Patent ID: 6945767
Filing Date: 2005-09-20
Classification: B29C

Abstract:
1. A nozzle for an injection molding apparatus, comprising: a nozzle body, wherein said nozzle body defines a first melt channel therein, said first melt channel is adapted to be downstream from and in fluid communication with a melt source, said nozzle body has a downstream nozzle body end and said nozzle body is made from a nozzle body material; a plurality of nozzle tips disposed on the downstream nozzle body end; a heater, wherein said heater is thermally connected to said nozzle body and is positioned around said first melt channel; and a generally cylindrical insert, wherein said insert is positioned within said nozzle body, and nozzle body such that said insert is spaced from said first melt channel, wherein said insert is made of an insert material, and said insert material is more thermally conductive than said nozzle body material, wherein said first melt channel is centered about an axis and said insert is centered about said axis.