US PATENT SUBCLASS 139 / 2
PILE TUFTING

Current as of: June, 1999
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139 /   HD   TEXTILES: WEAVING

2PILE TUFTING {2}
3  DF  .~> Around warp {1}
7 R  DF  .~> Portable supply {8}

DEFINITION

Classification: 139/2

Means for knotting or intertwining an extra set of threads with either the warp or weft at the fell of the cloth.

SEE OR SEARCH THIS CLASS, SUBCLASS:

452, and 453, for analogous methods of color change.

SEE OR SEARCH CLASS

112, Sewing,

80.01+, for an apparatus for inserting and locking pile tufting in a fabric by means of a stitching operation, and subclass 475.23 for a corresponding method.

156, Adhesive Bonding and Miscellaneous Chemical Manufacture,

72, and 147+ for pile tufting and weaving processes, respectively, when combined with a laminating step.