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JPS58163908U - 対物レンズ駆動装置 - Google Patents

対物レンズ駆動装置

Info

Publication number
JPS58163908U
JPS58163908U JP1982060480U JP6048082U JPS58163908U JP S58163908 U JPS58163908 U JP S58163908U JP 1982060480 U JP1982060480 U JP 1982060480U JP 6048082 U JP6048082 U JP 6048082U JP S58163908 U JPS58163908 U JP S58163908U
Authority
JP
Japan
Prior art keywords
objective lens
lens support
coil
drive means
electromagnetic
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.)
Granted
Application number
JP1982060480U
Other languages
English (en)
Other versions
JPH0418082Y2 (ja
Inventor
春日　郁夫
Original Assignee
株式会社三協精機製作所
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 株式会社三協精機製作所 filed Critical 株式会社三協精機製作所
Priority to JP1982060480U priority Critical patent/JPS58163908U/ja
Priority to NLAANVRAGE8301430,A priority patent/NL188122C/xx
Publication of JPS58163908U publication Critical patent/JPS58163908U/ja
Priority to US06/795,704 priority patent/US4664476A/en
Application granted granted Critical
Publication of JPH0418082Y2 publication Critical patent/JPH0418082Y2/ja
Granted 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
    • G11B7/09—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
    • G11B7/0929—Electromechanical actuators for lens positioning for tracking only

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Lens Barrels (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
図はこの考案の実施例を示すもので、第１図は装置の正
面図、第２図は他の実施例の装置の正面図である。第３
図乃至第５図は電磁駆動手段の変、形例を示す。 １・・・対物レンズ、２．２２・・・レンズ支持体、４
゜２４・・・基台、５．２５・・・ヨーク、６．２６・
・・コイル、？、　　８．　２７．　２８・・・マグネ
ット。

Claims (1)

  1. 【実用新案登録請求の範囲】 マグネットとヨークを伴なったコイルとを少なくともそ
    の構成要素として互に対向して配置させることによって
    電磁駆動手段を形成し、上記電磁駆動手段の構成要素の
    一方に対物レンズを載置したレンズ支持体に、 また他方を該レンズ支持体を回動自在に失承した基台に
    互に対向してそれぞれ配置固着し、上記コイルに通電す
    ることによって上記電極駆動手段の電磁作用力により上
    記レンズ支持体を回動駆動せしめるとともに、上記コイ
    ルの通電の無い常時は上記電磁駆動手段の磁気作用力の
    中性点に上記レンズ支持体を保持させるようにした対物
    レンズ駆動装置。
JP1982060480U 1982-04-27 1982-04-27 対物レンズ駆動装置 Granted JPS58163908U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1982060480U JPS58163908U (ja) 1982-04-27 1982-04-27 対物レンズ駆動装置
NLAANVRAGE8301430,A NL188122C (nl) 1982-04-27 1983-04-22 Aandrijfinrichting voor het verplaatsen van een lens in een vlak loodrecht op de as van de lens.
US06/795,704 US4664476A (en) 1982-04-27 1985-11-06 Magnetic objective lens driving apparatus with pivot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982060480U JPS58163908U (ja) 1982-04-27 1982-04-27 対物レンズ駆動装置

Publications (2)

Publication Number Publication Date
JPS58163908U true JPS58163908U (ja) 1983-11-01
JPH0418082Y2 JPH0418082Y2 (ja) 1992-04-22

Family

ID=13143479

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982060480U Granted JPS58163908U (ja) 1982-04-27 1982-04-27 対物レンズ駆動装置

Country Status (3)

Country Link
US (1) US4664476A (ja)
JP (1) JPS58163908U (ja)
NL (1) NL188122C (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4566089A (en) * 1983-03-30 1986-01-21 Mitsubishi Denki Kabushiki Kaisha Deviation correction apparatus for optical disc light beams
USRE33548E (en) * 1983-03-30 1991-03-05 Mitsubishi Denki Kabushiki Kaisha Deviation correction apparatus for optical disc light beams
NL8304141A (nl) * 1983-12-01 1985-07-01 Philips Nv Electro-optische inrichting voor de electro-dynamische regeling van de positie van een stralingsvlek.
US4818066A (en) * 1984-01-30 1989-04-04 Canon Kabushiki Kaisha Objective lens driving device
KR900004619B1 (ko) * 1985-10-23 1990-06-30 가부시기 가이샤 히다찌 세이사꾸쇼 대물렌즈 구동장치
JPS62107446A (ja) * 1985-11-05 1987-05-18 Seiko Instr & Electronics Ltd 対物レンズ駆動装置
JPS62141646A (ja) * 1985-12-17 1987-06-25 Seiko Instr & Electronics Ltd 対物レンズ駆動装置
NL8600437A (nl) * 1986-02-21 1987-09-16 Philips Nv Electro-optische inrichting.
US4998802A (en) * 1988-06-03 1991-03-12 Kabushiki Kaisha Sankyo Seiki Seisakusho Objective lens driving device in an optical pickup
JPH0294126A (ja) * 1988-09-30 1990-04-04 Matsushita Electric Ind Co Ltd 対物レンズ駆動装置
US5107485A (en) * 1988-10-27 1992-04-21 Eastman Kodak Company Double solenoid focus actuator for optical recording/playback apparatus
KR920022223A (ko) * 1991-05-13 1992-12-19 강진구 광학계 구동장치
DE4134803A1 (de) * 1991-10-22 1993-04-29 Thomson Brandt Gmbh Optische abtastvorrichtung mit einem linsenhalter
JPH05258325A (ja) * 1992-01-13 1993-10-08 Sharp Corp 対物レンズ駆動装置
JPH05205283A (ja) * 1992-01-27 1993-08-13 Sharp Corp 光ピックアップの対物レンズ駆動装置
JP3667704B2 (ja) 2002-03-22 2005-07-06 三菱電機株式会社 光学素子駆動装置及び光ディスク装置
JP4456911B2 (ja) * 2004-03-30 2010-04-28 パイオニア株式会社 ピックアップ装置、および記録媒体駆動装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5171918A (ja) * 1974-12-19 1976-06-22 Matsushita Electric Ind Co Ltd Puranjaa
JPS55117745A (en) * 1979-03-01 1980-09-10 Mitsubishi Electric Corp Disk reproducing device using optical stylus

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2603688C3 (de) * 1976-01-31 1978-10-26 Ibm Deutschland Gmbh, 7000 Stuttgart Anordnung zum Schwingungsausgleich
JPS52129605A (en) * 1976-04-23 1977-10-31 Kubota Ltd Method and equipment for heat treatment of metal
US4185836A (en) * 1976-09-09 1980-01-29 Plessey Handel Und Investments Ag Disc record player
JPS5827749B2 (ja) * 1978-04-20 1983-06-11 パイオニア株式会社 リニアモ−タ
JPS5694311A (en) * 1979-12-28 1981-07-30 Olympus Optical Co Ltd Objective lens driving device
JPS56119946A (en) * 1980-02-27 1981-09-19 Sony Corp Disc player
JPS56170537U (ja) * 1980-05-16 1981-12-16
JPS57210456A (en) * 1981-06-22 1982-12-24 Sony Corp Objective lens device
JPS5835736A (ja) * 1981-08-24 1983-03-02 Ricoh Co Ltd ホログラムレンズのアクチユエ−タ
JPH0746424B2 (ja) * 1982-01-18 1995-05-17 松下電器産業株式会社 光学式記録再生装置における光学ヘツドブロツクの支持装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5171918A (ja) * 1974-12-19 1976-06-22 Matsushita Electric Ind Co Ltd Puranjaa
JPS55117745A (en) * 1979-03-01 1980-09-10 Mitsubishi Electric Corp Disk reproducing device using optical stylus

Also Published As

Publication number Publication date
US4664476A (en) 1987-05-12
NL188122C (nl) 1992-04-01
NL8301430A (nl) 1983-11-16
JPH0418082Y2 (ja) 1992-04-22
NL188122B (nl) 1991-11-01

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