JPS6020028U - Dust prevention device for pick-up equipment - Google Patents

Dust prevention device for pick-up equipment

Info

Publication number
JPS6020028U
JPS6020028U JP11253383U JP11253383U JPS6020028U JP S6020028 U JPS6020028 U JP S6020028U JP 11253383 U JP11253383 U JP 11253383U JP 11253383 U JP11253383 U JP 11253383U JP S6020028 U JPS6020028 U JP S6020028U
Authority
JP
Japan
Prior art keywords
pickup device
dust
pick
equipment
entering
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
Application number
JP11253383U
Other languages
Japanese (ja)
Inventor
宏之助 池田
光洋 山崎
正樹 吉田
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP11253383U priority Critical patent/JPS6020028U/en
Publication of JPS6020028U publication Critical patent/JPS6020028U/en
Pending legal-status Critical Current

Links

Landscapes

  • Prevention Of Fouling (AREA)
  • Optical Head (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ａ、　　ｂは一般的なピックアップの光学系を示
す図、第２図は従来のピックアップ装置を示す図、第３
図及び第４図は本考案の一実施例を示す図である。 ２０．２１−・・・・・・ピックアップ装置を構成する
本体部側ケース及び対物レンズ駆動部側ケース、１０２
・・・・・・揚圧発生手段となるファン。Figures 1a and b are diagrams showing the optical system of a general pickup, Figure 2 is a diagram showing a conventional pickup device, and Figure 3 is a diagram showing a conventional pickup device.
4 and 4 are diagrams showing an embodiment of the present invention. 20.21-... Body part side case and objective lens drive part side case constituting the pickup device, 102
・・・・・・Fan is a means of generating lift pressure.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）光学記録媒体に情報を書き込む或は光学記録媒体
から情報を読み出す為のピックアップ装置に塵埃等が侵
入するのを防止する為の防塵装置であって、前記ピック
アップ装置内ｌ云揚圧を発生させる揚圧発生手段を備え
、該揚圧発生手段にて前記ピックアップ装置内を揚圧と
することにより前記ピックアップ装置内へ塵埃が侵入す
るのを防止するようにしたピックアップ装置の防塵装置
。(1) A dust-proof device for preventing dust from entering a pickup device for writing information on an optical recording medium or reading information from an optical recording medium, which prevents dust from entering the pickup device. 1. A dust-proof device for a pickup device, comprising a lift pressure generating means for generating a lift pressure in the pickup device to prevent dust from entering the pickup device. （２）揚圧発生手段が光学記録媒体を回転駆動する為の
モータにて駆動させるファンである実用新案登録請求の
範囲第（１）項記載のピックアップ装置の防塵装置。(2) A dustproof device for a pickup device according to claim (1), wherein the lift pressure generating means is a fan driven by a motor for rotationally driving an optical recording medium.
JP11253383U 1983-07-20 1983-07-20 Dust prevention device for pick-up equipment Pending JPS6020028U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11253383U JPS6020028U (en) 1983-07-20 1983-07-20 Dust prevention device for pick-up equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11253383U JPS6020028U (en) 1983-07-20 1983-07-20 Dust prevention device for pick-up equipment

Publications (1)

Publication Number Publication Date
JPS6020028U true JPS6020028U (en) 1985-02-12

Family

ID=30260845

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11253383U Pending JPS6020028U (en) 1983-07-20 1983-07-20 Dust prevention device for pick-up equipment

Country Status (1)

Country Link
JP (1) JPS6020028U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61260230A (en) * 1985-05-15 1986-11-18 Nippon Kogaku Kk <Nikon> Stroboscope device
JPH0328589U (en) * 1989-07-28 1991-03-22

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61260230A (en) * 1985-05-15 1986-11-18 Nippon Kogaku Kk <Nikon> Stroboscope device
JPH0328589U (en) * 1989-07-28 1991-03-22

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