Method and apparatus for die casting of parts

Details Method and apparatus for die casting of parts Method and apparatus for die casting of parts

2011-07-05

2011-07-05

Kerns, Kevin P (Department: 1735)

Metal founding

Process

Shaping liquid metal against a forming surface

C164S312000

Reexamination Certificate

active

07971628

ABSTRACT:
A cold-chamber die-casting apparatus and method for making a die-cast part with an open space within the geometry of the part. The apparatus includes an injection shaft which receives molten material for casting the part. The molten material is pushed with a plunger through a gate and into a tool cavity corresponding to the part. The gate is disposed at an end of the injection shaft and adjacent the tool cavity at a position that corresponds to the open space of the part and is inside the geometry of the part.

REFERENCES:
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patent: 7165598 (2007-01-01), DasGupta
patent: 2003/0041995 (2003-03-01), Nagasaka et al.
patent: 2004/0200595 (2004-10-01), Shirley et al.
patent: 2005/0072550 (2005-04-01), Nagasaka et al.

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