Metal founding – Process – Shaping liquid metal against a forming surface
Reexamination Certificate
2009-10-27
2011-12-20
Lin, Kuang (Department: 1735)
Metal founding
Process
Shaping liquid metal against a forming surface
C164S348000, C164S353000, C164S355000, C164S356000
Reexamination Certificate
active
08079401
ABSTRACT:
A casting chamber configured to form a casting from molten material includes an outer mold, a plurality of inner core elements, and a surface portion of a thermal chill device. The thermal chill device includes first and second interchangeable elements with the surface portion of the thermal chill device including one of a first surface portion of the first interchangeable element and a second surface portion of the second interchangeable element. The first surface portion of the first interchangeable element includes an insulating material and the second surface portion of the second interchangeable element comprising a metallic material.
REFERENCES:
patent: 1817388 (1931-08-01), Melcher
Sachdev Anil K.
Sundarraj Suresh
Walker Michael J.
GM Global Technology Operations LLC
Lin Kuang
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