JPS63113217U - - Google Patents
Info
- Publication number
- JPS63113217U JPS63113217U JP327487U JP327487U JPS63113217U JP S63113217 U JPS63113217 U JP S63113217U JP 327487 U JP327487 U JP 327487U JP 327487 U JP327487 U JP 327487U JP S63113217 U JPS63113217 U JP S63113217U
- Authority
- JP
- Japan
- Prior art keywords
- support member
- objective lens
- elastic support
- lens holder
- coil
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 8
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 229920001971 elastomer Polymers 0.000 claims 1
- 239000000806 elastomer Substances 0.000 claims 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図は本考案の実施例による光学式ピツクア
ツプの補正駆動部を示す斜視図、第２図は第１図
に示した補正駆動部の主要部分を示す平面図、第
３図はレンズホルダ駆動時における弾性支持部材
の変形状態を示す平面図、第４図、第５図は弾性
支持部材に設けられている突起の他の実施例を示
す拡大平面図、第６図は従来の光学式ピツクアツ
プの補正駆動部を示す平面図、第７図はその側面
図である。
２１……対物レンズ、２２……レンズホルダ、
２３……樹脂製の弾性支持部材、２４，３４，４
４……リード線の中継部となる突起、２５……固
定部材、２７……フオーカシングコイル、２８…
…トラツキングコイル、２９……フオーカシング
コイルに電流を供給するためのリード線、３０…
…トラツキングコイルに電流を供給するためのリ
ード線、３１……ヨーク、３２……マグネツト。
Fig. 1 is a perspective view showing the correction drive unit of an optical pickup according to an embodiment of the present invention, Fig. 2 is a plan view showing the main parts of the correction drive unit shown in Fig. 1, and Fig. 3 is a lens holder drive. FIGS. 4 and 5 are enlarged plan views showing other embodiments of the protrusions provided on the elastic support member, and FIG. FIG. 7 is a plan view showing the correction drive unit, and FIG. 7 is a side view thereof. 21...Objective lens, 22...Lens holder,
23...Resin elastic support member, 24, 34, 4
4...Protrusion serving as a relay part for the lead wire, 25...Fixing member, 27...Focusing coil, 28...
...Tracking coil, 29...Lead wire for supplying current to the focusing coil, 30...
...Lead wire for supplying current to the tracking coil, 31...Yoke, 32...Magnet.
Claims (1)
るレンズホルダが弾性支持部材によつて動作自在
に支持されており且つ、レンズホルダを対物レン
ズの光軸の方向と光デイスクの記録面に沿う方向
へ駆動する磁気駆動機構が設けられ、この磁気駆
動機構は、レンズホルダに固設されたコイルと、
コイルに対向して設けられているマグネツトによ
つて構成されている光学式ピツクアツプにおいて
、前記弾性支持部材は樹脂により製作されており
且つ、この弾性支持部材には前記コイルに電流を
供給するリード線の中継部となる突起が設けられ
ていることを特徴とする光学式ピツクアツプの対
物レンズ支持装置。 (2) レンズホルダを支持している弾性支持部材
はエラストマーによつて製作されている実用新案
登録請求の範囲第１項記載の光学式ピツクアツプ
の対物レンズ支持装置。 (3) コイルに電流を供給するリード線の中継部
となる突起は、弾性支持部材の固定部側端部とレ
ンズホルダ支持側端部の中央に設けられている実
用新案登録請求の範囲第１項または第２項記載の
光学式ピツクアツプの対物レンズ支持装置。[Claims for Utility Model Registration] (1) A lens holder holding an objective lens facing an optical disk is movably supported by an elastic support member, and the lens holder is aligned in the direction of the optical axis of the objective lens. A magnetic drive mechanism is provided that drives the optical disk in a direction along the recording surface, and this magnetic drive mechanism includes a coil fixed to the lens holder,
In an optical pickup configured with a magnet provided opposite to a coil, the elastic support member is made of resin, and a lead wire for supplying current to the coil is attached to the elastic support member. 1. An objective lens support device for an optical pick-up, characterized in that a protrusion is provided as a relay part. (2) The objective lens support device for an optical pickup according to claim 1, wherein the elastic support member supporting the lens holder is made of elastomer. (3) The protrusion that serves as a relay part for the lead wire that supplies current to the coil is provided at the center of the fixed part side end of the elastic support member and the lens holder support side end. An objective lens support device for an optical pickup according to item 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP327487U JPS63113217U (en) | 1987-01-13 | 1987-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP327487U JPS63113217U (en) | 1987-01-13 | 1987-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63113217U true JPS63113217U (en) | 1988-07-21 |
Family
ID=30782884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP327487U Pending JPS63113217U (en) | 1987-01-13 | 1987-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63113217U (en) |
-
1987
- 1987-01-13 JP JP327487U patent/JPS63113217U/ja active Pending