发明名称 |
Method of manufacturing a liquid cooled blow molded article |
摘要 |
A method of blow molding a plastic article. A plastic article is blow molded within a mold. The article has plastic parison a wall. The wall is pierced by a first and a second needle or blowing pin. The wall forms a fluid-tight connection between the first needle and the parison wall. A volume of cooling liquid is injected into the article through the first needle. The cooling liquid cools the interior wall. Gas is vented from within the article through the second needle while the cooling liquid is injected into the article. The cooling liquid is evacuated through the first needle after the interior wall is cooled sufficiently to be removed from the mold.
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申请公布号 |
US6358462(B1) |
申请公布日期 |
2002.03.19 |
申请号 |
US19990301233 |
申请日期 |
1999.04.28 |
申请人 |
VISTEON GLOBAL TECHNOLOGIES, INC. |
发明人 |
MIEHLS BRAD ALAN;SILVIUS BRADLEY ALLEN |
分类号 |
B29C49/04;B29C49/66;(IPC1-7):B29C49/64 |
主分类号 |
B29C49/04 |
代理机构 |
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代理人 |
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地址 |
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