US PATENT SUBCLASS 112 / 470.32
.~.~ Differential feed of plural workpieces

Current as of: June, 1999
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112 /   HD   SEWING

2  DF  SPECIAL MACHINES {38}
470.31  DF  .~ For sewing plural workpieces under tension {1}
470.32.~.~ Differential feed of plural workpieces

DEFINITION

Classification: 112/470.32

Differential feed of plural workpieces:

(under subclass 470.31) Device wherein the sewing machine includes at least two workpiece feed mechanisms and wherein said feed mechanisms deliver the workpieces to the stitch forming region of the sewing machine at different rates.