发明名称 |
Worm extruder for synthetic resin |
摘要 |
A synthetic resin worm press in which the thread height in an intake zone adjoining a feed opening zone is substantially smaller than the thread height in the feed opening zone, a frustoconical divergent transition piece is provided between the two zones at the core of the worm and longitudinal grooves are formed in the wall of the bore along these zones and are of progressively decreasing depth in the flow direction of the material.
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申请公布号 |
US4659300(A) |
申请公布日期 |
1987.04.21 |
申请号 |
US19850807770 |
申请日期 |
1985.12.10 |
申请人 |
REIFENHAUSER GMBH & CO. MASCHINENFABRIK |
发明人 |
SCHWARZ, WILFRIED |
分类号 |
B29C47/58;(IPC1-7):B29C47/00 |
主分类号 |
B29C47/58 |
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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