Inert gas heated compression molding apparatus

Details Inert gas heated compression molding apparatus Inert gas heated compression molding apparatus

1997-05-12

1999-01-26

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Press forming apparatus having opposed press members

Male shaping member and female mold

425407, 425420, B29C 4352, B29C 4300

Patent

active

058635700

ABSTRACT:
The invention is directed to a molding apparatus, including a cylinder having an interior sidewall and a fluid inlet, and defining an inner cavity. A porous plate is disposed within the inner cavity, and is disposable in a loading position wherein the inner cavity is divided into a fluid flow chamber and a material chamber. A ram having an outside diameter which is less than the diameter of the cylinder interior sidewall is slidable within the cylinder.

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patent: 3666977 (1972-05-01), Helms et al.
patent: 3743870 (1973-07-01), Hunt
patent: 4268241 (1981-05-01), Rees et al.
patent: 4268243 (1981-05-01), Koshkin et al.
patent: 4269588 (1981-05-01), Nogai
patent: 4274818 (1981-06-01), Montgomery et al.
patent: 5482665 (1996-01-01), Gill

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