Shut-off nozzle

Details Shut-off nozzle Shut-off nozzle

1976-08-16

1978-04-04

Blunk, Evon C.

Fluid sprinkling, spraying, and diffusing

Including valve means in flow line

Reciprocating

251 62, 425564, B29F 103

Patent

active

040822265

ABSTRACT:
A shut-off nozzle for the injection molding of fluid plastics. The nozzle includes an axial body component with a bore for transfer of the fluid plastic from the molding machine to the molding cavity through a nozzle head. The nozzle body carries thereon an actuating cylinder mechanism for selective actuation of a core plug and valve assembly. The valve is reciprocated to fully close or fully open a delivery bore in the nozzle head.

REFERENCES:
patent: 1690685 (1928-11-01), Karnasch et al.
patent: 2972776 (1961-02-01), Siegrist
patent: 3490701 (1970-01-01), Malec
patent: 3924811 (1975-12-01), Lynex et al.

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