Mold and press assembly for press molding articles

Plastic article or earthenware shaping or treating: apparatus – Press forming apparatus having opposed press members – Opposed – registering – coacting mold cavities

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Details

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.

REFERENCES:
patent: 2783500 (1957-03-01), Lazarr
patent: 2984176 (1961-05-01), Sommer et al.
patent: 3676033 (1992-07-01), Buonaiuto
patent: 3764243 (1973-10-01), Gambill et al.
patent: 3868204 (1975-02-01), Bongers
patent: 4174939 (1979-11-01), Fenner
patent: 4318682 (1982-03-01), Larson et al.
patent: 4403810 (1983-09-01), Bieneck
patent: 5104308 (1992-04-01), Morton et al.

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