Machine for and method of cleaning rugs

Claim 1

THE METHOD OF CLEANING A RUG HAVING A BASE AND PILE, COMPRISING CONTINUOUSLY MOVING THE RUG ALONG A CURVED PATH WITH THE PILE FIBERS OUTWARD AND EXPOSED, AND SPRAYING SAID PILE FIBERS DURING THEIR MOVEMENT ALONG THE CURVED PATH WITH A STREAM OF CLEANING FLUID DIRECTED TO PASS THROUGH THE PILE FIBERS FROM THEIR BASE OUTWARDLY AND ONLY IN A DIRECTION SUBSTANTIALLY TRANSVERSELY TO THE AXES OF THE FIBERS, SAID SPRAY HAVING ITS ORIGIN CLOSE TO THE PILE FIBERS AND BEING OF A FORCE GREAT ENOUGH TO CAUSE IT TO MOVE THROUGH ALL THE PILE FIBERS STANDING IN ITS PATH, SIMULTANEOUSLY BRUSHING THE FIBERS AS THEY ARE SPRAYED WITH THE DIRECTION OF BRUSHING BEING TOWARD THE ONCOMING FLUID, AND SPRAYING THE RUG BY A SECOND STREAM OF FLUID WHICH STREAM PASSES THROUGH THE RUG IN A DIRECTION FROM THE BASE SIDE TO THE PILE SIDE DURING THE MOVEMENT OF THE RUG ALONG THE CURVED PATH.