JPS58163058U - Actuator elastic support - Google Patents

Actuator elastic support

Info

Publication number
JPS58163058U
JPS58163058U JP5764182U JP5764182U JPS58163058U JP S58163058 U JPS58163058 U JP S58163058U JP 5764182 U JP5764182 U JP 5764182U JP 5764182 U JP5764182 U JP 5764182U JP S58163058 U JPS58163058 U JP S58163058U
Authority
JP
Japan
Prior art keywords
elastic support
actuator
actuator elastic
elastic
parallel plate
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
JP5764182U
Other languages
Japanese (ja)
Other versions
JPH0313860Y2 (en
Inventor
勉 松井
Original Assignee
赤井電機株式会社
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 赤井電機株式会社 filed Critical 赤井電機株式会社
Priority to JP5764182U priority Critical patent/JPS58163058U/en
Publication of JPS58163058U publication Critical patent/JPS58163058U/en
Application granted granted Critical
Publication of JPH0313860Y2 publication Critical patent/JPH0313860Y2/ja
Granted legal-status Critical Current

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  • Optical Recording Or Reproduction (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。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来技術を適用した光ピツクアップのアクチュ
エータの略分解斜視図、第２図は周波数と利得との関係
を示す図、第３図は空隙部に制動用滑油を入れた図、第
４図はこの考案を適用した光ピツクアップのアクチュエ
ータの略分解斜視図、第５図は第４図のＡ−Ａ’断面図
で、ａは中立点を示す図、ｂは対物レンズホルダが上方
向に移動した場合を示す図である。 １・・・・・・ハウジング、２・・・・・・フォーカス
駆動用永久磁石、３・・・・・・フォーカス制御用角形
コイル、４・７一対物レンズ、５・・四対物レンズホル
ダ、６・・・・・・トラッキング駆動用永久磁石、７・
・・・・・トラツキ　　　　゛フグ制御用角形コイル、
８・・・・・・トラッキング移動体、９・・・・・・フ
ォーカス用平行板バネ、１０・・・・・・トラッキング
用平行板バネ、１１・・・・・・滑油、２０・・・・・
・フォーカス用平行板ハネ、３０・・・・・・トラッキ
ング用平行板ハネ、２０Ａ、３０Ａ・・・・・・弾性体
、２０Ｂ、３０Ｂ・・・・・・剛体。゛Fig. 1 is a schematic exploded perspective view of an actuator for an optical pickup to which the conventional technology is applied, Fig. 2 is a diagram showing the relationship between frequency and gain, Fig. 3 is a diagram showing braking oil filled in the cavity, and Fig. 3 is a diagram showing the relationship between frequency and gain. Figure 4 is a schematic exploded perspective view of an actuator for an optical pickup to which this invention is applied, and Figure 5 is a sectional view taken along line AA' in Figure 4, where a shows the neutral point and b shows the objective lens holder pointing upward. It is a figure which shows the case where it moves to. DESCRIPTION OF SYMBOLS 1... Housing, 2... Permanent magnet for focus drive, 3... Square coil for focus control, 4/7-1 objective lens, 5... 4 objective lens holder, 6...Permanent magnet for tracking drive, 7.
・・・・・・Trucks ゛Square coil for blowfish control,
8... Tracking moving body, 9... Parallel plate spring for focusing, 10... Parallel plate spring for tracking, 11... Lubricating oil, 20... ...
- Parallel plate wings for focusing, 30... Parallel plate wings for tracking, 20A, 30A... Elastic body, 20B, 30B... Rigid body.゛

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 固定個所に一部が固定される長さの短い弾性体と、該弾
性体間に取り付けられた長さめ長い剛体とからなるアク
チュエータの弾性支持体。An elastic support body for an actuator, comprising a short elastic body partially fixed to a fixed location and a longer rigid body attached between the elastic bodies.
JP5764182U 1982-04-22 1982-04-22 Actuator elastic support Granted JPS58163058U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5764182U JPS58163058U (en) 1982-04-22 1982-04-22 Actuator elastic support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5764182U JPS58163058U (en) 1982-04-22 1982-04-22 Actuator elastic support

Publications (2)

Publication Number Publication Date
JPS58163058U true JPS58163058U (en) 1983-10-29
JPH0313860Y2 JPH0313860Y2 (en) 1991-03-28

Family

ID=30068079

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5764182U Granted JPS58163058U (en) 1982-04-22 1982-04-22 Actuator elastic support

Country Status (1)

Country Link
JP (1) JPS58163058U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555444A (en) * 1978-10-16 1980-04-23 Hitachi Ltd Optical pickup

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555444A (en) * 1978-10-16 1980-04-23 Hitachi Ltd Optical pickup

Also Published As

Publication number Publication date
JPH0313860Y2 (en) 1991-03-28

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