KR910001341Y1 - 컴팩트 디스크 플레이어의 레이저 픽업 로크장치 - Google Patents

컴팩트 디스크 플레이어의 레이저 픽업 로크장치 Download PDF

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Publication number
KR910001341Y1
KR910001341Y1 KR2019870022495U KR870022495U KR910001341Y1 KR 910001341 Y1 KR910001341 Y1 KR 910001341Y1 KR 2019870022495 U KR2019870022495 U KR 2019870022495U KR 870022495 U KR870022495 U KR 870022495U KR 910001341 Y1 KR910001341 Y1 KR 910001341Y1
Authority
KR
South Korea
Prior art keywords
section
engaging
pickup
engaging portion
pick
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
Application number
KR2019870022495U
Other languages
English (en)
Korean (ko)
Other versions
KR890003486U (ko
Inventor
야스히꼬 이께다
Original Assignee
가부시기가이샤 니후고
오가사하라 도시아끼
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 가부시기가이샤 니후고, 오가사하라 도시아끼 filed Critical 가부시기가이샤 니후고
Publication of KR890003486U publication Critical patent/KR890003486U/ko
Application granted granted Critical
Publication of KR910001341Y1 publication Critical patent/KR910001341Y1/ko
Expired 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/08—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records
    • 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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/127—Lasers; Multiple laser arrays
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2545—CDs

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Optical Head (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
KR2019870022495U 1987-07-06 1987-12-21 컴팩트 디스크 플레이어의 레이저 픽업 로크장치 Expired KR910001341Y1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP102747 1987-07-06
JP1987102747U JPH0437289Y2 (enrdf_load_html_response) 1987-07-06 1987-07-06

Publications (2)

Publication Number Publication Date
KR890003486U KR890003486U (ko) 1989-04-13
KR910001341Y1 true KR910001341Y1 (ko) 1991-02-28

Family

ID=31332939

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870022495U Expired KR910001341Y1 (ko) 1987-07-06 1987-12-21 컴팩트 디스크 플레이어의 레이저 픽업 로크장치

Country Status (2)

Country Link
JP (1) JPH0437289Y2 (enrdf_load_html_response)
KR (1) KR910001341Y1 (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPH0437289Y2 (enrdf_load_html_response) 1992-09-02
KR890003486U (ko) 1989-04-13
JPS648218U (enrdf_load_html_response) 1989-01-18

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Legal Events

Date Code Title Description
A201 Request for examination
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19871221

UA0201 Request for examination

Patent event date: 19871221

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

UG1501 Laying open of application
UG1604 Publication of application

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19910131

E701 Decision to grant or registration of patent right
UE0701 Decision of registration

Patent event date: 19910518

Comment text: Decision to Grant Registration

Patent event code: UE07011S01D

REGI Registration of establishment
UR0701 Registration of establishment

Patent event date: 19910607

Patent event code: UR07011E01D

Comment text: Registration of Establishment

UR1002 Payment of registration fee

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End annual number: 3

Payment date: 19910607

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