Patent ID: 6821110
Filing Date: 2004-11-23
Classification: B29C

Abstract:
An apparatus for molding comprising:(A) a frame; (B) a melt reservoir attached to the frame, the melt reservoir being configured to hold molding material; (C) an injection unit attached to the frame in close relative proximity to the melt reservoir, the injection unit comprising: (a) a pump in fluid communication with the melt reservoir, the pump being configured to pomp molten molding material; (b) an injection nozzle coupled to the pump and positioned to be inserted into a mold, wherein the pump pumps molten molding material from the melt reservoir through the nozzle and into a mold; wherein the injection nozzle comprises a thermal barrier attached to the injection nozzle, wherein the thermal barrier is positioned between the injection nozzle and the mold when the injection nozzle is inserted into the mold.