Injection molding nozzle with self-supporting actuating mechanis

Details Injection molding nozzle with self-supporting actuating mechanis Injection molding nozzle with self-supporting actuating mechanis

1989-03-31

1990-12-25

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

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

With means to heat or cool

2643289, 26432815, 425562, 425564, 425566, B29C 4523

Patent

active

049798928

ABSTRACT:
An injection molding nozzle having a self-supported valve member actuating mechanism. The elongated valve member extends rearwardly into a cylinder assembly which is mounted on the main body of the nozzle. The rear end of the valve member is connected to a pneumatically actuated piston to reciprocate it between the open and closed position. A wedge clamp removably attaches the cylinder assembly to a connector member which is bolted to the rear end of the main body of the nozzle.

REFERENCES:
patent: 3195186 (1965-07-01), Gauban et al.
patent: 3716318 (1973-02-01), Erik et al.
patent: 4222733 (1980-09-01), Gellert
patent: 4433969 (1984-02-01), Gellert
patent: 4698013 (1987-10-01), Butcher
patent: 4702689 (1987-10-01), Schmidt et al.
patent: 4768283 (1988-09-01), Gellert
patent: 4787840 (1988-11-01), Gellert
patent: 4793795 (1988-12-01), Schmidt et al.
patent: 4810184 (1989-03-01), Schmidt et al.
American College Dictionary, Random House, 1969 p. 459.

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