Plastic article or earthenware shaping or treating: apparatus – Means providing a shaping orifice
Patent
1981-06-24
1983-11-08
Hoag, Willard E.
Plastic article or earthenware shaping or treating: apparatus
Means providing a shaping orifice
425376B, B29F 304, B29D 702
Patent
active
044139730
ABSTRACT:
An extrusion die having adjacent the die lips a metering roll characterized by an axial ridge limiting a cavity in the roll surface having a different depth at leading and following edges.
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Automation International Corp.
Hoag Willard E.
Rhines William G.
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