Flow distribution valve system for control of extrusion from mul

Details Flow distribution valve system for control of extrusion from mul Flow distribution valve system for control of extrusion from mul

1977-11-07

1979-10-09

Rosenbaum, Mark

Plastic article or earthenware shaping or treating: apparatus

Means providing a shaping orifice

Single inlet, plural shaping orifices

425382R, B29F 306

Patent

active

041704509

ABSTRACT:
In a thermoplastic extrusion system where a single extruder feeds molten polymer through a manifold to a plurality of separate extrusion orifices, a valve system is provided which distributes and regulates the flow of the molten polymer to the individual extrusion orifices.

REFERENCES:
patent: 3355763 (1967-12-01), Willert
patent: 3901636 (1975-08-01), Zink et al.
patent: 4081231 (1978-03-01), Herrington

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