Patent ID: 7517208

Claim:
A molding system for use with a mold having a stationary mold portion and a movable mold portion, the molding system comprising: a stationary platen being configured to support the stationary mold portion of the mold; a movable platen being configured to be movable relative to the stationary platen, and the movable platen being configured to support the movable mold portion of the mold; and an extruder, including: a barrel defining a channel extending through the barrel; a liner being received in the channel of the barrel, the liner defining a first conically-shaped end; a machine nozzle being configured to connect with the mold; and a barrel head being fixedly connected with the barrel, the barrel head being fixedly connected with the machine nozzle so that a molten molding material is conveyable from the barrel to a cavity defined by the mold, the barrel head defining a passageway extending through the barrel head, the barrel head defining a second conically-shaped end exiting the passageway, the second conically-shaped end being mated with the first conically-shaped end of the liner so that the channel and the passageway are aligned with each other, wherein the first conically-shaped end extends inwardly, and the second conically-shaped end extends outwardly.