Extrusion nozzle

Plastic article or earthenware shaping or treating: apparatus – Means feeding fluent stock from plural sources to common... – Extrusion shaping means

Reexamination Certificate

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Details

C425S191000, C425S463000, C426S283000, C426S448000, C426S516000

Reexamination Certificate

active

07134861

ABSTRACT:
An extrusion nozzle including an outlet port having a single opening with a first region, second region, and a pinched region between the two. The pinched region reduces the dimensions of the extrudate in relation to the dimensions associated with the first and second regions. In that way, the extrudate is joined together but may be easily separated into two separate pieces with dimensions related to the dimensions of the first and second region.

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