Method of manufacturing hot runner system components of two...

Details Method of manufacturing hot runner system components of two... Method of manufacturing hot runner system components of two...

2006-07-21

2009-06-02

Hong, John C (Department: 3726)

Metal working

Method of mechanical manufacture

Assembling or joining

C239S132000, C029S890142

Reexamination Certificate

active

07540076

ABSTRACT:
A method of manufacturing a variety of injection molding hot runner system components using two materials. Blanks for portions of the components are formed of each material and fused, preferably by electron beam welding, then the component having the two portions is machined to its final configuration. Components made with this process include nozzle tip components such as tips, tip retainers, and tip inserts, as well as manifold bushings, valve stems and nozzle housings.

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patent: 6009616 (2000-01-01), Gellert

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