JPS62142729U - - Google Patents
Info
- Publication number
- JPS62142729U JPS62142729U JP1986030801U JP3080186U JPS62142729U JP S62142729 U JPS62142729 U JP S62142729U JP 1986030801 U JP1986030801 U JP 1986030801U JP 3080186 U JP3080186 U JP 3080186U JP S62142729 U JPS62142729 U JP S62142729U
- Authority
- JP
- Japan
- Prior art keywords
- ring member
- information recording
- spacer
- fits
- 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
Links
- 239000000758 substrate Substances 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図は本考案の一実施例を示す断面斜視図、
第２図及び第３図は夫々異なる従来例を示す断面
斜視図である。
２…透明基板、１０…リング部材、１１…円板
部材、１２…ピン。
FIG. 1 is a cross-sectional perspective view showing an embodiment of the present invention;
FIGS. 2 and 3 are cross-sectional perspective views showing different conventional examples. 2...Transparent substrate, 10...Ring member, 11...Disc member, 12...Pin.
Claims (1)
同心的に対向配置し、上記基板の対向面の少なく
とも一方に上記スペーサに接触することなく情報
記録膜を形成してなる情報記録媒体において、上
記スペーサは、上記基板の外周端部と嵌合する段
部を有するリング部材と、上記基板の中心孔に嵌
合する段部を有すると共に上記リング部材の内径
より小径の円板部材とからなり、上記リング部材
及び円板部材の間に、上記リング部材または円板
部材の一方を摺動可能に保持する保持部材が設け
られたことを特徴とする情報記録媒体。 An information recording medium in which two substrates each having a center hole are arranged concentrically facing each other with a spacer interposed therebetween, and an information recording film is formed on at least one of the opposing surfaces of the substrates without contacting the spacer. The spacer includes a ring member having a stepped portion that fits with the outer peripheral end of the substrate, and a disc member that has a stepped portion that fits into the center hole of the substrate and has a smaller diameter than the inner diameter of the ring member, An information recording medium characterized in that a holding member that slidably holds either the ring member or the disc member is provided between the ring member and the disc member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986030801U JPS62142729U (en) | 1986-03-04 | 1986-03-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986030801U JPS62142729U (en) | 1986-03-04 | 1986-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62142729U true JPS62142729U (en) | 1987-09-09 |
Family
ID=30835947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986030801U Pending JPS62142729U (en) | 1986-03-04 | 1986-03-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62142729U (en) |
-
1986
- 1986-03-04 JP JP1986030801U patent/JPS62142729U/ja active Pending
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