JPH0480452B2 - - Google Patents
Info
- Publication number
- JPH0480452B2 JPH0480452B2 JP58097111A JP9711183A JPH0480452B2 JP H0480452 B2 JPH0480452 B2 JP H0480452B2 JP 58097111 A JP58097111 A JP 58097111A JP 9711183 A JP9711183 A JP 9711183A JP H0480452 B2 JPH0480452 B2 JP H0480452B2
- Authority
- JP
- Japan
- Prior art keywords
- holder
- objective lens
- base
- drive coil
- circuit board
- 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
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000005476 soldering Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
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
- G11B7/0933—Details of stationary 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
- G11B7/0932—Details of sprung supports
Landscapes
- Automatic Focus Adjustment (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9711183A JPS59221838A (ja) | 1983-05-31 | 1983-05-31 | 光デイスクプレ−ヤの対物レンズ駆動装置 |
US06/700,818 US4646283A (en) | 1983-05-31 | 1984-05-29 | Objective lens driving apparatus for optical disc player |
PCT/JP1984/000275 WO1984004841A1 (en) | 1983-05-31 | 1984-05-29 | Apparatus for driving objective lens of optical disc player |
US09/120,799 USRE37084E1 (en) | 1983-05-31 | 1984-05-29 | Objective lens driving apparatus for optical disc player |
EP84902073A EP0144445B1 (en) | 1983-05-31 | 1984-05-29 | Apparatus for driving objective lens of optical disc player |
DE8484902073T DE3469814D1 (en) | 1983-05-31 | 1984-05-29 | Apparatus for driving objective lens of optical disc player |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9711183A JPS59221838A (ja) | 1983-05-31 | 1983-05-31 | 光デイスクプレ−ヤの対物レンズ駆動装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59221838A JPS59221838A (ja) | 1984-12-13 |
JPH0480452B2 true JPH0480452B2 (xx) | 1992-12-18 |
Family
ID=14183468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9711183A Granted JPS59221838A (ja) | 1983-05-31 | 1983-05-31 | 光デイスクプレ−ヤの対物レンズ駆動装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59221838A (xx) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61197211A (ja) * | 1985-02-27 | 1986-09-01 | Asahi Chem Ind Co Ltd | ポリオキシメチレン圧延体の製造法 |
JP2793126B2 (ja) * | 1994-06-03 | 1998-09-03 | オリンパス光学工業株式会社 | レンズ駆動装置 |
JP2793127B2 (ja) * | 1994-06-03 | 1998-09-03 | オリンパス光学工業株式会社 | レンズ駆動装置 |
JP2661581B2 (ja) * | 1995-03-02 | 1997-10-08 | ソニー株式会社 | 対物レンズ駆動装置 |
JPH09134537A (ja) * | 1996-08-22 | 1997-05-20 | Sony Corp | 対物レンズ駆動装置 |
JP4496973B2 (ja) * | 2005-01-28 | 2010-07-07 | パナソニック株式会社 | 光ピックアップ装置及び光ディスク装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53176U (xx) * | 1976-06-21 | 1978-01-05 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS624909Y2 (xx) * | 1981-04-20 | 1987-02-04 |
-
1983
- 1983-05-31 JP JP9711183A patent/JPS59221838A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53176U (xx) * | 1976-06-21 | 1978-01-05 |
Also Published As
Publication number | Publication date |
---|---|
JPS59221838A (ja) | 1984-12-13 |
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