Valve gate assembly for injection molding machine

Details Valve gate assembly for injection molding machine Valve gate assembly for injection molding machine

2007-05-08

2007-05-08

Heitbrink, Tim (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Control means responsive to or actuated by means sensing or...

Feed control of material en route to shaping area

C425S564000, C425S566000

Reexamination Certificate

active

10853648

ABSTRACT:
Disclosed is a valve gate assembly for an injection molding machine. By controlling a valve pin through a linear motor controlled by a pulse signal and through a cooling block, an opening/closing amount of a gate can be precisely managed. Thereby, a mold is increased in quality and efficient management is possible when the valve gate assembly is applied to a multiple cavity matallic mold.

REFERENCES:
patent: 2005/0100625 (2005-05-01), Tooman et al.

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