Material melting and holding apparatus of metal molding apparatus and rod material melting method
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United States of America Patent
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Dec 28, 2010
Grant Date -
Jun 19, 2008
app pub date -
Dec 17, 2007
filing date -
Dec 18, 2006
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There is provided a method for melting a material rod in a material melting and holding apparatus of a metal molding apparatus where the material melting and holding apparatus provided for the metal molding apparatus includes a furnace body of a melting and holding furnace, and a melting cylinder for a material rod and a material supply cylinder for directly supplying the material rod into the furnace body provided in parallel with each other on the furnace body, upon startup of molding, the material rod is melted using the melting cylinder prior to supplying the molten material from the melting cylinder into the melting and holding furnace, and the material rod subsequently supplied from the material supply cylinder to a bottom portion of the furnace body is submerged and melted by the molten material, thereby maintaining the submersion melting in the melting and holding furnace after the startup of molding.
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