DE69024511D1 - Gerät zum Verstellen einer Objektivlinse - Google Patents

Gerät zum Verstellen einer Objektivlinse

Info

Publication number: DE69024511D1
Authority: DE; Germany
Prior art keywords: adjusting; objective lens; objective; lens
Prior art date: 1989-02-10
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

Application number

DE69024511T

Other languages

English (en)

Other versions

DE69024511T2 (de

Inventor

Akihiro Kasahara

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Toshiba Corp

Original Assignee

Toshiba Corp

Priority date (The priority date 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 date listed.)

1989-02-10

Filing date

1990-02-09

Publication date

1996-02-15

1989-11-09 Priority claimed from JP29006789A external-priority patent/JPH03152731A/ja

1989-11-09 Priority claimed from JP29006889A external-priority patent/JP2736138B2/ja

1990-02-09 Application filed by Toshiba Corp filed Critical Toshiba Corp

1996-02-15 Application granted granted Critical

1996-02-15 Publication of DE69024511D1 publication Critical patent/DE69024511D1/de

1996-06-13 Publication of DE69024511T2 publication Critical patent/DE69024511T2/de

2010-02-10 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- G11B7/085—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
- 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
- G11B7/08576—Swinging-arm positioners
- 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

DE69024511T 1989-02-10 1990-02-09 Gerät zum Verstellen einer Objektivlinse Expired - Lifetime DE69024511T2 (de)

Applications Claiming Priority (9)

Application Number	Priority Date	Filing Date	Title
JP2960889		1989-02-10
JP8140389		1989-04-03
JP8142189		1989-04-03
JP8142389		1989-04-03
JP8142289		1989-04-03
JP13746289		1989-06-01
JP14845089		1989-06-13
JP29006789A JPH03152731A (ja)	1989-11-09	1989-11-09	回転形光学ヘッド
JP29006889A JP2736138B2 (ja)	1989-11-09	1989-11-09	位置検出装置およびそれを用いた回転形光学ヘッド

Publications (2)

Publication Number	Publication Date
DE69024511D1 true DE69024511D1 (de)	1996-02-15
DE69024511T2 DE69024511T2 (de)	1996-06-13

Family

ID=27576835

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE69024511T Expired - Lifetime DE69024511T2 (de)	1989-02-10	1990-02-09	Gerät zum Verstellen einer Objektivlinse
DE69030514T Expired - Fee Related DE69030514T2 (de)	1989-02-10	1990-02-09	Gerät zum Antreiben einer Objektivlinse

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
DE69030514T Expired - Fee Related DE69030514T2 (de)	1989-02-10	1990-02-09	Gerät zum Antreiben einer Objektivlinse

Country Status (3)

Country	Link
US (1)	US5140471A (de)
EP (2)	EP0382553B1 (de)
DE (2)	DE69024511T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0562646B1 (de) *	1989-06-13	1996-08-21	Kabushiki Kaisha Toshiba	Elektromagnetisches Betätigungsgerät und optische Platte
US5134527A (en) *	1990-04-25	1992-07-28	Industrial Technology Research Institute	Suspension mechanism for an objective lens of an optical head
JPH04114325A (ja) *	1990-09-04	1992-04-15	Matsushita Electric Ind Co Ltd	光ディスク装置
JPH04119306A (ja) *	1990-09-10	1992-04-20	Sony Corp	カメラ用レンズ鏡筒
JP2848999B2 (ja) *	1992-04-02	1999-01-20	株式会社日本コンラックス	対物レンズの駆動装置
JP2500072B2 (ja) *	1992-07-06	1996-05-29	富士通株式会社	揺動型ヘッド装置
JP3411603B2 (ja) *	1992-07-28	2003-06-03	ペンタックス株式会社	光学式情報記録再生装置の対物レンズ電磁駆動装置
FR2707973B1 (fr) *	1993-07-22	1995-09-08	Air Liquide	Procédé de fourniture d'azote au moyen de membranes semi-perméables ou de séparateurs de gaz par adsorption.
JPH0830991A (ja) *	1994-07-08	1996-02-02	Seiko Epson Corp	光ピックアップ装置
US5898652A (en) *	1994-07-08	1999-04-27	Seiko Epson Corporation	Support structure for an optical pickup
US5598386A (en) *	1995-01-23	1997-01-28	Eastman Kodak Company	Optimized linear motors for focus/tracking actuators in optical disk drives
JPH08235661A (ja) *	1995-02-24	1996-09-13	Pioneer Electron Corp	光磁気記録装置に用いられる光ピックアップ装置
JPH0954969A (ja) *	1995-08-11	1997-02-25	Minebea Co Ltd	対物レンズ支持装置
KR100408413B1 (ko) *	2001-06-08	2003-12-06	삼성전자주식회사	광픽업용 액츄에이터
KR100619697B1 (ko) *	2004-10-26	2006-09-13	엘지전자 주식회사	픽업 액츄에이터의 방열장치 및 이를 포함하는 픽업 액츄에이터
JP3788473B1 (ja) *	2005-01-05	2006-06-21	三菱電機株式会社	対物レンズ駆動装置ならびに光ヘッド

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5830968A (ja) *	1981-08-18	1983-02-23	松下電器産業株式会社	食品加工機の包装装置
NL8103960A (nl) *	1981-08-26	1983-03-16	Philips Nv	Zwenkarminrichting voor een optische aftasteenheid.
US4504935A (en) *	1983-02-14	1985-03-12	U.S. Philips Corporation	Electrodynamic focus and radial slide drive for an optical disc system
JPS59178630A (ja) *	1983-03-29	1984-10-09	Toshiba Corp	光ピツクアツプ
JPS59178631A (ja) *	1983-03-29	1984-10-09	Toshiba Corp	光ピツクアツプ
JP2502498B2 (ja) *	1984-11-20	1996-05-29	松下電器産業株式会社	対物レンズ支持装置
US4761774A (en) *	1985-05-30	1988-08-02	Matsushita Electric Industrial Co., Ltd.	Optical disc drive apparatus
JPH0668843B2 (ja) *	1985-08-16	1994-08-31	ソニー株式会社	光学ピツクアツプ装置
NL8502872A (nl) *	1985-10-22	1987-05-18	Philips Nv	Electro-magnetische aandrijfeenheid met zwenkbaar anker.
DE3684124D1 (de) *	1985-12-27	1992-04-09	Mitsubishi Electric Corp	Antriebsvorrichtung fuer ein objektiv.
JPS62287438A (ja) *	1986-06-05	1987-12-14	Canon Inc	光学系駆動装置
DE3789099T2 (de) *	1986-12-26	1994-07-14	Toshiba Kawasaki Kk	Steuerungsgerät für Objektivlinse.
JPS63195834A (ja) *	1987-02-10	1988-08-12	Pioneer Electronic Corp	可動体支持装置
JP2637415B2 (ja) *	1987-03-03	1997-08-06	オリンパス光学工業株式会社	光磁気記録再生装置
EP0377034A4 (en) *	1987-03-24	1990-10-10	Tynu Arvovich Radik	Magnetoelectric mechanism for moving an optical bead
DE3728237A1 (de) *	1987-08-25	1989-03-09	Philips Patentverwaltung	Verfahren zum schreiben von binaerer information in eine magnetooptische speicherschicht und anordnung zur durchfuehrung des verfahrens
JPH01178143A (ja) *	1988-01-08	1989-07-14	Matsushita Electric Ind Co Ltd	光ディスク装置

1990
- 1990-02-09 DE DE69024511T patent/DE69024511T2/de not_active Expired - Lifetime
- 1990-02-09 US US07/477,438 patent/US5140471A/en not_active Expired - Lifetime
- 1990-02-09 EP EP90301384A patent/EP0382553B1/de not_active Expired - Lifetime
- 1990-02-09 DE DE69030514T patent/DE69030514T2/de not_active Expired - Fee Related
- 1990-02-09 EP EP94109534A patent/EP0617417B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE69024511T2 (de)	1996-06-13
EP0382553B1 (de)	1996-01-03
EP0617417B1 (de)	1997-04-16
DE69030514D1 (de)	1997-05-22
DE69030514T2 (de)	1997-11-13
US5140471A (en)	1992-08-18
EP0617417A3 (de)	1994-10-05
EP0382553A1 (de)	1990-08-16
EP0617417A2 (de)	1994-09-28

Publication	Publication Date	Title
DE69519587D1 (de)	2001-01-11	Vorrichtung zum kontrollierten einsetzen einer intraokularlinse
DE68926024D1 (de)	1996-04-25	Gerät zum Bewegen einer Objectivlinse mit einer viskoelastischen Substanz
DE69128103D1 (de)	1997-12-11	Optische Vorrichtung
DE69129817D1 (de)	1998-08-27	Optische Vorrichtung
DE69131485D1 (de)	1999-09-02	Optische vorrichtung
DE69219104D1 (de)	1997-05-22	Optische vorrichtung
DE69212207D1 (de)	1996-08-22	Planare optische Vorrichtung
DE69313699D1 (de)	1997-10-16	Vorrichtung zum Wiederauffinden der Position einer Innenfokuslinse
DE69312422D1 (de)	1997-08-28	Antriebsvorrichtung zum Verstellen einer Objektivlinse
DE69124504D1 (de)	1997-03-13	Optische vorrichtung
DE69029280D1 (de)	1997-01-16	Kameragerät
DE69033002D1 (de)	1999-04-22	Belichtungsvorrichtung
DE68929457D1 (de)	2003-04-24	Fokusverstelleinrichtung
DE69033588D1 (de)	2000-08-17	Verstellvorrichtung
DE69024511D1 (de)	1996-02-15	Gerät zum Verstellen einer Objektivlinse
DE69530717D1 (de)	2003-06-18	Vorrichtung zum Einstellen einer Zoomlinse
IT9020522A0 (it)	1990-06-04	dispositivo ottico
DE69026897D1 (de)	1996-06-13	Belichtungssteuerungsvorrichtung
DE69214044D1 (de)	1996-10-31	Vorrichtung zum Tragen einer Objektivlinse
DE69122449D1 (de)	1996-11-07	Scharfeinstellungsvorrichtung
DE69030048D1 (de)	1997-04-10	Gerät zum Kontrollieren von Objektiven
KR900012222A (ko)	1990-08-03	광 픽업장치
DE69313680D1 (de)	1997-10-16	Vorrichtung zum Einstellen der Lichtdurchlässigkeit
DK25290D0 (da)	1990-01-30	Lysfordelingsanordning
DK0470122T3 (da)	1995-01-23	Styreanordning for et optisk strålebundt

Legal Events

Date	Code	Title	Description
1997-02-06	8364	No opposition during term of opposition
1999-04-29	8320	Willingness to grant licences declared (paragraph 23)