Card feeding mechanism

Claim 1

A FORM FEEDING MECHANISM COMPRISING: A HOPPER FOR SUPPORTING SUPERPOSED FORMS; A KNIFE BLADE CO-OPERATING WITH ONE END OF THE HOPPER TO DEFINE A THROAT FOR NORMALLY ALLOWING THE PASSAGE TO ONLY A SINGLE FORM; PICKER MEANS AT THE OPPOSITE END OF SAID HOPPER FOR SUCCESSIVELY PICKING FORMS FROM THE HOPPER DURING SUCCESSIVE PICKING STROKES AND ADVANCING THEM PAST SAID THROAT; SAID PICKER MEANS BEING EFFECTIVE TO PICK AND ADVANCE ONLY ONE FORM DURING EACH FEEDING STROKE; FEED ROLLERS ADJACENT THE EXIT SIDE OF SAID THROAT FOR ADVANCING SAID FORMS OUT OF SAID THROAT AND HOPPER; MEANS FOR OPERATING SAID PICKER MEANS AT A FASTER RATE THAN SAID FEED ROLLERS TO SUCCESSIVELY ADVANCE A FORM BEFORE A FORM LEAVES SAID THROAT AND HOPPER WHEREBY THE TRAILING AND LEADING EDGES OF SUCCESSIVE FORMS WILL OVERLAP A PREDETERMINED AMOUNT PRIOR TO LEAVING THE HOPPER; AND CAMMING MEANS RECIPROCATING SAID KNIFE BLADE FOR SUCCESSIVELY VARYING SAID THROAT TO ALLOW THE SUCCESSIVE PASSAGE OF THE OVERLAPPED PORTIONS OF SAID FORMS.