KR100498421B1 - 하드 디스크 드라이브 - Google Patents
하드 디스크 드라이브 Download PDFInfo
- Publication number
- KR100498421B1 KR100498421B1 KR1019970082022A KR19970082022A KR100498421B1 KR 100498421 B1 KR100498421 B1 KR 100498421B1 KR 1019970082022 A KR1019970082022 A KR 1019970082022A KR 19970082022 A KR19970082022 A KR 19970082022A KR 100498421 B1 KR100498421 B1 KR 100498421B1
- Authority
- KR
- South Korea
- Prior art keywords
- spacer
- reference clock
- hard disk
- disk drive
- spindle motor
- 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
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Classifications
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- 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
- G11B19/2045—Hubs
-
- 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
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- 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
- G11B19/28—Speed controlling, regulating, or indicating
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- 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
- G11B2220/2508—Magnetic discs
- G11B2220/2516—Hard disks
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Abstract
Description
Claims (1)
- 본체 베이스에 장착되어 회전하는 스핀들 모터, 상기 스핀들 모터에 디스크를 고정하기 위한 허브, 상기 디스크를 상기 스핀들 모터에 고정할 때 디스크들 간의 간격 및 평탄도를 유지하기 위해 개재시키는 스페이서; 그리고 상기 디스크를 상부에서 스핀들 모터에 단단히 고정되게 하는 클램프를 가지는 하드 디스크 드라이브 있어서,상기 스페이서에는 기준 클록 정보에 상응하는 패턴을 형성되어져 있고,상기 스페이서에 광신호를 조사시키는 발광 수단;상기 스페이서에서 반사된 광신호의 크기에 상응하는 전기적 신호를 발생하는 수광 수단; 및상기 수광 수단에서 발생된 전기적 신호를 파형 정형하여 기준 클록 신호를 발생하는 기준 클록 재생부를 더 포함하는 것을 특징으로 하는 하드 디스크 드라이브.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970082022A KR100498421B1 (ko) | 1997-12-31 | 1997-12-31 | 하드 디스크 드라이브 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970082022A KR100498421B1 (ko) | 1997-12-31 | 1997-12-31 | 하드 디스크 드라이브 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990061732A KR19990061732A (ko) | 1999-07-26 |
KR100498421B1 true KR100498421B1 (ko) | 2005-09-02 |
Family
ID=37304510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970082022A Expired - Fee Related KR100498421B1 (ko) | 1997-12-31 | 1997-12-31 | 하드 디스크 드라이브 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100498421B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR890702180A (ko) * | 1987-10-26 | 1989-12-23 | 제이.에드워드스 윌리암 | 디스크 드라이브의 디스크용 스페이서 |
JPH076469A (ja) * | 1993-06-14 | 1995-01-10 | Nec Corp | 磁気ディスク装置 |
JPH07130034A (ja) * | 1993-11-05 | 1995-05-19 | Hitachi Ltd | 光情報記録媒体 |
-
1997
- 1997-12-31 KR KR1019970082022A patent/KR100498421B1/ko not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR890702180A (ko) * | 1987-10-26 | 1989-12-23 | 제이.에드워드스 윌리암 | 디스크 드라이브의 디스크용 스페이서 |
JPH076469A (ja) * | 1993-06-14 | 1995-01-10 | Nec Corp | 磁気ディスク装置 |
JPH07130034A (ja) * | 1993-11-05 | 1995-05-19 | Hitachi Ltd | 光情報記録媒体 |
Also Published As
Publication number | Publication date |
---|---|
KR19990061732A (ko) | 1999-07-26 |
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