Apparatus for removing melt from a melt residue stagnation...

Details Apparatus for removing melt from a melt residue stagnation... Apparatus for removing melt from a melt residue stagnation...

2004-02-25

2008-12-30

Heitbrink, Tim (Department: 1791)

Plastic article or earthenware shaping or treating: apparatus

Female mold and charger to supply fluent stock under...

With means between charger and mold to cut off flow of...

C425S566000

Reexamination Certificate

active

07470122

ABSTRACT:
A method and apparatus for removing melt from a stagnation zone in a melt conduit extending from a melt source to a mold cavity is provided. The stagnation zone may be created by the presence of a valve pin in the melt conduit for controlling melt flow therethrough. The apparatus includes a stagnation zone cleaner that is moveable through the stagnation zone for urging melt out of the stagnation zone.

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