Plastic article or earthenware shaping or treating: apparatus – Press forming apparatus having opposed press members – Opposed – registering – coacting mold cavities
Patent
1993-01-21
1995-02-14
Woo, Jay H.
Plastic article or earthenware shaping or treating: apparatus
Press forming apparatus having opposed press members
Opposed, registering, coacting mold cavities
4254501, 4254515, 4254517, 4254519, 425453, B29C 3320
Patent
active
053889797
ABSTRACT:
A mold assembly, wherein the mold assembly has a peripheral surrounding body into which two opposed die-halves fit to define a mold cavity. The die-halves are each releasably lockable to the surrounding body by means of catches so that the mold can be locked, releasably, in a closed condition after having been closed in a press to compress material therein.
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patent: 4318682 (1982-03-01), Larson et al.
patent: 4403810 (1983-09-01), Bieneck
patent: 5104308 (1992-04-01), Morton et al.
Agrifibre Developments Limited
Smith Duane S.
Woo Jay H.
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