DE3775480D1 - Antriebseinheit fuer objektivlinse. - Google Patents

Antriebseinheit fuer objektivlinse.

Info

Publication number: DE3775480D1
Authority: DE; Germany
Prior art keywords: lens; drive unit; drive; unit
Prior art date: 1986-06-24
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

DE8787305618T

Other languages

English (en)

Inventor

Toshihisa C- Daiya Hei Deguchi

Yoshihiro Sekimoto

Mitsuo Ishii

Masaru Nomura

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.)

Sharp Corp

Original Assignee

Sharp 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.)

1986-06-24

Filing date

1987-06-24

Publication date

1992-02-06

1986-06-24 Priority claimed from JP14750086A external-priority patent/JPS634433A/ja

1986-07-17 Priority claimed from JP16827786A external-priority patent/JPS6325835A/ja

1986-12-01 Priority claimed from JP28616786A external-priority patent/JPS63140430A/ja

1986-12-01 Priority claimed from JP28616886A external-priority patent/JPS63140431A/ja

1987-06-24 Application filed by Sharp Corp filed Critical Sharp Corp

1992-02-06 Application granted granted Critical

1992-02-06 Publication of DE3775480D1 publication Critical patent/DE3775480D1/de

2007-06-25 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
- G11B7/09—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

DE8787305618T 1986-06-24 1987-06-24 Antriebseinheit fuer objektivlinse. Expired - Lifetime DE3775480D1 (de)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JP14750086A JPS634433A (ja)	1986-06-24	1986-06-24	対物レンズ駆動装置
JP16827786A JPS6325835A (ja)	1986-07-17	1986-07-17	対物レンズ駆動装置
JP28616786A JPS63140430A (ja)	1986-12-01	1986-12-01	対物レンズ駆動装置の給電構造
JP28616886A JPS63140431A (ja)	1986-12-01	1986-12-01	対物レンズ駆動装置のバネ支持構造

Publications (1)

Publication Number	Publication Date
DE3775480D1 true DE3775480D1 (de)	1992-02-06

Family

ID=27472787

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8787305618T Expired - Lifetime DE3775480D1 (de)	1986-06-24	1987-06-24	Antriebseinheit fuer objektivlinse.

Country Status (4)

Country	Link
US (1)	US4782476A (de)
EP (1)	EP0252651B1 (de)
CA (1)	CA1299638C (de)
DE (1)	DE3775480D1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0632202B2 (ja) *	1988-05-13	1994-04-27	富士通株式会社	ディスク装置の防振構造
JPH02187932A (ja) *	1989-01-12	1990-07-24	Olympus Optical Co Ltd	光ビーム移動装置
DE69026429T2 (de) *	1989-06-30	1996-11-14	Fuji Xerox Co Ltd	Magnetooptisches Aufzeichnungs-/Wiedergabegerät
JPH03100935A (ja) *	1989-09-12	1991-04-25	Hitachi Ltd	光ピツクアツプの防塵装置
DE3932860A1 (de) *	1989-10-02	1991-04-11	Thomson Brandt Gmbh	Spulenanordnung
JPH04245034A (ja) *	1991-01-31	1992-09-01	Toshiba Corp	光学ヘッド装置
JPH05101423A (ja) *	1991-10-08	1993-04-23	Pioneer Electron Corp	光学式記録媒体のピツクアツプ装置
JPH0696458A (ja) *	1992-07-28	1994-04-08	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
US5598386A (en) *	1995-01-23	1997-01-28	Eastman Kodak Company	Optimized linear motors for focus/tracking actuators in optical disk drives
US6738226B1 (en)	2000-01-13	2004-05-18	Jpmorgan Chase Bank	Adhesive control features for disc drive head suspension and flex circuit interconnect
JP2001229557A (ja) *	2000-02-09	2001-08-24	Pioneer Electronic Corp	ディスクプレーヤのレンズ駆動装置及びディスクプレーヤのレンズ駆動装置用のプリント基板コイル
EP1205920B1 (de) *	2000-11-08	2004-05-26	Pioneer Corporation	Linsenantriebsgerät
JP4166715B2 (ja) *	2004-02-25	2008-10-15	株式会社リコー	対物レンズ駆動装置，光ピックアップ装置および光ディスク装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2443734A1 (fr) *	1978-12-08	1980-07-04	Thomson Csf	Dispositif d'acces a une piste portee par un support enregistrable ou lisible optiquement et systeme optique comportant un tel dispositif
US4574369A (en) *	1982-01-28	1986-03-04	Ricoh Co., Ltd.	Tracking/focusing device for positioning an optical lens unit
US4658390A (en) *	1983-04-18	1987-04-14	Sharp Kabushiki Kaisha	Optical focus position control in an optical memory system
JPS60155022U (ja) *	1984-03-21	1985-10-16	パイオニア株式会社	光学式情報読取装置における光学系駆動装置
JPS60155020U (ja) *	1984-03-22	1985-10-16	パイオニア株式会社	光学式情報読取装置における光学系駆動装置
JPH064415Y2 (ja) *	1984-04-23	1994-02-02	パイオニア株式会社	レンズ駆動装置
JPS61208641A (ja) *	1985-03-13	1986-09-17	Olympus Optical Co Ltd	光学的情報記録再生装置

1987
- 1987-06-22 US US07/065,285 patent/US4782476A/en not_active Expired - Fee Related
- 1987-06-23 CA CA000540392A patent/CA1299638C/en not_active Expired - Lifetime
- 1987-06-24 DE DE8787305618T patent/DE3775480D1/de not_active Expired - Lifetime
- 1987-06-24 EP EP87305618A patent/EP0252651B1/de not_active Expired

Also Published As

Publication number	Publication date
US4782476A (en)	1988-11-01
CA1299638C (en)	1992-04-28
EP0252651A1 (de)	1988-01-13
EP0252651B1 (de)	1991-12-27

Publication	Publication Date	Title
DE3751064D1 (de)	1995-03-23	Motorantriebseinheit.
DE3751183D1 (de)	1995-04-27	Piezoelektrischer Antrieb.
DE3785252D1 (de)	1993-05-13	Magnetostriktives antriebsmodul.
DE3681813D1 (de)	1991-11-14	Optischer abtaster.
DE68916861D1 (de)	1994-08-25	Objektivlinsenantriebsgerät.
DE3767511D1 (de)	1991-02-28	Inkubator fuer kleinkinder.
DE3768052D1 (de)	1991-03-28	Optisch aktive adsorbentien.
FI875790A0 (fi)	1987-12-31	Skyddade optiska blekmedel.
KR870011489A (ko)	1987-12-23	대물렌즈 구동장치
DE68914300D1 (de)	1994-05-11	Objektivlinsenantriebsgerät.
DK54888D0 (da)	1988-02-03	Optisk aggregat
NL193572B (nl)	1999-10-01	Lensaandrijfinrichting.
DE3782588D1 (de)	1992-12-17	Antriebsgeraet.
DE3763043D1 (de)	1990-07-12	Riemenantrieb fuer fahrrad.
DE3684124D1 (de)	1992-04-09	Antriebsvorrichtung fuer ein objektiv.
FI875517A0 (fi)	1987-12-16	Optiska blekningsmedel innehaollande pappersbestrykningsmassor.
DE3775480D1 (de)	1992-02-06	Antriebseinheit fuer objektivlinse.
DE3768961D1 (de)	1991-05-02	Schlagwerkabschaltung.
DE3781899D1 (de)	1992-10-29	Antriebsanordnung.
DE3785616D1 (de)	1993-06-03	Asphaerische einzellinse.
DE3781826D1 (de)	1992-10-29	Motor-antriebseinheit fuer einen arteriektomie-katheter.
DE3761843D1 (de)	1990-04-12	Antriebssystem fuer stellorgane.
IT8720125A0 (it)	1987-04-14	Complesso di azionamento disimpegnabile.
DE3775516D1 (de)	1992-02-06	Steuereinheit fuer differential.
DE68911806D1 (de)	1994-02-10	Wischer-Antriebsvorrichtung.

Legal Events

Date	Code	Title	Description
1993-01-28	8364	No opposition during term of opposition
1999-08-12	8339	Ceased/non-payment of the annual fee