发明名称 Extruder screw for processing polymeric materials
摘要 An extruder screw for processing polymeric materials has a groove on a crest, into which a resilient spiral element is installed. In the case the helix pitch distance of resilient spiral element is equal to the pitch of screw thread.
申请公布号 UA49070(U) 申请公布日期 2010.04.12
申请号 UA20090012192U 申请日期 2009.11.26
申请人 LYZOHUBENKO ANDRII ANATOLIIOVYCH;SIDOROV DMYTRO EDUARDOVYCH 发明人 LYZOHUBENKO ANDRII ANATOLIIOVYCH;SIDOROV DMYTRO EDUARDOVYCH
分类号 B29C47/38 主分类号 B29C47/38
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