JPS59157231U - optical disc - Google Patents

optical disc

Info

Publication number
JPS59157231U
JPS59157231U JP1983049601U JP4960183U JPS59157231U JP S59157231 U JPS59157231 U JP S59157231U JP 1983049601 U JP1983049601 U JP 1983049601U JP 4960183 U JP4960183 U JP 4960183U JP S59157231 U JPS59157231 U JP S59157231U
Authority
JP
Japan
Prior art keywords
optical disc
display portion
utility
model
disc according
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.)
Granted
Application number
JP1983049601U
Other languages
Japanese (ja)
Other versions
JPH0240582Y2 (en
Inventor
晃 鈴木
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 JP1983049601U priority Critical patent/JPS59157231U/en
Publication of JPS59157231U publication Critical patent/JPS59157231U/en
Application granted granted Critical
Publication of JPH0240582Y2 publication Critical patent/JPH0240582Y2/ja
Granted legal-status Critical Current

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  • 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]

示１図は本考案の一実施例を示す概略斜視図であり、第
２図は光学ディスクの一部省略拡大断面図、第３図は本
考案の他の実施例を示す概略斜視図である。 １、５Ａ、　　５Ｂ、　　５Ｃ・・・表示部、２・・・
透明基板、３・・・反射膜、４・・・保護層。Figure 1 is a schematic perspective view showing one embodiment of the present invention, Figure 2 is a partially omitted enlarged sectional view of an optical disc, and Figure 3 is a schematic perspective view showing another embodiment of the present invention. . 1, 5A, 5B, 5C...display section, 2...
Transparent substrate, 3... Reflective film, 4... Protective layer.

Claims (6)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）片面に信号面が形成された透明基板と、上記信号
面に被着された反射膜と、上記反射膜の上面に積層され
た保持層と、上記保護層の表面に設けられ温度に反応し
て不可逆的に変色する表示部とを有してなる光学ディス
ク。(1) A transparent substrate with a signal surface formed on one side, a reflective film adhered to the signal surface, a retaining layer laminated on the top surface of the reflective film, and a transparent substrate provided on the surface of the protective layer that is resistant to temperature. An optical disc comprising a display portion that irreversibly changes color upon reaction. （２）表示部をディスクの片面全体に設けてなる実用新
案登録請求の範囲第１項記載の光学ディスク。(2) The optical disc according to claim 1, wherein the display portion is provided on the entire one side of the disc. （３）表示部をディスク表面の一部に設けてなる実用新
案登録請求の範囲第１項記載の光学ディスク。(3) The optical disc according to claim 1, wherein the display portion is provided on a part of the disc surface. （４）不可逆性示温剤を混入した印刷インクにて表示パ
ターンを印刷してなる表示部を有することを特徴とする
実用新案登録請求の範囲第１項記載の光学ディスク。(4) The optical disc according to claim 1, which has been registered as a utility model, and has a display portion formed by printing a display pattern using printing ink mixed with an irreversible temperature indicator. （５）不可逆性示温剤を塗布した台紙をディスク面上に
接着して成る表示部を有することを特徴とする実用新案
登録請求の範囲第１項記載の光学ディスク。(5) The optical disc according to claim 1, which has been registered as a utility model, and has a display portion formed by adhering a mount coated with an irreversible temperature indicator onto the disc surface. （６）それぞれ異なる温度に反応する複数の不可逆性示
温剤にて複数の表示部を設けたことを特徴とする実用新
案登録請求の範囲第２項ないし第　　　′５項のいずれ
か１項に記載の光学ディスク。(6) A utility model registration according to any one of claims 2 to '5, characterized in that a plurality of display parts are provided with a plurality of irreversible temperature indicators that each react to different temperatures. optical disc.
JP1983049601U 1983-04-05 1983-04-05 optical disc Granted JPS59157231U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983049601U JPS59157231U (en) 1983-04-05 1983-04-05 optical disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983049601U JPS59157231U (en) 1983-04-05 1983-04-05 optical disc

Publications (2)

Publication Number Publication Date
JPS59157231U true JPS59157231U (en) 1984-10-22
JPH0240582Y2 JPH0240582Y2 (en) 1990-10-30

Family

ID=30180102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983049601U Granted JPS59157231U (en) 1983-04-05 1983-04-05 optical disc

Country Status (1)

Country Link
JP (1) JPS59157231U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002186685A (en) * 2000-12-20 2002-07-02 Bridgestone Sports Co Ltd Golf ball

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57122032U (en) * 1981-01-20 1982-07-29
JPS57161143U (en) * 1981-04-02 1982-10-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57122032U (en) * 1981-01-20 1982-07-29
JPS57161143U (en) * 1981-04-02 1982-10-09

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002186685A (en) * 2000-12-20 2002-07-02 Bridgestone Sports Co Ltd Golf ball

Also Published As

Publication number Publication date
JPH0240582Y2 (en) 1990-10-30

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