发明名称 |
Apparatus for injection molding multi-layer articles |
摘要 |
An injection nozzle device including multi-polymer injection nozzles comprising an assembly of shells, and having fixed, tapered passageways communicating with annular orifices close to a nozzle gate and to each other, and polymer flow balancing and directing means in the passageways in the form of concentric and eccentric chokes.
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申请公布号 |
US6332767(B1) |
申请公布日期 |
2001.12.25 |
申请号 |
US20000526438 |
申请日期 |
2000.03.15 |
申请人 |
PECHINEY EMBALLAGE FLEXIBLE EUROPE |
发明人 |
KUDERT FREDERICK G.;LATREILLE MAURICE G.;MCHENRY ROBERT J.;NAHILL GEORGE F.;PFUTZENREUTER, III HENRY;TENNANT WILLIAM A.;TUNG THOMAS T.;VELLA, JR. JOHN |
分类号 |
B29C45/16;B29C49/22;B65D1/28;B65D81/26;(IPC1-7):B29C45/22 |
主分类号 |
B29C45/16 |
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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