JPH01109829U - - Google Patents
Info
- Publication number
- JPH01109829U JPH01109829U JP1988005102U JP510288U JPH01109829U JP H01109829 U JPH01109829 U JP H01109829U JP 1988005102 U JP1988005102 U JP 1988005102U JP 510288 U JP510288 U JP 510288U JP H01109829 U JPH01109829 U JP H01109829U
- Authority
- JP
- Japan
- Prior art keywords
- annular
- spacer
- information recording
- substrate
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 239000000758 substrate Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図乃至第５図は本考案に係り、第１図は情
報記録媒体の断面図、第２図は外周スペーサの断
面図、第３図は内周スペーサの断面図、第４図は
内周スペーサの要部拡大斜視図、第５図は情報記
録媒体の組立状態を示す図である。第６図乃至第
８図は夫々従来の情報記録媒体の断面図である。
１……基板、２……記録膜、３……外周スペー
サ、３ａ……内周面、３ｂ……位置決め部、３ｃ
……間隔保持部、３ｄ，３ｅ……フツク部、３ｆ
……ノツチ部、４……内周スペーサ、４ａ……外
周面、４ｂ……位置決め部、４ｃ……間隔保持部
、４ｄ，４ｅ……フツク部、４ｆ……スリツト部
。
Figures 1 to 5 relate to the present invention; Figure 1 is a sectional view of the information recording medium, Figure 2 is a sectional view of the outer spacer, Figure 3 is a sectional view of the inner spacer, and Figure 4 is the inner spacer. FIG. 5 is an enlarged perspective view of the main part of the circumferential spacer, and is a diagram showing the assembled state of the information recording medium. 6 to 8 are cross-sectional views of conventional information recording media, respectively. DESCRIPTION OF SYMBOLS 1...Substrate, 2...Recording film, 3...Outer periphery spacer, 3a...Inner peripheral surface, 3b...Positioning part, 3c
...Space holding part, 3d, 3e...Hook part, 3f
. . . Notch portion, 4 . . . Inner spacer, 4a .
Claims (1)
対向配置し、前記基板の対向面の少なくとも一方
に前記スペーサに非接触として情報の記録膜を形
成してなる情報記録媒体において、前記スペーサ
は前記基板の同縁と係合して基板を嵌合する短筒
状の位置決め部と、該位置決め部と一体形成され
対向する基板間に位置させるべく延出している環
状の間隔保持部と、前記位置決め部の上下端に形
成された環状のフツク部とを備え、前記環状の間
隔保持部と環状フツク部とにより基板の周縁部を
上下方向に挾着してなる情報記録媒体。 An information recording medium in which two annular substrates 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, wherein the spacer is a short cylindrical positioning portion that engages with the same edge of the substrate to fit the substrate; an annular spacing portion that is integrally formed with the positioning portion and extends to be positioned between the opposing substrates; An information recording medium comprising annular hook parts formed at the upper and lower ends of a positioning part, and in which a peripheral edge of a substrate is vertically clamped by the annular spacing part and the annular hook part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988005102U JPH01109829U (en) | 1988-01-19 | 1988-01-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988005102U JPH01109829U (en) | 1988-01-19 | 1988-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01109829U true JPH01109829U (en) | 1989-07-25 |
Family
ID=31208182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988005102U Pending JPH01109829U (en) | 1988-01-19 | 1988-01-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01109829U (en) |
-
1988
- 1988-01-19 JP JP1988005102U patent/JPH01109829U/ja active Pending