US PATENT SUBCLASS 425 / 451.3
.~ Rack and pinion


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

450.1  DF  MOLD OPENING AND CLOSING MEANS AND SEGMENTED FEMALE MOLD {6}
451.3.~ Rack and pinion


DEFINITION

Classification: 425/451.3

(under subclass 450.1) Apparatus wherein the segment moving structure includes an elongated member movable along the elongated extent, extending generally away from a mold segment attached thereto and includes an annular member rotatable about an axis normal to the direction of movement of the elongated member having a peripheral surface adapted to frictionally engage the elongated member and transmit moving effort thereto.