Device for injection molding

Details Device for injection molding Device for injection molding

2010-03-17

2011-11-22

Heitbrink, Jill (Department: 1743)

Plastic article or earthenware shaping or treating: apparatus

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

With product ejector

C425SDIG042, C425SDIG047

Reexamination Certificate

active

08062026

ABSTRACT:
The present disclosure relates to a device for the injection molding of an item including at least one face, a protruding peripheral part provided with an edge for the connection with another face, said device including mold elements movable with respect to each other and jointly cooperating by delimiting therebetween joint planes as well as a cavity intended to be filled with liquid plastic material through injection channels to form said item after the ejection from the mold, characterized in that it includes a mold element to form the protruding part of the item, whose joint plane with the immediately adjacent front mold element is angularly oriented from said edge and on at least a portion of the length thereof, according to the direction of ejection.

REFERENCES:
patent: 3061321 (1962-10-01), Smith
patent: 3490139 (1970-01-01), McKinven, Jr.
patent: 3656227 (1972-04-01), Weinand
patent: 3988091 (1976-10-01), Reichenbach
patent: 4043727 (1977-08-01), Henzl
patent: 4155153 (1979-05-01), Bainard et al.
patent: 4155557 (1979-05-01), Grebert
patent: 5217732 (1993-06-01), Rudolf et al.
patent: 1.369.813 (1964-08-01), None
patent: 2 374 575 (1978-07-01), None
patent: 1331448 (1973-09-01), None
patent: 2002-127209 (2002-05-01), None

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