发明授权
- 专利标题： Double screw extruder
- 专利标题（中）： 双螺杆挤出机
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申请号： US13587203申请日： 2012-08-16
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公开(公告)号： US08998481B2公开(公告)日： 2015-04-07
- 发明人: Rainer Viessmann
- 申请人： Rainer Viessmann
- 申请人地址： DE Kronach
- 专利权人： Hans Weber Maschinenfabrik GmbH
- 当前专利权人： Hans Weber Maschinenfabrik GmbH
- 当前专利权人地址： DE Kronach
- 代理机构： McCormick, Paulding & Huber LLP
- 主分类号： B29B7/48
- IPC分类号： B29B7/48 ; B29C47/40 ; B29C47/60
摘要：
What is described is a twin screw extruder having two extruder screws (10, 34), each extruder screw (10) having a cylindrical core (12) and at least one web (14) running helically over the periphery of the outer cylinder face of the core (12), the surface of the web (14) comprising a peripheral side (18) and two flanks (22, 24), and a channel (30) being formed between adjacent web windings. The flanks (22, 24) of the web (14) have a waved progression in the peripheral direction.
公开/授权文献
- US20140050042A1 DOUBLE SCREW EXTRUDER 公开/授权日：2014-02-20