Plastic article or earthenware shaping or treating: apparatus – Female mold and charger to supply fluent stock under... – Mold having movable core or movable pin
Patent
1978-07-17
1981-07-14
Flint, Jr., J. Howard
Plastic article or earthenware shaping or treating: apparatus
Female mold and charger to supply fluent stock under...
Mold having movable core or movable pin
425 47, 425 54, B29F 100, B29H 502
Patent
active
042784166
ABSTRACT:
An apparatus for molding tires of vehicles, especially motor vehicles, comprises support means on which a multi-part form is mounted defining a cavity for molding a tire, wherein the inner surface of the cavity is defined by a split core and the outer surface is in part defined by an upper and lower mold part arranged at opposite ends of and coaxially with the core to define with the latter bead and side wall regions of the tire, with at least one of the mold parts axially movable with respect to the core, a plurality of mold segments respectively carried by segment carriers in which the segments have inner surfaces formed to define the tread surface region of the tire, and means for moving the segment carriers and therewith the segments carried thereon toward, respectively away from the core.
REFERENCES:
patent: 1101732 (1914-06-01), Doughty
patent: 3553789 (1971-01-01), Allitt
patent: 3704082 (1972-11-01), Hottle
patent: 3730658 (1973-01-01), Marra
patent: 3989791 (1976-11-01), Tippin
patent: 4043725 (1977-08-01), Schmidt
patent: 4124345 (1978-11-01), Grunner et al.
Flint, Jr. J. Howard
Striker Michael J.
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