Casting furnace

Details Casting furnace Casting furnace

2011-03-01

2011-03-01

Lin, Kuang (Department: 1735)

Metal founding

Process

Shaping liquid metal against a forming surface

C164S258000, C164S338100

Reexamination Certificate

active

07896060

ABSTRACT:
An apparatus and process are provided for casting liquid metals into molds in a casting furnace comprising a controlled environment melt chamber and a mold lock chamber. A mold is supplied to the controlled environment melt chamber for a pour, and removed from the same chamber via a mold lock chamber. A mold transport system moves the mold through the mold lock chamber. The mold transport system comprises a rotary screw drive, a cylinder screw drive, or hydraulic drive located external to the furnace. Alternatively the mold transport system comprises a rack and worm screw drive.

REFERENCES:
patent: 4750541 (1988-06-01), Reuter et al.
patent: 5931214 (1999-08-01), Spicer et al.
patent: 6827125 (2004-12-01), Warren
patent: 2004/0055729 (2004-03-01), Warren
patent: 2004/0187390 (2004-09-01), Celani
patent: 59-76657 (1984-05-01), None
patent: 11-114664 (1999-04-01), None
patent: 2003-181623 (2003-07-01), None

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