Bladderless type moulding apparatus

Details Bladderless type moulding apparatus Bladderless type moulding apparatus

1989-11-03

1992-07-07

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Reshaping, resizing or vulcanizing means for tire, tire...

Means shaping drum shaped preform to tire casing shape

425 36, 425 38, 425 46, 425 47, 425 49, 425 56, 425 57, B29C 3502

Patent

active

051278111

ABSTRACT:
A bladderless tire mold press for tires including lower and upper platens and a mechanism for moving the platens relatively toward one another from an open position to a closed molding position. Each of the platens includes side wall molds for molding the tire sidewalls and thread molds for molding the tire thread. Each of the platens further includes a mechanism for molding tire beads. The tire bead molding mechanism including central mechanisms which are movable relative to their respective platens for insertion into the center of the tire.

REFERENCES:
patent: 1704440 (1929-03-01), Little
patent: 2904832 (1959-09-01), Frohlich et al.
patent: 2939175 (1960-06-01), Frohlich et al.
patent: 2959815 (1960-11-01), Brundage
patent: 3153263 (1964-10-01), Mallory et al.
patent: 4154790 (1979-05-01), Allitt
patent: 4582470 (1986-04-01), Sarumaru
patent: 4768937 (1988-09-01), Singh
patent: 4772351 (1988-09-01), Thompson et al.

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