Tandem injection molding machine with direct feed to molds

Details Tandem injection molding machine with direct feed to molds Tandem injection molding machine with direct feed to molds

1990-01-26

1991-08-20

Heitbrink, Timothy

Plastic article or earthenware shaping or treating: apparatus

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

With coupling between charger and mold

2643288, 26432811, 425574, 425581, 425589, B29C 4507

Patent

active

050409697

ABSTRACT:
An injection molding machine wherein a molding compound supply unit having a nozzle is moveable relative to a plurality of mold stations. Clamps are provided as an adjunct to the supply unit or as an adjunct to the mold stations for effecting a compound seal at each mold station. Appropriate power sources are provided for accomplishing the seal.

REFERENCES:
patent: 4090836 (1978-05-01), von der Ohe et al.
patent: 4242073 (1980-12-01), Tsuchiya et al.
patent: 4307057 (1981-12-01), Hettinga
patent: 4734243 (1988-03-01), Kohama et al.
patent: 4867938 (1989-09-01), Schad et al.

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