WO1987007752A1 - Pickup transfer device of an optical disk apparatus - Google Patents

Pickup transfer device of an optical disk apparatus Download PDF

Info

Publication number
WO1987007752A1
WO1987007752A1 PCT/JP1987/000346 JP8700346W WO8707752A1 WO 1987007752 A1 WO1987007752 A1 WO 1987007752A1 JP 8700346 W JP8700346 W JP 8700346W WO 8707752 A1 WO8707752 A1 WO 8707752A1
Authority
WO
WIPO (PCT)
Prior art keywords
disk
guide portions
pickup
optical disk
signals
Prior art date
Application number
PCT/JP1987/000346
Other languages
English (en)
French (fr)
Inventor
Ichiro Takahara
Masaaki Azumi
Kazuo Shigetomi
Takaya Kamimura
Hideki Ishida
Original Assignee
Sanyo Electric Co., Ltd.
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
Priority claimed from JP61130717A external-priority patent/JPS62287476A/ja
Priority claimed from JP61222600A external-priority patent/JPS6378383A/ja
Priority claimed from JP14442986U external-priority patent/JPH0610488Y2/ja
Priority claimed from JP61239772A external-priority patent/JPH067429B2/ja
Priority claimed from JP9648987A external-priority patent/JPH0697544B2/ja
Application filed by Sanyo Electric Co., Ltd. filed Critical Sanyo Electric Co., Ltd.
Priority to KR1019880700124A priority Critical patent/KR910003932B1/ko
Publication of WO1987007752A1 publication Critical patent/WO1987007752A1/ja

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
    • G11B7/08594—Arrangements for mechanically moving the whole head to access both sides of the disc with the same head assembly
    • 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

Landscapes

  • Moving Of Heads (AREA)
PCT/JP1987/000346 1986-06-05 1987-05-28 Pickup transfer device of an optical disk apparatus WO1987007752A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880700124A KR910003932B1 (ko) 1986-06-05 1987-05-28 광 디스크 장치용 픽업 이송 장치

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP61130717A JPS62287476A (ja) 1986-06-05 1986-06-05 ピツクアツプ送り装置
JP61/130717 1986-06-05
JP61222600A JPS6378383A (ja) 1986-09-19 1986-09-19 ピツクアツプ移送装置
JP61/144429U 1986-09-19
JP61/222600 1986-09-19
JP14442986U JPH0610488Y2 (ja) 1986-09-19 1986-09-19 ピツクアツプ移送装置
JP61239772A JPH067429B2 (ja) 1986-10-08 1986-10-08 ピツクアツプ移送装置
JP61/239772 1986-10-08
JP62/96489 1987-04-20
JP9648987A JPH0697544B2 (ja) 1987-04-20 1987-04-20 ピツクアツプ移送装置

Publications (1)

Publication Number Publication Date
WO1987007752A1 true WO1987007752A1 (en) 1987-12-17

Family

ID=27525794

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1987/000346 WO1987007752A1 (en) 1986-06-05 1987-05-28 Pickup transfer device of an optical disk apparatus

Country Status (5)

Country Link
US (2) US4839881A (ja)
EP (1) EP0270684B1 (ja)
KR (1) KR910003932B1 (ja)
DE (1) DE3785160T2 (ja)
WO (1) WO1987007752A1 (ja)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987007752A1 (en) * 1986-06-05 1987-12-17 Sanyo Electric Co., Ltd. Pickup transfer device of an optical disk apparatus
JPH0510280Y2 (ja) * 1987-07-03 1993-03-12
EP0314394A3 (en) * 1987-10-27 1990-10-17 Pioneer Electronic Corporation Disk drive with means to play either side of a disk
JPH01124156A (ja) * 1987-11-06 1989-05-17 Sanyo Electric Co Ltd 光学式デイスクプレーヤ
EP0319247B1 (en) * 1987-11-30 1995-05-24 Pioneer Electronic Corporation Double-sided disk player
JP2573017B2 (ja) * 1988-03-08 1997-01-16 三洋電機株式会社 ディスクプレーヤ
US5097465A (en) * 1988-06-20 1992-03-17 Pioneer Electronic Corporation Double-side playing optical disk player
AT391378B (de) * 1989-02-03 1990-09-25 Philips Nv Geraet zum abtasten einer kreisscheibenfoermigen informationstraegerplatte
JPH02232820A (ja) * 1989-03-06 1990-09-14 Pioneer Electron Corp 両面再生ディスクプレーヤ
JPH0648574B2 (ja) * 1989-03-25 1994-06-22 シャープ株式会社 マルチディスクプレーヤ
US5214634A (en) * 1990-02-23 1993-05-25 Matsushita Electric Industrial Co., Ltd. Optical disc apparatus for recording and reproducing signals on both surfaces of a disk with a single optical pickup
DE69124406T2 (de) * 1990-03-31 1997-08-28 Sanyo Electric Co Motorsteuerschaltung für Plattenwiedergabegerät
JP2749703B2 (ja) * 1990-05-22 1998-05-13 パイオニア株式会社 ディスクプレーヤ
JP2519827B2 (ja) * 1990-09-14 1996-07-31 シャープ株式会社 ディスク再生装置
KR940000677B1 (ko) * 1991-05-10 1994-01-27 삼성전자 주식회사 광디스크 재생장치에 있어서 광픽업위치 제어회로
KR930007026B1 (ko) * 1991-05-31 1993-07-26 삼성전자 주식회사 픽업 이송장치
KR940006129B1 (ko) * 1991-12-24 1994-07-06 삼성전자 주식회사 양면디스크 재생장치
JPH06168459A (ja) * 1992-05-12 1994-06-14 Goldstar Alps Electron Co Ltd 両面演奏用光ディスクプレーヤー
US5506830A (en) * 1992-08-14 1996-04-09 Sony Corporation Disk player
US5500847A (en) * 1992-12-31 1996-03-19 Daewoo Electronics Co., Ltd. Pickup carriage feeding apparatus of a disc player
KR950000893B1 (ko) * 1992-12-31 1995-02-03 대우전자 주식회사 멀티디스크플레이어의 픽업 반전장치
US5473592A (en) * 1993-06-30 1995-12-05 Daewoo Electronics Co., Ltd. Gear assembly for disk transport apparatus
US5528567A (en) * 1994-03-17 1996-06-18 Samsung Electronics Co., Ltd. Disk changer for optical disks having different sizes
US6324152B1 (en) * 1996-09-06 2001-11-27 Kabushiki Kaisha Toshiba Disc reproducing apparatus with motor base bearing system
EP0836184B1 (en) * 1996-10-10 2004-12-29 Lg Electronics Inc. A disc loading and unloading apparatus of an optical disc player
JPH11126401A (ja) * 1997-10-20 1999-05-11 Sony Corp 記録再生装置
JP3509596B2 (ja) * 1998-02-06 2004-03-22 ティアック株式会社 ピックアップ調整機構
JP3435565B2 (ja) * 2000-01-26 2003-08-11 日本マランツ株式会社 光ディスクの再生装置
US8789076B2 (en) * 2008-03-18 2014-07-22 Nec Corporation Transportation body for flexible optical disk, optical disk transportation apparatus, and optical disk transportation method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56174156U (ja) * 1980-05-27 1981-12-22
JPS57169936A (en) * 1981-04-14 1982-10-19 Ricoh Co Ltd Optical disc device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216969A (en) * 1978-02-13 1980-08-12 Rca Corporation Carriage translating apparatus for video disc player
US4220340A (en) * 1978-11-29 1980-09-02 Rca Corporation Constant drag carriage translating mechanism for video disc player
JPS5677953A (en) * 1979-11-29 1981-06-26 Akai Electric Co Ltd Record reproducing device
JPS57164451A (en) * 1981-03-31 1982-10-09 Ricoh Co Ltd Optical disk device
WO1987007752A1 (en) * 1986-06-05 1987-12-17 Sanyo Electric Co., Ltd. Pickup transfer device of an optical disk apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56174156U (ja) * 1980-05-27 1981-12-22
JPS57169936A (en) * 1981-04-14 1982-10-19 Ricoh Co Ltd Optical disc device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP0270684A4 *

Also Published As

Publication number Publication date
DE3785160D1 (de) 1993-05-06
DE3785160T2 (de) 1993-10-14
EP0270684A1 (en) 1988-06-15
KR880701440A (ko) 1988-07-27
US4839881A (en) 1989-06-13
US4953154A (en) 1990-08-28
KR910003932B1 (ko) 1991-06-17
EP0270684A4 (en) 1990-07-04
EP0270684B1 (en) 1993-03-31

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