发明名称 |
Extrusion molding process and apparatus |
摘要 |
An extruded tubular molding is clamped at upper and lower portions thereof to form an air-tight space therebetween and thereafter compressed within two corresponding halves of a molding die and molded into the configuration of a final product. The lower portion of the molding is first clamped and lowered to stretch the molding downwardly prior to clamping the upper portion and compressing the molding in the molding die.
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申请公布号 |
US6027683(A) |
申请公布日期 |
2000.02.22 |
申请号 |
US19970876495 |
申请日期 |
1997.06.16 |
申请人 |
HUANG, ING CHUNG |
发明人 |
HUANG, ING CHUNG |
分类号 |
B21C23/08;B21C23/14;B21C25/00;B29C49/04;B29C49/14;B29C49/46;B29C49/48;(IPC1-7):B29C49/62 |
主分类号 |
B21C23/08 |
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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