Molding apparatus

Details Molding apparatus Molding apparatus

1988-11-21

1990-02-13

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Press forming apparatus having opposed press members

100219, 100228, 4254501, 4254519, 425589, 425595, 425817R, 425DIG221, B28B 300

Patent

active

049002430

ABSTRACT:
A molding apparatus for producing a molding from multi-component plastic, especially polyurethane. The upper and lower parts of the mold are fastened, respectively, on mold holders of which at least one is movable relative to the other and can be propped in a closed position in which the upper mold part and lower mold part are still at a slight distance apart. Starting out from this closed position the upper and lower mold parts can be brought together and pressed against each other by a jacking device which is provided on at least one of the mold holders.

REFERENCES:
patent: 2335807 (1943-11-01), Smith
patent: 3816044 (1974-06-01), Nielsen et al.
patent: 3862596 (1975-01-01), Putkowski
patent: 4461456 (1984-06-01), Munna
patent: 4563143 (1986-01-01), Pettersson
patent: 4571169 (1986-02-01), Shima et al.
patent: 4690049 (1987-09-01), Malashenko

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