Rotational mold apparatus

Details Rotational mold apparatus Rotational mold apparatus

1991-10-09

1992-03-10

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

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

Plural female molds

249170, 264311, 425435, 425442, B29C 4104, B29C 4142

Patent

active

050946080

ABSTRACT:
A shell mold support apparatus for rotationally casting thermoplastic polymer particles onto a heated casting surface to form a thin polymer shell conforming to the shape of a heated casting surface includes a base framework that supports a bottom shell mold; a cover carrier is supported on the base framework so as to either open or close a cover or top shell mold with respect to the bottom shell mold; and a hinged support couples the cover carrier to the base framework for movement against an opening stop.

REFERENCES:
patent: 2301125 (1942-11-01), Kramp et al.
patent: 3408695 (1968-11-01), Scott
patent: 3561060 (1971-02-01), Stephens
patent: 3602949 (1971-09-01), Kaut
patent: 4008990 (1977-02-01), Hiemer et al.
patent: 4043729 (1977-08-01), Paracehi
patent: 4094624 (1978-06-01), Halm
patent: 4755333 (1988-07-01), Gray

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