Countergravity casting apparatus

Metal founding – Control means responsive to or actuated by means sensing or... – Responsive to thermal condition

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Details

164 63, 164255, 164256, 164339, 164341, B22D 1806

Patent

active

048097675

ABSTRACT:
Apparatus for the countergravity casting of molten metal by immersing of gas-permeable multi-piece mold in an underlying pot of molten metal includes a motor actuated plunger for pressing the pieces into sealing engagement with each other without the need for glue therebetween and for resisting destructive flexure of the mold incident to the application of casting vacuum thereto.

REFERENCES:
patent: 2923040 (1960-02-01), Goodwin et al.
patent: 4616691 (1986-10-01), Voss
patent: 4745962 (1988-05-01), Mercer et al.

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