Impact casting methods and devices
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United States of America Patent
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Jun 5, 2018
Issued Date -
Dec 1, 2016
app pub date -
May 24, 2016
filing date -
May 25, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of removing voids from a casting is disclosed including the steps of introducing molten metal into a die, providing an impact surface and dropping the die containing the molten metal at least once from a predetermined height to strike the impact surface. A device for removing voids from a casting includes a base, a drive means operably coupled to at least one cam, and a guide configured to receive a die, wherein the at least one cam is positioned on the base to contact a die placed on the guide, and wherein rotation of the at least one cam is operable to raise and subsequently release the die to strike a surface of the base, and wherein the guide maintains the die in a stable orientation relative to a horizontal axis of the base.
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