Gating structure for mold

Details Gating structure for mold Gating structure for mold

2008-05-20

2008-05-20

Mackey, James P. (Department: 1791)

Plastic article or earthenware shaping or treating: apparatus

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

With product ejector

C425S444000, C425S562000, C425S567000

Reexamination Certificate

active

07374419

ABSTRACT:
A gating structure (13) for molding connects with a mold cavity (300). The gating structure includes a first gate (100), a second gate (200), an ejector sleeve (400) and an ejector pin (500). The second gate connects with the first gate at an angle. The ejector pin extends through the ejector sleeve. One part of the ejector pin fixes in the ejector sleeve, the other par of the ejector pin is received in the second gate.

REFERENCES:
patent: 5512223 (1996-04-01), Morikita
patent: 5804117 (1998-09-01), Baba et al.
patent: 57051434 (1982-03-01), None
patent: 64-30724 (1989-02-01), None

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