Plastic article or earthenware shaping or treating: apparatus – Female mold including tamping means or means utilizing mold... – Plural female molds
Patent
1983-05-04
1985-05-14
Woo, Jay H.
Plastic article or earthenware shaping or treating: apparatus
Female mold including tamping means or means utilizing mold...
Plural female molds
65302, 264 11, 264 21, 2642978, 264311, 425808, B29C 504, B29J 100
Patent
active
045169241
ABSTRACT:
A device for the centrifugal casting of articles in a rotatable polymerization column which includes retaining means disposed in the lower end of the column for communicating with a mold therein whereby the rotational speed of said mold and other vertically arranged molds above it are made substantially synchronous with the rotational speed of the column.
REFERENCES:
patent: 1131255 (1915-03-01), Luellen
patent: 1138758 (1915-04-01), Hussey
patent: 1201963 (1916-10-01), Hill
patent: 1256913 (1918-02-01), Luellen
patent: 3107141 (1963-10-01), Crafton
patent: 3660545 (1972-04-01), Wichterle
patent: 3790336 (1974-02-01), Brede
patent: 4228918 (1980-10-01), Kellogg
International Hydron Corporation
McGurk Mike
Pirri Vincent P.
Woo Jay H.
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