TW509934B - Disk apparatus - Google Patents
Disk apparatus Download PDFInfo
- Publication number
- TW509934B TW509934B TW088111889A TW88111889A TW509934B TW 509934 B TW509934 B TW 509934B TW 088111889 A TW088111889 A TW 088111889A TW 88111889 A TW88111889 A TW 88111889A TW 509934 B TW509934 B TW 509934B
- Authority
- TW
- Taiwan
- Prior art keywords
- magnetic
- magnet
- magnetic disk
- sphere
- magnetized
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
- G11B19/2027—Turntables or rotors incorporating balancing means; Means for detecting imbalance
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/04—Balancing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/32—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels
- F16F15/36—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels operating automatically, i.e. where, for a given amount of unbalance, there is movement of masses until balance is achieved
- F16F15/363—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels operating automatically, i.e. where, for a given amount of unbalance, there is movement of masses until balance is achieved using rolling bodies, e.g. balls free to move in a circumferential direction
-
- 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
- G11B17/022—Positioning or locking of single discs
- G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
- G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Rotational Drive Of Disk (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10203836A JP2000040281A (ja) | 1998-07-17 | 1998-07-17 | ディスク装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW509934B true TW509934B (en) | 2002-11-11 |
Family
ID=16480516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW088111889A TW509934B (en) | 1998-07-17 | 1999-07-13 | Disk apparatus |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2000040281A (fr) |
KR (1) | KR20010023980A (fr) |
CN (1) | CN1273668A (fr) |
TW (1) | TW509934B (fr) |
WO (1) | WO2000004542A1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6219328B1 (en) * | 1997-10-31 | 2001-04-17 | Funai Electric Co., Ltd. | Disc rotating apparatus |
JP2001023291A (ja) * | 1999-07-09 | 2001-01-26 | Mitsumi Electric Co Ltd | ディスク駆動装置 |
JP2001256717A (ja) | 2000-03-14 | 2001-09-21 | Matsushita Electric Ind Co Ltd | ディスク装置 |
KR100396546B1 (ko) * | 2000-12-21 | 2003-09-02 | 삼성전자주식회사 | 디스크 플레이어 및, 이에 채용되는 자기보상형 밸런서일체형 턴테이블, 자기보상형 밸런서 일체형 클램퍼 및자기보상형 밸런서 일체형 스핀들모터 |
JP2003174755A (ja) * | 2001-12-06 | 2003-06-20 | Sankyo Seiki Mfg Co Ltd | 回転駆動装置 |
EP1498160A1 (fr) * | 2003-07-16 | 2005-01-19 | Jun-Seok Oh | Roulette pour un patin à roulettes alignées |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2824250B2 (ja) * | 1996-07-19 | 1998-11-11 | 松下電器産業株式会社 | ディスク駆動装置 |
KR100571030B1 (ko) * | 1996-09-17 | 2006-09-28 | 가부시끼가이샤 히다치 세이사꾸쇼 | 디스크장치 |
MY129687A (en) * | 1996-10-09 | 2007-04-30 | Samsung Electronics Co Ltd | Disk player, and turntable incorporating self-compensating dynamic balancer, clamper incorporating self-compensating dynamic balancer and spindle motor incorporating self-compensating dynamic balanceradopted for disk player |
DE19806898A1 (de) * | 1998-02-19 | 1999-08-26 | Thomson Brandt Gmbh | Gerät zum Lesen und/oder Beschreiben scheibenförmiger Aufzeichnungsträger |
-
1998
- 1998-07-17 JP JP10203836A patent/JP2000040281A/ja active Pending
-
1999
- 1999-07-08 KR KR1020007002702A patent/KR20010023980A/ko not_active Application Discontinuation
- 1999-07-08 WO PCT/JP1999/003702 patent/WO2000004542A1/fr active Application Filing
- 1999-07-08 CN CN99801119A patent/CN1273668A/zh active Pending
- 1999-07-13 TW TW088111889A patent/TW509934B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2000040281A (ja) | 2000-02-08 |
CN1273668A (zh) | 2000-11-15 |
KR20010023980A (ko) | 2001-03-26 |
WO2000004542A1 (fr) | 2000-01-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GD4A | Issue of patent certificate for granted invention patent | ||
MM4A | Annulment or lapse of patent due to non-payment of fees |