Collating machine for producing tab card sets

Claim 1

A COLLATING MACHINE FOR PRODUCING BUSINESS FORMS COMPOSED OF INTERLEAVED PAPER AND CARBON SHEETS WITHIN WHICH A TAB CARD IS INTERPOSED, SAID SHEETS BEING DERIVED FROM A PLURALITY OF ALTERNATELY ARRANGED PAPER AND CARBON WEBS, SAID MACHINE COMPRISING: (A) MEANS TO CONVEY SOME OF SAID WEBS IN SUPERPOSED RELATION ALONG A FIRST PATH, (B) MEANS TO CONVEY THE REMAINDER OF SAID WEBS IN SUPERPOSED RELATION ALONG A SECOND PATH SEPARATED FROM SAID FIRST PATH TO DEFINE AN OPEN SHED THEREBETWEEN, (C) A TAB CARD DISPENSER DISPOSED WITHIN SAID SHED, (D) MEANS COORDINATED WITH THE CONVEYANCE OF SAID WEBS TO ACTUATE SAID DISPENSER TO CAUSE IT TO DEPOSIT A TAB CARD ON THE SUPERPOSED WEBS CONVEYED ALONG THE FIRST PATH AT TIMED INTERVALS TO PLACE EACH CARD AT A PREDETERMINED POSITION WITH RESPECT THERETO, AND (E) COMBINING ROLLS TO COMBINE THE SUPERPOSED WEBS FROM SAID FIRST PATH WITH THE CARD-CARRYING SUPERPOSED WEBS FROM THE SECOND PATH.