Fixed center tooling for an extruder that provides for concentri

Details Fixed center tooling for an extruder that provides for concentri Fixed center tooling for an extruder that provides for concentri

1977-02-08

1978-03-28

Husar, Francis S.

Plastic article or earthenware shaping or treating: apparatus

Means providing a shaping orifice

Plural distinct feed inlets

15624412, 425113, 4251331, 425192R, 425467, B29F 304

Patent

active

040812324

ABSTRACT:
A fixed center extruder die assembly is disclosed which serves to apply concentric layers of coating materials on an advancing core wire. The assembly which includes three concentrically arranged and interconnected components comprises an outer die block having a centered first passage with a first axis therethrough; a guiding die with a cylindrical tubing top concentrically disposed with the first passage and second passage therethrough with an axis coincident to the first; and an inner guide having a cylindrical tubing tip and thread passage therethrough which has an axis substantially coincident to the first axis. An improved hand tool is envisioned.

REFERENCES:
patent: 3222721 (1965-12-01), Reynolds, Jr.

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