Interconnecting device for casting molded parts

Details Interconnecting device for casting molded parts Interconnecting device for casting molded parts

1991-08-27

1993-02-09

Lin, Kuang Y.

Metal founding

Means to shape metallic material

Pressure shaping means

164337, B22D 1804

Patent

active

051846659

ABSTRACT:
The upper surface of an interconnecting wear device 3 is positioned in contact with the lower surface of a sand mold 1, and is centered under a molten metal feed shaft 12 which opens into the bottom of the mold. The bottom surface of the wear device rests on the upper surface of a vertically upstanding casting nose 4. The wear device comprises a hollow steel collar 7 surrounding a compressed concrete annulus 18, in turn surrounding a refractory clay sleeve 8, and is easily replaced when leakage develops due to thermal shocks, etc.

REFERENCES:
patent: 2852822 (1958-09-01), Strom
patent: 4133370 (1979-01-01), Bellocci et al.
patent: 4475721 (1984-04-01), Pamart

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