Patent ID: 7320590
Filing Date: 2008-01-22
Classification: B29C

Abstract:
1. An injection molding apparatus comprising: a manifold having a manifold melt channel for receiving a melt stream of moldable material under pressure positioned between a back plate and a mold plate of the injection molding apparatus; a heated nozzle having a nozzle melt channel for receiving the melt stream from the manifold melt channel; a manifold plug fit within a bore of the manifold and having a plug melt channel for fluidly connecting the manifold melt channel and the nozzle melt channel, wherein the manifold plug includes a pressure disk portion, wherein the pressure disk portion abuts with the back plate and a downstream end of the manifold plug is received within an interior recess of the nozzle such that an exterior surface of the manifold plug faces an interior surface of the nozzle.