发明名称 Metal clay extruder
摘要 The present invention provides a clay extruder usable for shaping clay into desired patterns. The extruder has a screw disposed within a sleeve, a plunger located on the screw and inside the sleeve, a handle located on the screw and outside of the sleeve, and a perforated disk opposite the insertion of the screw into the sleeve. The handle is used to turn the screw and move the plunger through the sleeve. As the plunger pushes clay out the sleeve, an o-ring around the plunger prevents clay from leaking back, and a perforated disk molds the clay into a desired pattern. Metal construction allows the extruder to be subjected to high amounts of torque and pressure without damage or failure.
申请公布号 US7413429(B1) 申请公布日期 2008.08.19
申请号 US20050144555 申请日期 2005.06.03
申请人 SINO HARVEST LIMITED 发明人 MANGELSEN WILLIAM P.
分类号 B29C47/00 主分类号 B29C47/00
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