Injection molding die system

Details Injection molding die system Injection molding die system

1976-08-26

1977-05-17

Husar, Francis S.

Static molds

Including static filling means in contact with mold cavity

Means includes single material inlet communicating with...

249110, 425247, 425250, B22C 920

Patent

active

040237702

ABSTRACT:
A transfer structure for a stacked injection molding die comprising:
Two transfer tubes connected to a stack molding die and connected together by a knuckle joint so that molten plastic can flow from the runner in one of the parts of the stack molding die through the transfer tubes to the other dies, yet allow the die members to move freely toward and away from each other.

REFERENCES:
patent: 2509120 (1950-05-01), Warren
patent: 3718166 (1973-02-01), Gordon
patent: 3723040 (1973-03-01), Rees
patent: 3861841 (1975-01-01), Hanning

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