Patent ID: 7458804

Claim:
An injection molding drop tip for conveying injection molding material from a molding material supply into a mold, said drop tip comprising: a body including an internal bore and a single tapered drop passage extending axially from said internal bore; said internal bore having an upper end and extending axially to a lower end terminating in a single gate to prevent retention of molten material therein, said internal bore having an axial length less than an axial length of said drop passage; and wherein said body has a wall forming said internal bore and extending axially from said upper end to said lower end, said wall having a continuous arcuate internal surface extending from said upper end of said internal bore to said lower end of said internal bore to prevent retention of molten material in said internal bore when molten material flows through said gate by causing any residue from the molten material to flow upward away from said gate.