YARNS, MORE PARTICULARLY BULKED YARNS HAVING SILKY PROPERTIES AND MORE PARTICULARLY BULKY YARNS MADE BY THE PROCESS IN WHICH SLUBS OF VARYING BULK, LENGTH, AND FREQUENCY ARE SUPERIMPOSED ON A GROUND OF EITHER UNBULKED, INTERMITTENTLY BULKED OR ON A CONTINUOUS GROUND OF SUBSTANTIALLY BULKY YARN

PROCESSING MACHINERY FOR INTERMITTENTLY BULKING HIGH QUALITY TEXTURED YARNS FOR IMPROVING THEIR PROPERTIES AND MORE PARTICULARLY SUCH MACHINERY FOR AIR-TEXTURING PROGAMMED VARIATIONS TO YARN BULK THROUGH THE CONTROL OF THE SPEEDS OF SINGLE OR MULTIPLE ENDS OF YARN AND OTHER VARIABLES DURING THE FEEDING, TEXTURING, AND WINDING OR FURTHER PROCESSING OF PROCESSED FIBERS CONSTITUTING THE YARNS