Non-naturally balanced feed system for an injection molding apparatus

A non-naturally balanced feed system for an injection mold of an injection molding apparatus, the injection mold having a plurality of mold cavities, the plurality of mold cavities receiving molten plastic at a substantially constant viscosity, the non-naturally balanced feed system comprising: a ho...

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Bibliographic Details
Main Authors BERG JR., CHARLES JOHN, SCHILLER, GARY FRANCIS, NEUFARTH, RALPH EDWARD, ALTONEN, GENE MICHAEL
Format Patent
LanguageEnglish
Published 28.11.2013
Subjects
AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS
PERFORMING OPERATIONS
SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR
SHAPING OR JOINING OF PLASTICS
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Summary:A non-naturally balanced feed system for an injection mold of an injection molding apparatus, the injection mold having a plurality of mold cavities, the plurality of mold cavities receiving molten plastic at a substantially constant viscosity, the non-naturally balanced feed system comprising: a hot runner having a first feed channel that terminates at a first mold cavity in the plurality of mold cavities and a second feed channel that terminates at a second mold cavity in the plurality of mold cavities; and a gate for receiving molten plastic, the gate being in fluid communication with one of the first and second feed channels wherein the feed system maintains a balance of 90% or greater.
Bibliography:Application Number: AU20120258945