-24 |
GB0116183D0 (en) | 2001-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20070420 |