| 发明名称 |
Blow-molding and degating hollow shapes |
| 摘要 |
Hollow shapes are blow molded with a special form of gate connecting the shapes to the parison from which they are blow molded and permitting subsequent degating of the shapes by ultrasonic mechanical vibration applied to the gates.
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| 申请公布号 |
US4332750(A) |
申请公布日期 |
1982.06.01 |
| 申请号 |
US19800129262 |
申请日期 |
1980.03.11 |
| 申请人 |
ESSEX CHEMICAL CORPORATION |
发明人 |
ROGGENBURG, JR., STANLEY L.;TULLY, MICHAEL E. |
| 分类号 |
B26D7/08;B26F3/00;B29C49/48;B29C49/50;B29C49/60;B29C49/72;(IPC1-7):B29C17/07;B29C17/08 |
主分类号 |
B26D7/08 |
| 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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