JPH02117713U - - Google Patents
Info
- Publication number
- JPH02117713U JPH02117713U JP1989026125U JP2612589U JPH02117713U JP H02117713 U JPH02117713 U JP H02117713U JP 1989026125 U JP1989026125 U JP 1989026125U JP 2612589 U JP2612589 U JP 2612589U JP H02117713 U JPH02117713 U JP H02117713U
- Authority
- JP
- Japan
- Prior art keywords
- fulcrum
- optical pickup
- movable
- tilt mechanism
- pick
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 17
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
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
- G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
- G11B7/0956—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/0857—Arrangements for mechanically moving the whole head
- G11B7/08582—Sled-type positioners
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989026125U JPH0648568Y2 (ja) | 1989-03-09 | 1989-03-09 | 光ピックアップ装置のチルト機構 |
| US07/430,536 US5036507A (en) | 1989-03-09 | 1989-11-01 | Tilting mechanism for optical pickup unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989026125U JPH0648568Y2 (ja) | 1989-03-09 | 1989-03-09 | 光ピックアップ装置のチルト機構 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02117713U true JPH02117713U (US06826419-20041130-M00005.png) | 1990-09-20 |
| JPH0648568Y2 JPH0648568Y2 (ja) | 1994-12-12 |
Family
ID=12184844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989026125U Expired - Lifetime JPH0648568Y2 (ja) | 1989-03-09 | 1989-03-09 | 光ピックアップ装置のチルト機構 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US5036507A (US06826419-20041130-M00005.png) |
| JP (1) | JPH0648568Y2 (US06826419-20041130-M00005.png) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0352123A (ja) * | 1989-07-19 | 1991-03-06 | Matsushita Electric Ind Co Ltd | 対物レンズ駆動装置 |
| US5146441A (en) * | 1990-05-26 | 1992-09-08 | Pioneer Electronic Corporation | Supporting device of an optical pickup |
| JP2519827B2 (ja) * | 1990-09-14 | 1996-07-31 | シャープ株式会社 | ディスク再生装置 |
| US5311497A (en) * | 1991-09-30 | 1994-05-10 | Sony Corporation | Pickup feeding apparatus for a double-sided reproducing disc player |
| KR980004506A (ko) * | 1996-06-29 | 1998-03-30 | 김광호 | 디스크 플레이어의 픽업 기울기 조정 장치 |
| JP4197966B2 (ja) * | 2003-02-05 | 2008-12-17 | 三星電子株式会社 | 光ディスクドライブ |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8500592A (nl) * | 1985-03-04 | 1986-10-01 | Philips Nv | Electro-optische inrichting. |
| JPH0614256Y2 (ja) * | 1987-03-06 | 1994-04-13 | パイオニア株式会社 | 光学式デイスクプレ−ヤ |
-
1989
- 1989-03-09 JP JP1989026125U patent/JPH0648568Y2/ja not_active Expired - Lifetime
- 1989-11-01 US US07/430,536 patent/US5036507A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US5036507A (en) | 1991-07-30 |
| JPH0648568Y2 (ja) | 1994-12-12 |
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