JPS60180327U - optical recording disk - Google Patents

optical recording disk

Info

Publication number
JPS60180327U
JPS60180327U JP1984065076U JP6507684U JPS60180327U JP S60180327 U JPS60180327 U JP S60180327U JP 1984065076 U JP1984065076 U JP 1984065076U JP 6507684 U JP6507684 U JP 6507684U JP S60180327 U JPS60180327 U JP S60180327U
Authority
JP
Japan
Prior art keywords
optical recording
recording disk
base
recording layer
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
JP1984065076U
Other languages
Japanese (ja)
Inventor
憲良 南波
浅見　茂
利樹 青井
一夫 高橋
黒岩　顕彦
Original Assignee
ティーディーケイ株式会社
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 ティーディーケイ株式会社 filed Critical ティーディーケイ株式会社
Priority to JP1984065076U priority Critical patent/JPS60180327U/en
Publication of JPS60180327U publication Critical patent/JPS60180327U/en
Pending legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (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 drawings]

第１図は、本考案の実施例を示す断面図であり、第２図
は、第１図の部分拡大図である。第３図および第４図は
、それぞれ本考案の他の実施例を示す断面図である。 符号の説明、１・・−・・・光記録ディス・り、２，２
１．２２・・・・・・光記録部分、３．３１．３２・・
・・・・基体、３５・・・・・・溝、４．４１．４２・
・・・・・記録層、５・・・・・・連結部材、７・・・
・・・保護層、９，９１，９２・・・・・・基体上の記
録層形成面のテーパー状の傾斜面、１０．１０１，１０
２・・・・・・基体上の記録層形成面と反対側の面のテ
ーパー状の傾斜面。FIG. 1 is a sectional view showing an embodiment of the present invention, and FIG. 2 is a partially enlarged view of FIG. 1. 3 and 4 are cross-sectional views showing other embodiments of the present invention, respectively. Explanation of symbols, 1... Optical recording disk, 2, 2
1.22... Optical recording part, 3.31.32...
... Base body, 35 ... Groove, 4.41.42.
...Recording layer, 5...Connecting member, 7...
...protective layer, 9,91,92...tapered inclined surface of recording layer forming surface on substrate, 10.101,10
2... Tapered inclined surface on the opposite side to the recording layer formation surface on the substrate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ″　　中央部に孔部を有し平面ディスク状をなす基体上
に、記録層を有する記録部を設けてなる光記録部分を具
え、基体の記録層形成面の周縁部が、基体裏面側に傾斜
したテーパー状の傾斜面をなすことを特徴とする光記録
ディスク。``Equipped with an optical recording part in which a recording part having a recording layer is provided on a flat disk-shaped base having a hole in the center, and the peripheral edge of the recording layer forming surface of the base is inclined toward the back side of the base. An optical recording disk characterized by having a tapered inclined surface.
JP1984065076U 1984-05-02 1984-05-02 optical recording disk Pending JPS60180327U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984065076U JPS60180327U (en) 1984-05-02 1984-05-02 optical recording disk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984065076U JPS60180327U (en) 1984-05-02 1984-05-02 optical recording disk

Publications (1)

Publication Number Publication Date
JPS60180327U true JPS60180327U (en) 1985-11-30

Family

ID=30596740

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984065076U Pending JPS60180327U (en) 1984-05-02 1984-05-02 optical recording disk

Country Status (1)

Country Link
JP (1) JPS60180327U (en)

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