System for injecting molten material into a molding apparatus

Details System for injecting molten material into a molding apparatus System for injecting molten material into a molding apparatus

1990-09-06

1992-05-26

Heitbrink, Tim

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

425544, 425557, 425585, B29C 4576

Patent

active

051162121

ABSTRACT:
A system for injecting molten material into a receiving apparatus, such as a moulding apparatus. The system according to the invention utilizes at least a melting chamber and an injecting chamber which are incorporated in a same housing and which are connected through a canal for transferring molten material contained in the melting chamber to the injecting chamber. The system further utilizes an apparatus for controlling the feeding of the injecting chamber and the triggering of the injecting apparatus when the injecting chamber has a predetermined quantity of molten material to be injected.

REFERENCES:
patent: 3417433 (1968-12-01), Teraoka
patent: 4557683 (1985-12-01), Meeker et al.

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