JPH01159225U - - Google Patents
Info
- Publication number
- JPH01159225U JPH01159225U JP1988053429U JP5342988U JPH01159225U JP H01159225 U JPH01159225 U JP H01159225U JP 1988053429 U JP1988053429 U JP 1988053429U JP 5342988 U JP5342988 U JP 5342988U JP H01159225 U JPH01159225 U JP H01159225U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- spacer
- cavity
- disk substrate
- vent hole
- 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 8
- 239000000758 substrate Substances 0.000 claims description 7
- 239000012790 adhesive layer Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988053429U JPH01159225U (nl) | 1988-04-20 | 1988-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988053429U JPH01159225U (nl) | 1988-04-20 | 1988-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01159225U true JPH01159225U (nl) | 1989-11-02 |
Family
ID=31279409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988053429U Pending JPH01159225U (nl) | 1988-04-20 | 1988-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01159225U (nl) |
-
1988
- 1988-04-20 JP JP1988053429U patent/JPH01159225U/ja active Pending