发明名称 |
SCREW FOR EXTRUDER AND METHOD OF MANUFACTURING THE EXTRUDER, AND RUBBER MEMBER FOR TIRE AND METHOD OF MANUFACTURING THE RUBBER MEMBER |
摘要 |
A screw 12 for an extruder 10 rotatably supported on the cylinder of the extruder and carrying roll-heated rubber material supplied from a hopper port 13s provided at the rear part of the cylinder 11, wherein the height of the portion of the flight portion 12z of the screw 12 located below the hopper port 13s is set lower than the height of the flight portion 12a on the downstream side of the screw 12, whereby the pulsation of extruded matter can be reduced while maintaining a high discharge rate. <IMAGE> |
申请公布号 |
EP1512514(A4) |
申请公布日期 |
2010.07.21 |
申请号 |
EP20030733292 |
申请日期 |
2003.06.05 |
申请人 |
KABUSHIKI KAISHA BRIDGESTONE |
发明人 |
SHIMADA, GOU |
分类号 |
B29C47/60;B29C47/62;B29L21/00;(IPC1-7):B29C47/60 |
主分类号 |
B29C47/60 |
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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