KR0120588Y1 - 디스크 추적장치인 구동부의 렌즈 홀더 장치 - Google Patents
디스크 추적장치인 구동부의 렌즈 홀더 장치Info
- Publication number
- KR0120588Y1 KR0120588Y1 KR2019940017330U KR19940017330U KR0120588Y1 KR 0120588 Y1 KR0120588 Y1 KR 0120588Y1 KR 2019940017330 U KR2019940017330 U KR 2019940017330U KR 19940017330 U KR19940017330 U KR 19940017330U KR 0120588 Y1 KR0120588 Y1 KR 0120588Y1
- Authority
- KR
- South Korea
- Prior art keywords
- lens holder
- disk
- balance weight
- drive unit
- present
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/0935—Details of the moving parts
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/0933—Details of stationary parts
Landscapes
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (2)
- 레이저 픽업의 디스크 추적장치인 구동부의 렌즈홀더(11) 양측에는 엑츄에이터(14)를 고정하고, 상기 렌즈홀더(1)에 코일(15)을 설치하며, 전, 후에는 요크(17)와 자석(16)을 설치하고, 상부면에는 대물렌즈(13)를 설치한 디스크 추적장치에 있어서, 상기 렌즈홀더(11) 하단에 무게중심과 질량중심을 맞추기위한 밸런스웨이트(12)를 일체화되게 형성하여 상기 렌즈홀더(11)가 포커스 방향과 트래킹 방향으로 정확히 운동하여 우수한 주파수 특성을 갖도록 함을 특징으로 하는 디스크 추적장치인 구동부의 렌즈홀더 장치.
- 제 1 항에 있어서 상기 렌즈 홀더(11)는 사출시 밸런스 웨이트(12)가 하단부에 돌출되도록 일체로 사출하여 형성한것을 특징으로 하는 디스크 추적장치인 구동부의 렌즈홀더 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019940017330U KR0120588Y1 (ko) | 1994-07-13 | 1994-07-13 | 디스크 추적장치인 구동부의 렌즈 홀더 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019940017330U KR0120588Y1 (ko) | 1994-07-13 | 1994-07-13 | 디스크 추적장치인 구동부의 렌즈 홀더 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960004154U KR960004154U (ko) | 1996-02-14 |
KR0120588Y1 true KR0120588Y1 (ko) | 1998-08-01 |
Family
ID=19388266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019940017330U Expired - Lifetime KR0120588Y1 (ko) | 1994-07-13 | 1994-07-13 | 디스크 추적장치인 구동부의 렌즈 홀더 장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0120588Y1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030056817A (ko) * | 2001-12-28 | 2003-07-04 | 삼성전기주식회사 | 광픽업 액츄에이터 |
KR100601688B1 (ko) * | 2004-06-22 | 2006-07-14 | 삼성전자주식회사 | 광픽업 액츄에이터 및 그 제조 방법 및 이를 적용한광픽업 및 광 기록 및/또는 재생기기 |
-
1994
- 1994-07-13 KR KR2019940017330U patent/KR0120588Y1/ko not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030056817A (ko) * | 2001-12-28 | 2003-07-04 | 삼성전기주식회사 | 광픽업 액츄에이터 |
KR100601688B1 (ko) * | 2004-06-22 | 2006-07-14 | 삼성전자주식회사 | 광픽업 액츄에이터 및 그 제조 방법 및 이를 적용한광픽업 및 광 기록 및/또는 재생기기 |
Also Published As
Publication number | Publication date |
---|---|
KR960004154U (ko) | 1996-02-14 |
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Legal Events
Date | Code | Title | Description |
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UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19940713 |
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E701 | Decision to grant or registration of patent right | ||
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