发明名称 |
Apparatus for manufacturing a substrate means for an optical recording disk |
摘要 |
An apparatus for manufacturing a substrate of an optical recording disk having a transfer layer of uniform thickness. The apparatus forcibly deforms a portion of the substrate ranging from the center portion to an outer circumferential portion so as to provide a substantially conical-convex shape prior to the formation of the transfer layer. The apparatus forms the transfer layer onto a surface side of the conical-convex shape of the substrate.
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申请公布号 |
US5417182(A) |
申请公布日期 |
1995.05.23 |
申请号 |
US19930153959 |
申请日期 |
1993.11.18 |
申请人 |
PIONEER ELECTRONIC CORPORATION |
发明人 |
FUJII, SEIRO;JINNO, SATOSHI;KOBAYASHI, TAKAHIRO |
分类号 |
B41M5/26;G11B7/26;(IPC1-7):B05C13/02 |
主分类号 |
B41M5/26 |
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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