DE3478826D1 - Optical system drive for optical recording/reproducing apparatus - Google Patents
Optical system drive for optical recording/reproducing apparatusInfo
- Publication number
- DE3478826D1 DE3478826D1 DE8484113115T DE3478826T DE3478826D1 DE 3478826 D1 DE3478826 D1 DE 3478826D1 DE 8484113115 T DE8484113115 T DE 8484113115T DE 3478826 T DE3478826 T DE 3478826T DE 3478826 D1 DE3478826 D1 DE 3478826D1
- Authority
- DE
- Germany
- Prior art keywords
- reproducing apparatus
- system drive
- optical
- optical system
- optical recording
- 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
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
- G11B7/0932—Details of sprung supports
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58202600A JPS6095735A (ja) | 1983-10-31 | 1983-10-31 | 対物レンズ駆動装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3478826D1 true DE3478826D1 (en) | 1989-08-03 |
Family
ID=16460136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484113115T Expired DE3478826D1 (en) | 1983-10-31 | 1984-10-31 | Optical system drive for optical recording/reproducing apparatus |
Country Status (4)
Country | Link |
---|---|
US (1) | US4669823A (de) |
EP (1) | EP0143356B1 (de) |
JP (1) | JPS6095735A (de) |
DE (1) | DE3478826D1 (de) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60239939A (ja) * | 1984-05-14 | 1985-11-28 | Hitachi Ltd | 対物レンズ駆動装置 |
NL8402777A (nl) * | 1984-09-12 | 1986-04-01 | Philips Nv | Lensdrager ten behoeve van een electrodynamische inrichting voor het met een stralingsvlek inschrijven en/of aftasten van optische platen, alsmede een werkwijze voor het vervaardigen van een lensdrager. |
JPS6242121U (de) * | 1985-08-30 | 1987-03-13 | ||
US4750164A (en) * | 1985-12-09 | 1988-06-07 | Canon Kabushiki Kaisha | Optical system driving device |
NL8600437A (nl) * | 1986-02-21 | 1987-09-16 | Philips Nv | Electro-optische inrichting. |
US4842392A (en) * | 1986-05-26 | 1989-06-27 | Matsushita Electric Industrial Co., Ltd. | Objective lens driving unit |
JPH0766553B2 (ja) * | 1986-06-06 | 1995-07-19 | オリンパス光学工業株式会社 | 対物レンズ駆動装置 |
JPS63257927A (ja) * | 1987-04-15 | 1988-10-25 | Pioneer Electronic Corp | ピツクアツプアクチユエ−タ |
US4794581A (en) * | 1987-06-25 | 1988-12-27 | International Business Machines Corporation | Lens support system enabling focussing and tracking motions employing a unitary lens holder |
NL8701526A (nl) * | 1987-06-30 | 1989-01-16 | Philips Nv | Inrichting voor het optisch aftasten van een roterende plaat. |
DE3828146A1 (de) * | 1988-08-19 | 1990-02-22 | Philips Patentverwaltung | Elektrodynamischer aktuator fuer eine optische einschreib- und ausleseeinheit |
JPH0266739A (ja) * | 1988-09-01 | 1990-03-06 | Pioneer Electron Corp | 光学式ビックアップ装置 |
JP2684738B2 (ja) * | 1988-12-29 | 1997-12-03 | ソニー株式会社 | 対物レンズ駆動装置 |
JPH02203431A (ja) * | 1989-02-02 | 1990-08-13 | Teac Corp | 対物レンズ駆動装置及びその製造方法 |
JPH0690803B2 (ja) * | 1989-05-22 | 1994-11-14 | パイオニア株式会社 | 情報読取装置の製造方法 |
US5136558A (en) * | 1989-06-20 | 1992-08-04 | Applied Magnetics Corporation | Two axis electromagnetic actuator |
JP2741092B2 (ja) * | 1990-05-29 | 1998-04-15 | アルプス電気株式会社 | 光ディスクプレーヤの振動防止装置 |
US5218585A (en) * | 1990-10-01 | 1993-06-08 | International Business Machines Corporation | Phase shifting feedback control in an optical disk drive |
GB2248989B (en) * | 1990-10-15 | 1995-05-24 | Applied Magnetics Corp | Focus sensing apparatus and method |
US5245174A (en) * | 1990-10-15 | 1993-09-14 | Applied Magnetics Corporation | Focus sensing apparatus utilizing a reflecting surface having variable reflectivity |
JP2978588B2 (ja) * | 1991-05-27 | 1999-11-15 | パイオニア株式会社 | 光ピックアップにおけるレンズ駆動装置の製造方法 |
US5177640A (en) * | 1991-10-08 | 1993-01-05 | Applied Magnetics Corporation | Two-axis moving coil actuator |
DE69219856T2 (de) * | 1991-11-07 | 1997-12-18 | Philips Electronics Nv | Elektrooptische Abtasteinrichtung, Gelenkelement zum Gebrauch in der Abtasteinrichtung sowie optischer Plattenspieler mit der Abtasteinrichtung |
JPH05266506A (ja) * | 1992-03-19 | 1993-10-15 | Sony Corp | 2軸アクチュエータ |
EP0576738B1 (de) * | 1992-07-02 | 1997-10-01 | The Procter & Gamble Company | Absorbierendes Feingut aus Hydrogel in absorbierenden Strukturen |
JPH0644590A (ja) * | 1992-07-28 | 1994-02-18 | Asahi Optical Co Ltd | 光学式情報記録再生装置の対物レンズ電磁駆動装置 |
GB9217129D0 (en) * | 1992-08-13 | 1992-09-23 | Secr Defence | Vibration reduction |
JP3208751B2 (ja) * | 1993-03-23 | 2001-09-17 | ソニー株式会社 | 光学ピックアップ |
US5777806A (en) * | 1993-04-30 | 1998-07-07 | Olympus Optical Co., Ltd. | Optical system supporting device with flowable damping material |
US5579176A (en) * | 1993-04-30 | 1996-11-26 | Olympus Optical Co., Ltd. | Optical system supporting device with flowable damping material |
JP2972485B2 (ja) * | 1993-06-07 | 1999-11-08 | 日本電気株式会社 | 対物レンズアクチュエータ |
US5724337A (en) * | 1993-10-29 | 1998-03-03 | Tdk Corporation | Optical pickup with a compact design |
JP3279024B2 (ja) * | 1993-10-30 | 2002-04-30 | ソニー株式会社 | 光ピックアップ装置 |
JP3246140B2 (ja) * | 1993-11-16 | 2002-01-15 | ソニー株式会社 | 対物レンズ駆動装置 |
JP3319481B2 (ja) * | 1993-12-22 | 2002-09-03 | ソニー株式会社 | 対物レンズ駆動装置及びこれを利用した光ディスク装置 |
JP2833464B2 (ja) * | 1994-02-14 | 1998-12-09 | 日本電気株式会社 | 対物レンズアクチュエータおよびその製造方法 |
JPH0863769A (ja) * | 1994-06-17 | 1996-03-08 | Sony Corp | 対物レンズ駆動装置及びその製造方法 |
JPH08167158A (ja) * | 1994-12-13 | 1996-06-25 | Sony Corp | 二軸アクチュエータ |
JPH07307031A (ja) * | 1994-12-19 | 1995-11-21 | Olympus Optical Co Ltd | 対物レンズ駆動装置 |
JP2860964B2 (ja) * | 1994-12-19 | 1999-02-24 | オリンパス光学工業株式会社 | 対物レンズ駆動装置 |
KR200168981Y1 (ko) * | 1997-08-27 | 2000-02-01 | 윤종용 | 광픽업의 대물렌즈 구동장치 |
US5986983A (en) * | 1997-11-19 | 1999-11-16 | Eastman Kodak Company | Multiple degrees of freedom actuator for optical recording |
KR100555510B1 (ko) * | 2003-07-24 | 2006-03-03 | 삼성전자주식회사 | 지지부재, 광픽업 액튜에이터 및 광기록/재생 장치 |
EP2270784A3 (de) * | 2004-01-14 | 2011-05-04 | LG Electronics, Inc. | Stellantrieb eines optischen Abstastgeräts |
EP2665165B1 (de) | 2006-05-11 | 2021-07-07 | LG Innotek Co., Ltd. | Motor zum Antrieb eines Linsensatzes |
JP2008158185A (ja) * | 2006-12-22 | 2008-07-10 | Nhk Spring Co Ltd | 光走査用アクチュエータ |
JP2008268404A (ja) * | 2007-04-18 | 2008-11-06 | Tricore Corp | ボイスコイル型のレンズ駆動装置 |
JP2008268475A (ja) * | 2007-04-19 | 2008-11-06 | Tricore Corp | ボイスコイル型のレンズ駆動装置 |
TWI409573B (zh) * | 2009-02-12 | 2013-09-21 | Delta Electronics Inc | 二維調整結構及包含該二維調整結構之投影裝置 |
US11271308B2 (en) * | 2017-09-05 | 2022-03-08 | Sri International | Diamagnetic mechanically based antenna |
CN108513839A (zh) * | 2018-06-08 | 2018-09-11 | 宁波百厚网具制造有限公司 | 一种大棚用卡膜槽结构 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1588900A (en) * | 1922-12-15 | 1926-06-15 | Eclipse Machine Co | Flexible link for velocipedes and the like |
GB575069A (en) * | 1944-02-02 | 1946-02-01 | Edmund Walter Mortimer | Improvements in and relating to the mounting of gramophone units |
US4117997A (en) * | 1974-04-19 | 1978-10-03 | Honeywell Information Systems Inc. | Motor isolation mount for disk drives |
JPS5680836A (en) * | 1979-12-07 | 1981-07-02 | Seiko Instr & Electronics Ltd | Optical information reader |
JPS56105358A (en) * | 1980-01-22 | 1981-08-21 | Mitsubishi Electric Corp | Magnetic head supporting mechanism |
JPS5759697U (de) | 1980-09-25 | 1982-04-08 | ||
JPS5761258U (de) | 1980-09-29 | 1982-04-12 | ||
US4592037A (en) * | 1980-11-28 | 1986-05-27 | Hitachi, Ltd. | Device for displacing a pickup head in multi-axial directions |
JPS57122030U (de) | 1981-01-26 | 1982-07-29 | ||
JPS57161813A (en) * | 1981-03-31 | 1982-10-05 | Olympus Optical Co Ltd | Optical head driver |
JPS57208641A (en) * | 1981-06-19 | 1982-12-21 | Hitachi Ltd | Multishaft driving device |
JPS58146035A (ja) * | 1982-02-23 | 1983-08-31 | Foster Denki Kk | 情報再生装置 |
FR2522860B1 (fr) * | 1982-03-02 | 1989-07-13 | Thomson Csf | Tete optique d'ecriture-lecture d'un disque optique et dispositif optique associe a une telle tete |
US4568142A (en) * | 1982-04-26 | 1986-02-04 | Hitachi, Ltd. | Objective lens drive apparatus |
US4646283A (en) * | 1983-05-31 | 1987-02-24 | Matsushita Electric Industrial Co., Ltd. | Objective lens driving apparatus for optical disc player |
DE3324861C2 (de) * | 1983-07-09 | 1986-02-13 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Lesevorrichtung zum optischen Abtasten von auf einem bewegten plattenförmigen Träger aufgezeichneten Informationen |
-
1983
- 1983-10-31 JP JP58202600A patent/JPS6095735A/ja active Granted
-
1984
- 1984-10-31 DE DE8484113115T patent/DE3478826D1/de not_active Expired
- 1984-10-31 EP EP84113115A patent/EP0143356B1/de not_active Expired
- 1984-10-31 US US06/666,747 patent/US4669823A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6095735A (ja) | 1985-05-29 |
JPH0467258B2 (de) | 1992-10-27 |
US4669823A (en) | 1987-06-02 |
EP0143356B1 (de) | 1989-06-28 |
EP0143356A2 (de) | 1985-06-05 |
EP0143356A3 (en) | 1986-02-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |