(under subclass 240) Apparatus including means to effect irregular or discontinuous attenuation or elongation of thread to produce variations in the nature of abrupt enlargements, knobs, knots, slubs, thick and thin portions and the like along the length thereof.
SEE OR SEARCH THIS CLASS, SUBCLASS:
252+, for producing discontinuous or irregular coils, crimps, crinkles or like distortions in thread during a texturing operation.
SEE OR SEARCH CLASS
72, Metal Deforming,
260, for forming a nonuniform cross-section or nonlinear product by extrusion and subclass 276 for producing a nonuniform product by pulling a work-piece through a closed periphery die, e.g., rod, tube or wire drawing. 264, Plastic and Nonmetallic Article Shaping or Treating: Processes,
167, for processes of forming filaments of irregular denier.
425, Plastic Article or Earthenware Shaping or Treating: Apparatus,
66, for apparatus for forming irregular denier by forming and stretching filaments and subclass 76 for imparting irregular denier to filaments by altering orifice size or by varying flow rate.
