JPS63146310U - - Google Patents

Info

Publication number
JPS63146310U
JPS63146310U JP3684487U JP3684487U JPS63146310U JP S63146310 U JPS63146310 U JP S63146310U JP 3684487 U JP3684487 U JP 3684487U JP 3684487 U JP3684487 U JP 3684487U JP S63146310 U JPS63146310 U JP S63146310U
Authority
JP
Japan
Prior art keywords
leaf springs
curved leaf
base member
optical head
lens housing
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
JP3684487U
Other languages
English (en)
Other versions
JPH0514338Y2 (ja
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 filed Critical
Priority to JP3684487U priority Critical patent/JPH0514338Y2/ja
Priority to US07/122,230 priority patent/US4891799A/en
Priority to DE19873739995 priority patent/DE3739995A1/de
Priority to GB8728369A priority patent/GB2202405B/en
Priority to FR878717704A priority patent/FR2612303B1/fr
Publication of JPS63146310U publication Critical patent/JPS63146310U/ja
Application granted granted Critical
Publication of JPH0514338Y2 publication Critical patent/JPH0514338Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)

Description

【図面の簡単な説明】
第１図は本考案に係る光学ヘツドのレンズアク
チユエータ部分の一例を示す斜視図、第２図はそ
れに適用する光学系の一例を示す説明図、第３図
は従来技術の一例を示す説明図である。 ４０……対物レンズ、４２……レンズ筐体、４
４……湾曲板バネ、４６……ベース部材、５０…
…フオーカスコイル、５２……トラツクコイル、
６０……反射体。

Claims (1)

    【実用新案登録請求の範囲】
  1. 対物レンズを保持するレンズ筐体を、その両側
    に配設した湾曲板バネによりベース部材上でフオ
    ーカス方向とトラツク方向とに移動自在に支持す
    る構造の光学ヘツドにおいて、レンズ筐体に片側
    当たり複数の湾曲板バネを間隔をおいて取り付け
    、前記各湾曲板バネをフオーカスコイルおよびト
    ラツクコイルのリード線に兼用すると共に、片側
    に位置する湾曲板バネ間を光デイスク面とほぼ平
    行に光が通過するようにベース部材に反射体を設
    けたことを特徴とする光学ヘツド。
JP3684487U 1987-03-13 1987-03-13 Expired - Lifetime JPH0514338Y2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP3684487U JPH0514338Y2 (ja) 1987-03-13 1987-03-13
US07/122,230 US4891799A (en) 1987-03-13 1987-11-18 Optical head apparatus for writing and reading data on an optical disk having a lens with an inclined optical axis
DE19873739995 DE3739995A1 (de) 1987-03-13 1987-11-25 Optische lese- und schreibkopfvorrichtung
GB8728369A GB2202405B (en) 1987-03-13 1987-12-04 Optical head apparatus
FR878717704A FR2612303B1 (fr) 1987-03-13 1987-12-18 Dispositif de tete optique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3684487U JPH0514338Y2 (ja) 1987-03-13 1987-03-13

Publications (2)

Publication Number Publication Date
JPS63146310U true JPS63146310U (ja) 1988-09-27
JPH0514338Y2 JPH0514338Y2 (ja) 1993-04-16

Family

ID=30847627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3684487U Expired - Lifetime JPH0514338Y2 (ja) 1987-03-13 1987-03-13

Country Status (1)

Country Link
JP (1) JPH0514338Y2 (ja)

Also Published As

Publication number Publication date
JPH0514338Y2 (ja) 1993-04-16

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