US PATENT SUBCLASS 425 / 325
.~ Shaping orifice and either a downstream preform reshaping means or vulcanizing means including conforming preform support

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

324.1  DF  DIVERSE DISTINCT TYPE SHAPING MEANS {2}
325.~ Shaping orifice and either a downstream preform reshaping means or vulcanizing means including conforming preform support {2}
326.1  DF  .~.~> Utilizing a fluid pressure differential as a reshaping means
327  DF  .~.~> Reshaping or vulcanizing means is a press

DEFINITION

Classification: 425/325

(under subclass 324.1) Apparatus having (1) a shape imparting opening through which fluent material is extruded and (2) means to stretch, shrink, or otherwise change the configuration of the extruded material, or vulcanizing means including a preform support generally to retain the shape of the product during vulcanization.

SEE OR SEARCH THIS CLASS, SUBCLASS:

28.1+, for tire, tire tube or drive belt type vulcanizers.

160, for vulcanizing means in combination with means for timing or heating cycle.

461+, for an extrusion nozzle, per se; see the collection of search notes thereunder to more comprehensive combinations which include a nozzle shaping means.

542+, for injection molding apparatus when the configuration of a charging nozzle or orifice does not contribute to the configuration of the product.