JPH0235334U - - Google Patents

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Publication number
JPH0235334U
JPH0235334U JP1988053428U JP5342888U JPH0235334U JP H0235334 U JPH0235334 U JP H0235334U JP 1988053428 U JP1988053428 U JP 1988053428U JP 5342888 U JP5342888 U JP 5342888U JP H0235334 U JPH0235334 U JP H0235334U
Authority
JP
Japan
Prior art keywords
spacer
optical disk
disk
explanatory diagram
disk substrates
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
JP1988053428U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP1988053428U priority Critical patent/JPH0235334U/ja
Publication of JPH0235334U publication Critical patent/JPH0235334U/ja
Pending legal-status Critical Current

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  • Optical Record Carriers And Manufacture Thereof (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第1図は本考案の光デイスク用スペーサ(外周
スペーサ)の一例を示す説明図、第2図は平面型
の従来スペーサを示す説明図、第3図は平面内周
側傾斜型従来スペーサの説明図、第5図は実施例
1で用いた外周スペーサの寸法形状を示すもので
、中心から片側の断面を示す断面図、第6図は実
施例1で用いた内周スペーサの寸法形状を示すも
ので、中心から片側の断面を示す断面図、第7図
は従来のエアーサンドイツチ型の光デイスクの断
面図である。 1……スペーサ、2……内周側細溝、3……外
周側細溝、4……デイスク基板、5……空間、6
……記録層。
Fig. 1 is an explanatory diagram showing an example of an optical disk spacer (outer periphery spacer) according to the present invention, Fig. 2 is an explanatory diagram showing a conventional flat type spacer, and Fig. 3 is an explanatory diagram of a flat inner peripheral side inclined type conventional spacer. Figure 5 shows the dimensions and shape of the outer spacer used in Example 1, and is a sectional view showing one side from the center, and Figure 6 shows the dimensions and shape of the inner spacer used in Example 1. FIG. 7 is a cross-sectional view of a conventional air sandwich type optical disk. DESCRIPTION OF SYMBOLS 1... Spacer, 2... Inner circumference side thin groove, 3... Outer circumference side narrow groove, 4... Disk substrate, 5... Space, 6
...recording layer.

補正 平1.10.13 図面の簡単な説明を次のように補正する。 明細書第9頁10行目の「傾斜型従来スペーサ
の説明図、第5図は」を「傾斜型従来スペーサの
説明図、第4図は丸み形の凹部を形成した従来ス
ペーサの説明図、第5図は」と訂正する。
Amendment October 13, 1993 The brief description of the drawing is amended as follows. On page 9, line 10 of the specification, "Explanatory diagram of a conventional inclined spacer, FIG. 5" is changed to "Explanatory diagram of a conventional tilted spacer, FIG. Figure 5 is corrected.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内面側に記録面を有する2枚のデイスク基板を
ドーナツ状のスペーサを介在させて中空部を形成
して対向配置してなるエアーサンドイツチ型光デ
イスクに用いるスペーサにおいて、デイスク基板
に対する接着面に同心円状の単数または複数の細
溝を形成したことを特徴とする光デイスク用スペ
ーサ。
In a spacer used for an air sandwich type optical disk, which is formed by disposing two disk substrates each having a recording surface on the inner surface facing each other with a donut-shaped spacer interposed therebetween to form a hollow part, the adhesive surface to the disk substrates is A spacer for an optical disk characterized by forming one or more concentric thin grooves.
JP1988053428U 1988-04-20 1988-04-20 Pending JPH0235334U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988053428U JPH0235334U (en) 1988-04-20 1988-04-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988053428U JPH0235334U (en) 1988-04-20 1988-04-20

Publications (1)

Publication Number Publication Date
JPH0235334U true JPH0235334U (en) 1990-03-07

Family

ID=31279408

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988053428U Pending JPH0235334U (en) 1988-04-20 1988-04-20

Country Status (1)

Country Link
JP (1) JPH0235334U (en)

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