KR970050365A - 모터 구동방식 광픽업 구동장치 - Google Patents
모터 구동방식 광픽업 구동장치 Download PDFInfo
- Publication number
- KR970050365A KR970050365A KR1019950067907A KR19950067907A KR970050365A KR 970050365 A KR970050365 A KR 970050365A KR 1019950067907 A KR1019950067907 A KR 1019950067907A KR 19950067907 A KR19950067907 A KR 19950067907A KR 970050365 A KR970050365 A KR 970050365A
- Authority
- KR
- South Korea
- Prior art keywords
- objective lens
- tracking
- driving
- focusing
- motor
- Prior art date
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 (1)
- 디스크상의 정보를 읽기 위한 대물렌즈(154)와 홀로그램 장치(156)가 설치되는 광픽-업 구동장치에 있어서, 상기 대물렌즈(154)와 대물렌즈(154)의 수직하방에 홀로 그램 장치(156)가 설치되고 일측에 포커싱 방향으로 랙기어부(146)가 형성되며 적소에 포커싱 방향으로 다수개의 지지홈(122)이 형성되는 대물렌즈 홀더(150)와, 상기 대물렌즈 홀더(150)의 랙기어부에 맞물려 대물렌즈 홀더(150)를 포커싱 방향으로 이동시키는 평기어(144)가 설치되고 이 평기어(144)를 모터(142)로 구동시키는 포커싱 구동수단(140)과, 상기 대물렌즈 홀더(150)의 지지홈(122)에 끼워져 슬라이드 되는 지지축(124)이 형성되고 포커싱 구동수단(140)이 설치되며 일측에 트랙킹 방향으로 스크류가 형성된 트랙킹 홈(136)이 형성되는 요크 플레이트(120)와, 상기 요크 플레이트(120)의 트래킹 홈(136)에 끼워져 요크 플레이드(120)를 트랙킹 방향으로 이동시키는 트랙킹 스크류(134)가 설치되고 이 트랙킹 스크류(134)를 모터 (132) 로 구동시키는 트랙킹 구동수단(130)과 상기 요크 플레이트(120)와 트랙킹 구동수단 (130)이 설치되는 베이스 플레이트(110)로 구성되는 모터 구동방식 광픽-업 구동장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950067907A KR0181822B1 (ko) | 1995-12-30 | 1995-12-30 | 모터 구동방식 광픽업 구동장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950067907A KR0181822B1 (ko) | 1995-12-30 | 1995-12-30 | 모터 구동방식 광픽업 구동장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970050365A true KR970050365A (ko) | 1997-07-29 |
KR0181822B1 KR0181822B1 (ko) | 1999-04-15 |
Family
ID=19447924
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950067907A KR0181822B1 (ko) | 1995-12-30 | 1995-12-30 | 모터 구동방식 광픽업 구동장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0181822B1 (ko) |
-
1995
- 1995-12-30 KR KR1019950067907A patent/KR0181822B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR0181822B1 (ko) | 1999-04-15 |
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Date | Code | Title | Description |
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A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19951230 |
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PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19951230 Comment text: Request for Examination of Application |
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E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 19980911 Patent event code: PE09021S01D |
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E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19981127 |
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GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 19981209 Patent event code: PR07011E01D |
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PR1002 | Payment of registration fee |
Payment date: 19981209 End annual number: 3 Start annual number: 1 |
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PG1601 | Publication of registration | ||
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20021011 |