Apparatus for die casting an internal passageway and a product manufactured therewith
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United States of America Patent
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Jul 8, 2003
Grant Date -
N/A
app pub date -
Mar 26, 1999
filing date -
Mar 27, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A die casting apparatus comprises a pair of mold assemblies which include molding surfaces cooperating to define a first mold cavity therebetween for casting a first portion of a cast object in the first mold cavity. One of the mold assemblies comprises a fixed mold core, and a movable mold core movable with respect to the fixed mold core along a core axis between a closed position and an open position. The mold cores include casting surfaces disposed such that in the closed position the casting surfaces cooperate to define a second mold cavity therebetween extending transversely to the core axis and in communication with the first mold cavity for casting a remaining portion of the object integral with the first portion, while in the released position the object is substantially released from the one mold assembly.
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