JPH0431474U

JPH0431474U -

Info

Publication number: JPH0431474U
Application number: JP7200490U
Authority: JP
Priority date: 1990-07-06
Filing date: 1990-07-06
Publication date: 1992-03-13

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例の斜視図、第２図は
清掃具１４，１６の斜視図、第３図は清掃具１４
，１６の取り付け部分の断面図、第４図は、清掃
デイスク１０における清掃具１４，１６の取り付
け位置の説明図、第５図は光ピツクアツプとの位
置関係を示す側面図、第６図は清掃具の配置の変
更例を示す平面図である。１０……清掃デイスク、１２……中心孔、１４
，１６……清掃具、２０……拭取り材、２２……
プラスチツク材、２４……ベース、２６……孔、
３０……制御信号記録エリア、３２……清掃開始
メツセージ記録エリア、３４……清掃中エリア、
３６……清掃完了メツセージ記録エリア、４０…
…光ピツクアツプ、４２……レーザ・ダイオード
、４４……対物レンズ、４６……ハーフミラー、
４８……受光素子、５０……レンズ保持枠、６０
，６２，６４，６６，６８，７０，７２，７４…
…清掃具。 FIG. 1 is a perspective view of an embodiment of the present invention, FIG. 2 is a perspective view of cleaning tools 14 and 16, and FIG. 3 is a perspective view of the cleaning tool 14.
, 16, FIG. 4 is an explanatory diagram of the mounting position of the cleaning tools 14, 16 on the cleaning disk 10, FIG. 5 is a side view showing the positional relationship with the optical pickup, and FIG. It is a top view which shows the example of a change of arrangement|positioning of a tool. 10...Cleaning disk, 12...Center hole, 14
, 16...Cleaning tool, 20... Wiping material, 22...
Plastic material, 24...base, 26...hole,
30... Control signal recording area, 32... Cleaning start message recording area, 34... Cleaning area,
36...Cleaning completion message recording area, 40...
...Optical pickup, 42...Laser diode, 44...Objective lens, 46...Half mirror,
48... Light receiving element, 50... Lens holding frame, 60
, 62, 64, 66, 68, 70, 72, 74...
...Cleaning tools.

Claims

[Scope of Claim for Utility Model Registration] (1) At least one cleaning member for cleaning the lens surface of the optical pickup is provided on the medium surface facing the optical pickup, and the mounting position of the cleaning member in the feeding direction of the optical pickup is provided. An optical pick-up cleaning disk characterized by having a recording area for a cleaning completion message at the front of the disk. (2) Optical pickup cleaning according to claim (1) of the utility model registration claim, characterized in that a recording area for a cleaning start message is provided in front of the attachment position of the cleaning member in the feeding direction of the optical pickup. disc. (3) The optical pickup cleaning disk according to claim 1 or 2, wherein the cleaning member is made of a flexible material extending in the radial direction of the disk. (4) The optical pickup cleaning disk according to claim (4), wherein the cleaning member is made of a leather material. (5) The optical pick-up cleaning disk according to claim 1, 2, or 3, which is equipped with a plurality of cleaning members, and at least one of the cleaning members is a brush. .