JPS59149261U - Detection device for recording discs with different diameters - Google Patents

Detection device for recording discs with different diameters

Info

Publication number
JPS59149261U
JPS59149261U JP4202183U JP4202183U JPS59149261U JP S59149261 U JPS59149261 U JP S59149261U JP 4202183 U JP4202183 U JP 4202183U JP 4202183 U JP4202183 U JP 4202183U JP S59149261 U JPS59149261 U JP S59149261U
Authority
JP
Japan
Prior art keywords
different diameters
detection device
recording discs
concentric circles
recording
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
JP4202183U
Other languages
Japanese (ja)
Inventor
邦夫 横倉
Original Assignee
ソニー株式会社
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 ソニー株式会社 filed Critical ソニー株式会社
Priority to JP4202183U priority Critical patent/JPS59149261U/en
Publication of JPS59149261U publication Critical patent/JPS59149261U/en
Pending legal-status Critical Current

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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) [Abstract] 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 drawings]

第１図は従来の光デイスク再生装置を説明するための斜
視図、第２図ａ、　　ｂはこの考案の一実施例を示すデ
ィスクトレイの側面からみた断面図と上面図、第３図は
ディスク検出信号の処理回路図である。 図中、１０は光デイスク再生装置、２０はディスクトレ
イ、ｃ、、　ｃ２は同心円、Ｓ２□〜Ｓ２２．Ｓ３１〜
Ｓ３３はホトセンサを示す。Figure 1 is a perspective view for explaining a conventional optical disc playback device, Figures 2a and b are sectional views and top views of a disc tray showing an embodiment of this invention, and Figure 3 is a disc tray. FIG. 3 is a detection signal processing circuit diagram. In the figure, 10 is an optical disc playback device, 20 is a disc tray, c, c2 are concentric circles, S2□ to S22. S31～
S33 indicates a photosensor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ローディング機構によって再生装置内に収容されるディ
スクトレイに、記録円盤の所定セット位置を示唆する複
数の同心円を表示し、該同心円で区分けされた各々の領
域内に少なくとも１個以上のディスク検出素子を配置し
たことを特徴とする異径記録円盤の検出装置。A plurality of concentric circles indicating predetermined set positions of recording discs are displayed on a disc tray accommodated in a playback device by a loading mechanism, and at least one disc detection element is placed in each area divided by the concentric circles. A detection device for recording disks of different diameters.
JP4202183U 1983-03-25 1983-03-25 Detection device for recording discs with different diameters Pending JPS59149261U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4202183U JPS59149261U (en) 1983-03-25 1983-03-25 Detection device for recording discs with different diameters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4202183U JPS59149261U (en) 1983-03-25 1983-03-25 Detection device for recording discs with different diameters

Publications (1)

Publication Number Publication Date
JPS59149261U true JPS59149261U (en) 1984-10-05

Family

ID=30172579

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4202183U Pending JPS59149261U (en) 1983-03-25 1983-03-25 Detection device for recording discs with different diameters

Country Status (1)

Country Link
JP (1) JPS59149261U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60163550U (en) * 1984-04-06 1985-10-30 富士通テン株式会社 compact disc player
JPS627672U (en) * 1985-06-25 1987-01-17

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60163550U (en) * 1984-04-06 1985-10-30 富士通テン株式会社 compact disc player
JPS627672U (en) * 1985-06-25 1987-01-17

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