JPH0435265U - - Google Patents
Info
- Publication number
- JPH0435265U JPH0435265U JP1990077309U JP7730990U JPH0435265U JP H0435265 U JPH0435265 U JP H0435265U JP 1990077309 U JP1990077309 U JP 1990077309U JP 7730990 U JP7730990 U JP 7730990U JP H0435265 U JPH0435265 U JP H0435265U
- Authority
- JP
- Japan
- Prior art keywords
- resin
- adhesive layer
- board
- resin board
- disk substrate
- 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
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 6
- 239000012790 adhesive layer Substances 0.000 claims description 4
- 239000010410 layer Substances 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 239000004831 Hot glue Substances 0.000 claims 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図ないし第４図はそれぞれ別の実施例によ
る情報記録媒体を示す断面図、第５図は従来の情
報記録媒体の断面図、第６図はその一部拡大図で
ある。
各図中、同一符号は同一または相当部分を示し
、１は情報記録媒体、２はデイスク基板、３は記
録層、５はセンター穴、６はハブ、７は突出部、
９は挿入部、１０はフランジ部、１１，１１ａ，
１１ｂは接着剤層、２１は樹脂基板である。
1 to 4 are sectional views showing information recording media according to different embodiments, FIG. 5 is a sectional view of a conventional information recording medium, and FIG. 6 is a partially enlarged view thereof. In each figure, the same reference numerals indicate the same or corresponding parts, 1 is the information recording medium, 2 is the disk substrate, 3 is the recording layer, 5 is the center hole, 6 is the hub, 7 is the protrusion,
9 is an insertion part, 10 is a flange part, 11, 11a,
11b is an adhesive layer, and 21 is a resin substrate.
Claims (1)
ク基板と、このデイスク基板の記録層側に第１の
接着剤層により貼合わされる樹脂基板と、前記デ
イスク基板および樹脂基板のセンター穴に樹脂基
板側から挿入された挿入部、およびセンター穴付
近の樹脂基板を覆うフランジ部を有し、第２の接
着剤層によりデイスク基板および樹脂基板に固着
されるハブとを備えた情報記録媒体。 (2) 第１の接着剤層がホツトメルト接着剤であ
る請求項(1)記載の情報記録媒体。[Claims for Utility Model Registration] (1) A transparent resin disk substrate having a recording layer on one side, a resin substrate bonded to the recording layer side of the disk substrate with a first adhesive layer, and the disk substrate. and a hub that has an insertion part inserted into the center hole of the resin board from the resin board side, and a flange part that covers the resin board near the center hole, and is fixed to the disk board and the resin board by a second adhesive layer. An information recording medium equipped with (2) The information recording medium according to claim (1), wherein the first adhesive layer is a hot melt adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990077309U JPH0435265U (en) | 1990-07-20 | 1990-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990077309U JPH0435265U (en) | 1990-07-20 | 1990-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0435265U true JPH0435265U (en) | 1992-03-24 |
Family
ID=31619579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990077309U Pending JPH0435265U (en) | 1990-07-20 | 1990-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0435265U (en) |
-
1990
- 1990-07-20 JP JP1990077309U patent/JPH0435265U/ja active Pending
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