US PATENT SUBCLASS 425 / 521
.~.~ Male shaping member and female mold

Current as of: June, 1999
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425 /   HD   PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS

500  DF  PREFORM ASSEMBLY MEANS AND MEANS FOR BONDING OF PLURAL PREFORMS INVOLVING PREFORM RESHAPING OR VULCANIZING {8}
520  DF  .~ Opposed coacting press members {1}
521.~.~ Male shaping member and female mold

DEFINITION

Classification: 425/521

(under subclass 520) Apparatus comprising a male shaping member adapted to penetrate within a female mold to exert a compressive force on the work material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

412+, for a male-female press couple and see the search notes thereunder.