US PATENT SUBCLASS 264 / 543
.~.~.~.~ Movement is arcuate or rotary

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

500  DF  DIRECT APPLICATION OF FLUID PRESSURE DIFFERENTIAL TO PERMANENTLY SHAPE, DISTORT, OR SUSTAIN WORK {14}
523  DF  .~ Including application of internal fluid pressure to hollow finite length parison to expand same into conformity with female mold part {10}
540  DF  .~.~ Including extrusion {2}
542  DF  .~.~.~ With movement of parison or workpiece from one work station to another {1}
543.~.~.~.~ Movement is arcuate or rotary

DEFINITION

Classification: 264/543

Movement is arcuate or rotary:

(under subclass 542) Processes in which the workpiece is caused to move in a manner so as to describe or approximate the arc of a circle from one work station to another.