US PATENT SUBCLASS 57 / 247
.~.~.~ Twist crimped type

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

200  DF  STRAND STRUCTURE {11}
243  DF  .~ Multifilament yarns {5}
246  DF  .~.~ Crimped or bulked {1}
247.~.~.~ Twist crimped type

DEFINITION

Classification: 57/247

Twist crimped type:

(under subclass 246) Subject matter wherein the crimp is the type which was effected by a twisting and setting operation, e.g., a false twist crimping operation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

282+, for processes and apparatus for manufacturing twist crimped yarns.