US PATENT SUBCLASS 425 / 356
PLURAL SHAPING PLUNGERS OR ROLLS COACTING WITH A SINGLE FEMALE MOLD


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

356PLURAL SHAPING PLUNGERS OR ROLLS COACTING WITH A SINGLE FEMALE MOLD


DEFINITION

Classification: 425/356

(under the class definition) Apparatus comprising a single female mold and a plurality of shape imparting plunger or roll means each of which is capable of coacting with the mold at a time or depth different from the other.

(1) Note. Included under this definition is a device in which each of the shape imparting means is individually actuated, or a device in which the shape imparting means are integrally mounted on a crankshaft for simultaneous movement but sequential coaction with the mold.

SEE OR SEARCH THIS CLASS, SUBCLASS:

77, for ultra high pressure devices which may include plural plungers.

457, for a plunger, per se, comprising a single carrier type support with plural projections thereon each of which produces a cavity in a material.

SEE OR SEARCH CLASS 100, Presses, appropriate subclasses, especially

137+, for a press construction comprising a single platen and a plurality of plunger members coacting therewith.