DE3867544D1 - Vorrichtung zum optischen abtasten einer sich drehenden platte. - Google Patents

Vorrichtung zum optischen abtasten einer sich drehenden platte.

Info

Publication number
DE3867544D1
DE3867544D1 DE8888201250T DE3867544T DE3867544D1 DE 3867544 D1 DE3867544 D1 DE 3867544D1 DE 8888201250 T DE8888201250 T DE 8888201250T DE 3867544 T DE3867544 T DE 3867544T DE 3867544 D1 DE3867544 D1 DE 3867544D1
Authority
DE
Germany
Prior art keywords
turning plate
optically scanning
optically
scanning
turning
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
Application number
DE8888201250T
Other languages
English (en)
Inventor
Rosmalen Gerard Eduard Van
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3867544D1 publication Critical patent/DE3867544D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G11B7/085—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
    • 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
    • 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
DE8888201250T 1987-06-30 1988-06-17 Vorrichtung zum optischen abtasten einer sich drehenden platte. Expired - Lifetime DE3867544D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8701526A NL8701526A (nl) 1987-06-30 1987-06-30 Inrichting voor het optisch aftasten van een roterende plaat.

Publications (1)

Publication Number Publication Date
DE3867544D1 true DE3867544D1 (de) 1992-02-20

Family

ID=19850222

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888201250T Expired - Lifetime DE3867544D1 (de) 1987-06-30 1988-06-17 Vorrichtung zum optischen abtasten einer sich drehenden platte.

Country Status (6)

Country Link
US (1) US4882723A (de)
EP (1) EP0297649B1 (de)
JP (1) JPS6427040A (de)
KR (1) KR890001041A (de)
DE (1) DE3867544D1 (de)
NL (1) NL8701526A (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2634852B2 (ja) * 1988-05-07 1997-07-30 シャープ株式会社 対物レンズ駆動装置の傾き調整機構
US5132944A (en) * 1988-09-20 1992-07-21 Hewlett-Packard Company Half-height magneto-optic disk drive
FR2648241B1 (fr) * 1989-06-12 1991-09-27 Aerospatiale Dispositif de guidage et de manoeuvre d'un element mobile parallelement a un axe, et instrument optique le comportant
US5268784A (en) * 1991-02-05 1993-12-07 Canon Kabushiki Kaisha Pivotable mirror device for tracking
US5313334A (en) * 1991-07-29 1994-05-17 Sony Corporation Objective lens moving actuator
US5272569A (en) * 1992-06-01 1993-12-21 Eastman Kodak Company Apparatus for a fine adjustment focus actuator in an optical information storage system
US5406543A (en) * 1993-04-07 1995-04-11 Olympus Optical Co., Ltd. Optical head with semiconductor laser
US6345025B1 (en) 1993-04-12 2002-02-05 Olympus Optical Co., Ltd. Apparatus for recording and/or reproducing information and/or from optical information record disk
JPH06301984A (ja) * 1993-04-12 1994-10-28 Olympus Optical Co Ltd 光学的情報記録及び／又は再生装置
MY111765A (en) * 1993-10-25 2000-12-30 Sony Corp Method for producing an objective lens actuator.
US6188661B1 (en) 1995-02-06 2001-02-13 Sony Corporation Recording and reproducing apparatus having elevation mechanism
JP3894509B2 (ja) * 1995-08-07 2007-03-22 キヤノン株式会社 光学装置、露光装置およびデバイス製造方法
US5768037A (en) * 1995-10-06 1998-06-16 Eastman Kodak Company Actuator with single surface-field motor
DE19827485A1 (de) * 1998-06-19 1999-12-23 Sick Ag Vorrichtung zum Verstellen der Fokuslage einer optoelektronischen Vorrichtung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5542369A (en) * 1978-09-19 1980-03-25 Mitsubishi Electric Corp Pickup controller
JPS5848033U (ja) * 1981-09-22 1983-03-31 萬世工業株式会社 レンズ駆動装置
NL8105072A (nl) * 1981-11-10 1983-06-01 Philips Nv Electro-optische inrichting.
US4660190A (en) * 1983-01-25 1987-04-21 Sharp Kabushiki Kaisha Optical focus position control in optical disc apparatus
JPS59168839U (ja) * 1983-04-28 1984-11-12 パイオニア株式会社 光学式情報読取装置における光学部品の駆動機構
JPS6069841A (ja) * 1983-09-26 1985-04-20 Toshiba Corp 光学ヘッド装置
NL8303700A (nl) * 1983-10-27 1985-05-17 Philips Nv Electro-optische inrichting.
JPS6095735A (ja) * 1983-10-31 1985-05-29 Hitachi Ltd 対物レンズ駆動装置
JPS60239939A (ja) * 1984-05-14 1985-11-28 Hitachi Ltd 対物レンズ駆動装置
NL8501154A (nl) * 1985-04-22 1986-11-17 Philips Nv Zwenkarminrichting voor een aftasteenheid voor het inschrijven en/of uitlezen van informatie in een schijfvormige registratiedrager.

Also Published As

Publication number Publication date
EP0297649A1 (de) 1989-01-04
EP0297649B1 (de) 1992-01-08
NL8701526A (nl) 1989-01-16
KR890001041A (ko) 1989-03-18
US4882723A (en) 1989-11-21
JPS6427040A (en) 1989-01-30

Similar Documents

Publication Publication Date Title
DE3788734T2 (de) Vorrichtung zum Abtasten eines optischen Kodes.
DE69003219D1 (de) Vorrichtung zum bestimmen einer position.
DE59010393D1 (de) Vorrichtung zum Ausrichten von Blättern
DE3774260D1 (de) Opto-elektronischer apparat zum ablesen einer skala.
DE3861201D1 (de) Vorrichtung zum fuehren von optischen strahlen.
DE68916042T2 (de) Vorrichtung zum Abtasten eines optischen Bildes.
DE3867544D1 (de) Vorrichtung zum optischen abtasten einer sich drehenden platte.
DK697388A (da) Bortskaffelsesindretning til en colostomibaerer
DE3670171D1 (de) Vorrichtung zum zentrieren einer platte waehrend des betriebes.
PT73561B (de) Vorrichtung zum optischen abtasten
DE3860528D1 (de) Vorrichtung zum aufnehmen von stueckguetern.
DE59002539D1 (de) Vorrichtung zum Auslegen von Druckereiprodukten.
DE58905213D1 (de) Vorrichtung zum entstauben einer karde.
NO901607L (no) Anordning for tilkobling til en fjernbar hardplate.
DE3789759T2 (de) Vorrichtung zum Abtasten der Grösse eines Dokuments.
DE59108288D1 (de) Vorrichtung zum erfassen von signalen
DE3683564D1 (de) Vorrichtung zum ergaenzen einer schmelze.
DE3761272D1 (de) Vorrichtung zum dichten verschliessen einer wanddurchfuehrung.
DE3788522D1 (de) Vorrichtung zum Auslesen eines Strahlenbildes.
DE3879438T2 (de) Vorrichtung zum Bewegen der optischen Einheit eines Vervielfältigungsgerätes.
DE69029550D1 (de) Vorrichtung zum optischen Abtasten eines Dokuments
DE58904008D1 (de) Vorrichtung zum entsorgen von dosen.
DE3772801D1 (de) Vorrichtung zum erzeugen eines drehsignales.
DE3786067D1 (de) Vorrichtung zum zerbrechen einer flaeche.
DE3879802D1 (de) Optoelektrisches geraet zum detektieren und zur standortbestimmung einer strahlungsquelle.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8339 Ceased/non-payment of the annual fee