JPH0332719U - - Google Patents
Info
- Publication number
- JPH0332719U JPH0332719U JP14621689U JP14621689U JPH0332719U JP H0332719 U JPH0332719 U JP H0332719U JP 14621689 U JP14621689 U JP 14621689U JP 14621689 U JP14621689 U JP 14621689U JP H0332719 U JPH0332719 U JP H0332719U
- Authority
- JP
- Japan
- Prior art keywords
- pick
- guide shafts
- holding
- view
- moving
- 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 4
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Description
第１図は、この考案の第１実施例の一部を破断
にて示すレーザデイスクプレーヤの上面図。第２
図は、第１図に示すＡ−Ａ′線よりの断面図。第
３図は、この考案の第２実施例を示すレーザデイ
スクプレーヤの正面よりの断面図。第４図は、従
来のピツクアツプ装置の光学系を示す側面よりの
断面図。第５図は、第１図に構成されているピツ
クアツプ装置を収納する箱体を示す斜視図。第６
図は、従来のレーザデイスクプレーヤを示す斜視
図。第７図は、第６図の一部を示す断面図。
１……レーザダイオード、２……コリメータレ
ンズ、３……偏光ビームスプリツタ、４……波長
板（λ／４）、５……全反射プリズム、６……対
物レンズ、８……光検出器、９……ピツクアツプ
本体、１０……２次元アクチユエータ、１２，１
２′，１６，１６′……ガイド軸、１３……キヤ
リツジ組立体（キヤリツジ）、１４，１４′……
駆動コイル、１５，１５′……ボビン、１７，１
７′……永久磁石、１８，１８′……ヨーク、１
９，１９′……軸受、２０……ピツクアツプ装置
（光学ヘツド）、２１……デイスク、２３……制
御用基板、２６，２６′……ブツシユ、３５……
直方体形状の箱体。
FIG. 1 is a partially cutaway top view of a laser disc player according to a first embodiment of the invention. Second
The figure is a sectional view taken along the line A-A' shown in FIG. FIG. 3 is a sectional view from the front of a laser disc player showing a second embodiment of this invention. FIG. 4 is a sectional view from the side showing the optical system of a conventional pickup device. FIG. 5 is a perspective view showing a box housing the pickup device constructed in FIG. 1. 6th
The figure is a perspective view showing a conventional laser disc player. FIG. 7 is a sectional view showing a part of FIG. 6. 1... Laser diode, 2... Collimator lens, 3... Polarizing beam splitter, 4... Wave plate (λ/4), 5... Total reflection prism, 6... Objective lens, 8... Photo detector , 9...Pick-up body, 10...Two-dimensional actuator, 12,1
2', 16, 16'... Guide shaft, 13... Carriage assembly (carriage), 14, 14'...
Drive coil, 15, 15'...Bobbin, 17, 1
7'...Permanent magnet, 18,18'...Yoke, 1
9, 19'... Bearing, 20... Pickup device (optical head), 21... Disk, 23... Control board, 26, 26'... Bush, 35...
A box shaped like a rectangular parallelepiped.
Claims (1)
置と、駆動コイルを巻装したボビンと、このボビ
ンと上記ピツクアツプ装置とを装着したキヤリツ
ジ組立体よりなる光学式記録再生装置において、
上記ピツクアツプ装置を装着したキヤツジ組立体
をデイスクの半径方向に移動保持する複数のガイ
ド軸と、このガイド軸を上記ピツクアツプ装置の
駆動ヨークとして共有構成したことを特徴とする
光学式記録再生装置。 An optical recording/reproducing device comprising a pick-up device having a light source, a detector, etc., a bobbin wound with a drive coil, and a carriage assembly to which the bobbin and the pick-up device are attached,
An optical recording/reproducing device comprising: a plurality of guide shafts for moving and holding a cartridge assembly on which the above-mentioned pick-up device is mounted; and a plurality of guide shafts for moving and holding the carriage assembly in the radial direction of the disk, and the guide shafts being shared as a drive yoke for the above-mentioned pick-up device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14621689U JPH0332719U (en) | 1989-04-05 | 1989-12-19 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4014989 | 1989-04-05 | ||
| JP14621689U JPH0332719U (en) | 1989-04-05 | 1989-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0332719U true JPH0332719U (en) | 1991-03-29 |
Family
ID=31717852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14621689U Pending JPH0332719U (en) | 1989-04-05 | 1989-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0332719U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61150169A (en) * | 1984-12-25 | 1986-07-08 | Matsushita Electric Ind Co Ltd | Optical recording and reproducing device |
-
1989
- 1989-12-19 JP JP14621689U patent/JPH0332719U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61150169A (en) * | 1984-12-25 | 1986-07-08 | Matsushita Electric Ind Co Ltd | Optical recording and reproducing device |
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