Variable cutting and delivery apparatus

Claim 1

APPARATUS FOR CUTTING AN DELIVERING SUCCESSIVE SECTIONS FROM CONTINUOUS WEB MATERIAL, COMPRISING CUTTING MEANS FOR PARTIALLY SEVERING THE WEB MATERIAL AT LINES SPACED APART ALONG THE LATTER TO DEFINE THE SUCCESSIVE SECTIONS BETWEEN THE LINES WHILE THE WEB MATERIAL IS BEING ADVANCED AT A PREDETERMINED SPEED, ACCELERATING MEANS FRICTIONALLY ENGAGEABLE WITH EACH OF THE SUCCESSIVE SECTIONS OF THE WEB MATERIAL, MEANS FOR DRIVING SAID ACCELERATING MEANS AT CYCLICALLY DECREASED AND INCREASED SPEEDS TO EFFECT INITIAL, SLIP-FREE FRICTIONAL CONTACT OF SAID ACCELERATING MEANS WITH EACH SECTION WHILE THE ACCELERATING MEANS IS TRAVELING AT A SPEED SUBSTANTIALLY EQUAL TO SAID PREDETERMINED SPEED OF ADVANCEMENT OF THE WEB MATERIAL BY SAID CUTTING MEANS AND, THEREAFTER, TO ACCELERATE THE FRICTIONALLY CONTACTED SECTION RELATIVE TO THE SUCCEEDING SECTION FOR SEPARATING THE FRICTIONALLY CONTACTED SECTION FROM THE SUCCEEDING SECTION ALONG THE LINE OF PARTIAL SEVERING THEREBETWEEN WHILE MAINTAINING SLIP-FREE ENGAGEMENT BETWEEN THE SEPARATED SECTION AND SAID ACCELERATING MEANS, DELIVERY MEANS DRIVEN IN SYNCHRONISM WITH SAID ACCELERATING MEANS AND OPERATIVE TO GRIP EACH SEPARATED SECTION OF THE WEB MATERIAL AND TO CARRY THE SEPARATED SECTION AWAY FROM SAID ACCELERATING ROLLERS AND STACKING MEANS DRIVEN IN SYNCHRONISM WITH SAID DELIVERY MEANS AND RECEIVING THE SEPARATED SECTIONS FROM THE LATTER TO DISPOSE THE RECEIVED SECTIONS IN STACKS.