发明名称 |
Injection molding of compact discs |
摘要 |
A method for the injection of molding of compact discs at the very small thickness of 0.6 mm employing a critical sequence of steps during and after the injection of molten plastic into the mold cavity, including allowing the injected plastic to force the mold cavity to partly reopen for a predetermined time (or distance) before closing the mold to its final dimensions. |
申请公布号 |
AU720148(B2) |
申请公布日期 |
2000.05.25 |
申请号 |
AU19970043156 |
申请日期 |
1997.09.05 |
申请人 |
WEA MANUFACTURING INC. |
发明人 |
WILLIAM MUELLER;EDWARD PICKUTOSKI |
分类号 |
B29C45/00;B29C45/56;B29C45/70;G11B7/24;G11B7/26;(IPC1-7):G11B7/24;B29C45/26 |
主分类号 |
B29C45/00 |
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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