US PATENT SUBCLASS 57 / 96
.~.~.~.~ Fly frame

Current as of: June, 1999
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57 /   HD   TEXTILES: SPINNING, TWISTING, AND TWINING

1 R  DF  APPARATUS AND PROCESSES {45}
92  DF  .~ Driving {6}
93  DF  .~.~ Speed adjusting {3}
94  DF  .~.~.~ Constant variation {2}
96.~.~.~.~ Fly frame

DEFINITION

Classification: 57/96

(under subclass 94) Driving devices of the fly or roving frame type having means to control or regulate the relative speed of the fliers and cooperating spools or other receivers, both fliers and receivers being positively driven.