Pressure stabilized injection mold

Details Pressure stabilized injection mold Pressure stabilized injection mold

1983-01-17

1984-11-06

Czaja, Donald

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Shaping against forming surface

425468, 425570, B29F 100

Patent

active

044811616

ABSTRACT:
An injection mold assembly having means to stabilize interior components. A male mold has a plurality of upstanding cores with free distal ends extending into a female mold. A plurality of wedges extending from the female mold are positioned between some of the cores to limit movement thereof as plastic material is injected into the mold assembly at other locations to cooperatively with the wedges limit movement of the free distal core ends.

REFERENCES:
patent: 3473197 (1969-10-01), Wilds et al.
patent: 3509603 (1970-05-01), Halsall et al.
patent: 3816047 (1974-06-01), Mohler
patent: 3972737 (1976-08-01), Sullivan et al.
patent: 3977821 (1976-08-01), Lovejoy
patent: 4278417 (1981-07-01), Wilds et al.

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