Extrusion cylinder assembly
AssigneeNabisco Brands, Inc.
InventorsAlbert A. Pinto, George Ryder
Life of this patent
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Abstract
Extrusion apparatus including rotary shell having plural circumferential rows of extrusion orifices and a stationary inner member, defining with said shell, circumferential channels communicating with said orifices.
Claims14
An extrusion cylinder assembly for extruding a soft plastic material comprising in combination a rotating hollow cylinder having circumferentially spaced extrusion ports, means for continuously adding extrusion material to the interior of the cylinder, means forming a circumferential stationary channel aligned with said ports within the cylinder facing the inner surface of the cylinder wall such that the extrusion material with said cylinder is carried into said channel by engagement with said cylinder wall, and dam means providing a restriction within said channel so that the extrusion material carried into said channel is forced out said die ports as they move along said channel toward said restriction.
Dependencies are inferred from the claim text.