US PATENT SUBCLASS 57 / 338
.~.~.~.~ On plural axes


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

1 R  DF  APPARATUS AND PROCESSES {45}
332  DF  .~ False twist device {4}
334  DF  .~.~ Friction type {4}
337  DF  .~.~.~ Having a frictional disc {1}
338.~.~.~.~ On plural axes {1}
339  DF  .~.~.~.~.~> With discs overlapping {1}


DEFINITION

Classification: 57/338

On plural axes:

(under subclass 337) Subject matter wherein at least one of the plural discs rotates about an axis which is not common to the axis or axes of the other disc or discs.

(1) Note. One or more discs may be on the same axis.

(2) Note. The axes of this subclass are generally parallel to one another.

(3) Note. The yarn being twisted usually follows a tortuous or zigzag path.