Gate of die and mold, die and mold for injection molding,...

Details Gate of die and mold, die and mold for injection molding,... Gate of die and mold, die and mold for injection molding,...

2011-03-22

2011-03-22

Ewald, Maria Veronica D (Department: 1744)

Plastic article or earthenware shaping or treating: apparatus

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

With coupling between charger and mold

C425S562000, C425S563000, C425S564000, C425S556000, C264S219000

Reexamination Certificate

active

07909600

ABSTRACT:
A die and mold for manufacturing a mold product is provided. The die and mold includes a body having a cavity that has a shape corresponding to the mold product. The body includes an upper body plate, and a lower body plate facing the upper body plate and combined with the upper body plate. The die and mold also includes a gate. The gate includes an upper gate plate, a plurality of recesses formed on a lower surface of the upper gate plate, and a lower gate plate facing the upper gate plate. A plurality of protrusions is formed on an upper surface of the lower gate plate in a location corresponding to a location in which the plurality of recesses is formed. The gate also includes a resin injection portion through which a resin is injected into the cavity.

REFERENCES:
patent: 4961894 (1990-10-01), Yabe et al.
patent: 2002127194 (2002-05-01), None
patent: 2002337191 (2002-11-01), None
patent: 200340414 (2004-01-01), None

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