NL1011178C2 - Optische-schijfafspeler. - Google Patents

Optische-schijfafspeler. Download PDF

Info

Publication number
NL1011178C2
NL1011178C2 NL1011178A NL1011178A NL1011178C2 NL 1011178 C2 NL1011178 C2 NL 1011178C2 NL 1011178 A NL1011178 A NL 1011178A NL 1011178 A NL1011178 A NL 1011178A NL 1011178 C2 NL1011178 C2 NL 1011178C2
Authority
NL
Netherlands
Prior art keywords
lens
dust cover
scanning
optical disc
disc player
Prior art date
Application number
NL1011178A
Other languages
English (en)
Dutch (nl)
Other versions
NL1011178A1 (nl
Inventor
Young Taek Kim
Jun Sung Lee
Original Assignee
Samsung Electro Mech
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 Samsung Electro Mech filed Critical Samsung Electro Mech
Publication of NL1011178A1 publication Critical patent/NL1011178A1/xx
Application granted granted Critical
Publication of NL1011178C2 publication Critical patent/NL1011178C2/nl

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
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • G11B7/08582—Sled-type positioners
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
    • G11B33/1446—Reducing contamination, e.g. by dust, debris
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/121—Protecting the head, e.g. against dust or impact with the record carrier

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
NL1011178A 1998-07-08 1999-01-29 Optische-schijfafspeler. NL1011178C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR19980027424 1998-07-08
KR19980027424 1998-07-08

Publications (2)

Publication Number Publication Date
NL1011178A1 NL1011178A1 (nl) 2000-01-11
NL1011178C2 true NL1011178C2 (nl) 2000-06-07

Family

ID=19543435

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1011178A NL1011178C2 (nl) 1998-07-08 1999-01-29 Optische-schijfafspeler.

Country Status (3)

Country Link
US (1) US6219327B1 (ja)
JP (1) JP3352416B2 (ja)
NL (1) NL1011178C2 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999049461A1 (fr) * 1998-03-20 1999-09-30 Aiwa Co., Ltd. Structure de protection contre la poussiere pour lecteur optique
JP2000298863A (ja) * 1999-04-09 2000-10-24 Sony Corp 光ピックアップ装置
JP2003211354A (ja) * 2002-01-18 2003-07-29 Disco Abrasive Syst Ltd 切削装置
JP2003228860A (ja) * 2002-02-01 2003-08-15 Sanyo Electric Co Ltd 対物レンズ駆動装置
TWI257086B (en) * 2005-02-21 2006-06-21 Benq Corp Main body of an optical disk drive capable of preventing an optical pick-up head and a flat cable connected to a motor from being damaged during an assembly process
JP2006252683A (ja) * 2005-03-11 2006-09-21 Teac Corp 光ディスク装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6413235A (en) * 1987-07-07 1989-01-18 Matsushita Electric Ind Co Ltd Optical recording and reproducing device
US5245601A (en) * 1988-11-30 1993-09-14 Deutsche Thomson-Brandt Gmbh Optical recorder and/or player including cleaning means
JPH06259797A (ja) * 1993-02-13 1994-09-16 Gold Star Co Ltd 光ピックアップの対物レンズ保護装置
JPH06274915A (ja) * 1993-03-23 1994-09-30 Sony Corp 光学ディスク記録再生装置
US5615196A (en) * 1994-06-30 1997-03-25 Alpine Electronics, Inc. Disk apparatus with optical head cleaning member
GB2315590A (en) * 1996-07-25 1998-02-04 Sony Corp Optical disc apparatus having an objective lens with a moveable shutter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5268892A (en) * 1989-12-21 1993-12-07 Canon Kabushiki Kaisha Cover member for covering an optical system of an optical head device including a dust filter mounted in an off set air flow opening
GB2251116B (en) * 1990-12-21 1994-09-07 Tanashin Denki Co Reproducing and driving unit of a device for reproducing the data recorded in a disk record

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6413235A (en) * 1987-07-07 1989-01-18 Matsushita Electric Ind Co Ltd Optical recording and reproducing device
US5245601A (en) * 1988-11-30 1993-09-14 Deutsche Thomson-Brandt Gmbh Optical recorder and/or player including cleaning means
JPH06259797A (ja) * 1993-02-13 1994-09-16 Gold Star Co Ltd 光ピックアップの対物レンズ保護装置
JPH06274915A (ja) * 1993-03-23 1994-09-30 Sony Corp 光学ディスク記録再生装置
US5615196A (en) * 1994-06-30 1997-03-25 Alpine Electronics, Inc. Disk apparatus with optical head cleaning member
GB2315590A (en) * 1996-07-25 1998-02-04 Sony Corp Optical disc apparatus having an objective lens with a moveable shutter

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 013, no. 185 (P - 865) 2 May 1989 (1989-05-02) *
PATENT ABSTRACTS OF JAPAN vol. 018, no. 690 (P - 1851) 26 December 1994 (1994-12-26) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 07 31 March 1998 (1998-03-31) *

Also Published As

Publication number Publication date
JP2000040242A (ja) 2000-02-08
NL1011178A1 (nl) 2000-01-11
US6219327B1 (en) 2001-04-17
JP3352416B2 (ja) 2002-12-03

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RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 20000328

PD2B A search report has been drawn up
VD1 Lapsed due to non-payment of the annual fee

Effective date: 20070801