Injection molding apparatus

Details Injection molding apparatus Injection molding apparatus

1992-01-21

1993-06-15

Heitbrink, Tim

Plastic article or earthenware shaping or treating: apparatus

Female mold and charger to supply fluent stock under...

With means to heat or cool

26432815, 26432816, 425552, B29C 4573

Patent

active

052195937

ABSTRACT:
Apparatus provides a large opening for rapid filling of a mold cavity and includes a heated injection nozzle adjacent the mold cavity, an elongated inlet conduit from the injection nozzle to the mold cavity, a channel in the heated injection nozzle communicating with the inlet conduit and cooling channels adjacent the inlet conduit to cool the inlet conduit operative to freeze resin in the inlet conduit after filling the mold cavity.

REFERENCES:
patent: 4761343 (1988-08-01), Gellert
patent: 4808106 (1989-02-01), Von Holdt
patent: 5002480 (1991-03-01), Gellert et al.
patent: 5013513 (1991-05-01), Schad et al.
patent: 5055028 (1991-10-01), Trakas
patent: 5135377 (1992-08-01), Gellert
Webster's Ninth New Collegiate Dictionary, 1983, p. 469.

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