Gas venting needle

Details Gas venting needle Gas venting needle

2007-02-20

2007-02-20

Del Sole, Joseph S. (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Means feeding fluent stock from plural sources to common...

C264S572000

Reexamination Certificate

active

10843881

ABSTRACT:
A gas venting needle for use in gas injection moulding the open end having a flow valve with no moving parts; the flow valve being provided by a plurality of individual flow channels sized such that in use gas may freely flow through these channels but liquid moulding material may not freely flow through.

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