Centrifugal casting machine having vacuum assist

Details Centrifugal casting machine having vacuum assist Centrifugal casting machine having vacuum assist

1976-04-15

1977-12-20

Baldwin, Robert D.

Plastic article or earthenware shaping or treating: apparatus

Female mold including tamping means or means utilizing mold...

164254, 164289, 425812, 425DIG60, B22D 1306, B29C 504

Patent

active

040638634

ABSTRACT:
A centrifugal casting machine includes a rotatable shaft having a mounting plate for receiving a pair of molds containing the casting cavities. A passage in the shaft has one end connected to a source of vacuum and the other end opening in the plate. A conduit is provided from the casting cavities to the exterior of the molds. Connection means are provided for applying the vacuum in the passage to the cavity through the conduit. The vacuum so applied improves both the operation of the casting machine and the quality of the castings.

REFERENCES:
patent: 1488545 (1924-04-01), Kadow
patent: 2637079 (1953-05-01), Kemppe
patent: 3234604 (1966-02-01), Anderson

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