| 发明名称 |
Tri-injection of hollow articles |
| 摘要 |
Apparatus for tri-injecting a plurality of thermoplastic materials to mold an article having a layered wall structure using thermoplastic materials having different optimum processing temperatures including the maintenance of the optimum temperatures in flow paths individual to each material from its source at least to the injection nozzle.
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| 申请公布号 |
US4808101(A) |
申请公布日期 |
1989.02.28 |
| 申请号 |
US19870050680 |
申请日期 |
1987.05.18 |
| 申请人 |
HUSKY INJECTION MOLDING SYSTEMS LTD. |
发明人 |
SCHAD, ROBERT D.;BROWN, PAUL P. |
| 分类号 |
B29C45/02;B29C45/16;B29C45/18;B29C45/20;B29C45/74;B29C45/78;B29L9/00;B29L22/00;(IPC1-7):B29C45/02 |
主分类号 |
B29C45/02 |
| 代理机构 |
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