发明名称 |
Composite optical disk structure |
摘要 |
<p>A composite optical disk structure includes a first transparent disk plate having a first center hole, a first stamper clamp groove and a first information recording area on its one main surface; a second transparent disk plate having a second center hole having a diameter equal to that of the first center hole, a second stamper clamp groove and a second information recording area on its one main surface; a transparent adhesive sandwiched between the first and second transparent disk plates to bond the one main surfaces of them; and a mechanism formed between the one main surfaces for preventing the transparent adhesive from leaking our into the center holes. <IMAGE></p> |
申请公布号 |
EP0756274(A2) |
申请公布日期 |
1997.01.29 |
申请号 |
EP19960112134 |
申请日期 |
1996.07.26 |
申请人 |
TOSHIBA-EMI LIMITED |
发明人 |
KOMIYAMA, TAKESHI;HAMAMURA, MAKOTO |
分类号 |
B29D17/00;G11B7/24;G11B7/26;(IPC1-7):G11B7/24 |
主分类号 |
B29D17/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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